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If you’re considering a rear disc brake conversion kit, you’re likely after improved stopping power and better heat dissipation compared to drum brakes. The SuperATV Rear Disc Brake Conversion Kit stands out as the best overall choice for its durability and compatibility with various models. For those on a budget, the GM 10 & 12 Bolt Rear Disc Brake Conversion Kit offers solid performance at a lower price, while the TeraFlex Brake Conversion Kit appeals to Jeep enthusiasts. Each option involves tradeoffs—some prioritize ease of install, others focus on compatibility or price. Keep reading to see how these kits compare across key criteria and find the best fit for your needs.

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13
compared
6
brands
Which rear disc brake conversion kit should you buy?
★ Top Pick
Rear Disc Brake Conversion Kit
Best Overall for Ford 8" & 9" Small Bearing Axles
Complete hardware package for straightforward installation
See on Amazon →
Owners of GM trucks from 1973-1988 seeking a full, durable brake conversion kit with all hardware included
Complete Disc Brake Conversion
Includes all necessary hardware for a full upgrade
View on Amazon →
GM model owners with 15-inch wheels looking for a complete, performance-oriented brake upgrade
Rear Disc Brake Conversion Kit
Complete hardware and components for a full upgrade
View on Amazon →
Owners of GM vehicles from the late 70s to 80s wanting a multi-model compatible upgrade
Rear Disc Brake Conversion Kit
Includes all hardware necessary for installation
View on Amazon →
Owners of 1970s-80s Chevy trucks needing a heavy-duty, full hardware upgrade
Complete Disc Brake Conversion
Includes all components for a complete upgrade
View on Amazon →
Pros & cons at a glance
Rear Disc Brake Conversion Kit
✓ Complete hardware package for straightforward installation
✗ Requires 14" or larger wheels, limiting compatibility
Complete Disc Brake Conversion
✓ Includes all necessary hardware for a full upgrade
✗ Heavy weight may complicate installation
Rear Disc Brake Conversion Kit
✓ Complete hardware and components for a full upgrade
✗ Requires axle removal, which can be labor-intensive
Rear Disc Brake Conversion Kit
✓ Includes all hardware necessary for installation
✗ Requires axle removal, a labor-intensive process
Complete Disc Brake Conversion
✓ Includes all components for a complete upgrade
✗ Limited customer reviews for validation
Rear Disc Brake Conversion Kit
✓ Includes all hardware and components needed
✗ Limited to specific axle types; not suitable for full-size cars or pickups
SuperATV Rear Disc Brake Conve
✓ Easy to install with basic tools
✗ Limited to 4×4 models; not suitable for 2×4 variants
GM 10 & 12 Bolt Rear Disc Conv
✓ Easy bolt-on installation without welding
✗ Limited to specific axle and vehicle types
GM 10/12 Bolt Rear Disc Brake
✓ Easy bolt-on installation with hardware included
✗ Limited to non-staggered shock applications
6 Lug Rear Disc Brake Conversi
✓ Wide compatibility with many Chevy and GMC models
✗ Limited to certain vehicle models and years
Rear Disc Brake Conversion Kit
✓ Compatible with a wide range of GM vehicles from the late 70s to late 80s
✗ Requires pulling axles for installation, which can be labor-intensive
TeraFlex 4354420 Brake Convers
✓ Compatible with multiple Jeep rear axle models from 1991-2006
✗ Limited to Jeep vehicles within the specified years, reducing versatility
Rear Disc Brake Conversion Kit
✓ Specifically designed for GM A-Body vehicles from 1964-1972
✗ Limited to GM A-Body vehicles, not compatible with other models

Key Takeaways

  • The top-ranked kits balance ease of installation with reliable performance for their target vehicles.
  • Compatibility varies greatly, so checking fitment for specific models is essential before purchasing.
  • Premium kits tend to include parking brake integration, an important feature for safety and legality.
  • Price differences often reflect build quality, with more expensive options offering better durability and components.
  • Many kits require additional parts or modifications, so understanding the full scope of the install is critical.
2
Complete Disc Brake Conversion
Best Value for GM Trucks from 1973-1988
1
Rear Disc Brake Conversion Kit
Best Overall for Ford 8" & 9" Small Bearing Axles
3
Rear Disc Brake Conversion Kit
Best for GM Models from the Late 70s to Early 90s

Our Top Rear Disc Brake Conversion Kit Picks

Rear Disc Brake Conversion Kit with Parking Brake Cables for Ford 8″ & 9″Rear Disc Brake Conversion Kit with Parking Brake Cables for Ford 8" & 9"Best Overall for Ford 8″ & 9″ Small Bearing AxlesApplication: Ford 8″ and 9″ Small Bearing RearRotors: 11″ drilled and slottedIncluded Components: Calipers, brake pads, emergency brake cables, rubber hoses, mounting hardwareVIEW ON AMAZONSee Our Full Breakdown
Complete Disc Brake Conversion Kit Replacement for GM 1973-1988Complete Disc Brake Conversion Kit Replacement for GM 1973-1988Best Value for GM Trucks from 1973-1988Package Included: 2 brackets, rotors, calipers, pads, hoses, hardwareCompatibility: GM trucks 1973-1988Material: Steel, zinc coatingVIEW ON AMAZONSee Our Full Breakdown
Rear Disc Brake Conversion Kit for Malibu, Camaro, G Body, S10Rear Disc Brake Conversion Kit for Malibu, Camaro, G Body, S10Best for GM Models from the Late 70s to Early 90sRotors: 11 inches, drilled and slottedBolt Pattern: 5 on 4.5 inches and 4.75 inchesIncludes: Calipers, cables, hoses, hardwareVIEW ON AMAZONSee Our Full Breakdown
Rear Disc Brake Conversion Kit Drilled Rotor Replacement for G Body S10Rear Disc Brake Conversion Kit Drilled Rotor Replacement for G Body S10Best for a Variety of GM Vehicles from the Late 70s to 80sRotor Diameter: 11 inchesBolt Pattern: 5 on 4.5″ and 4.75″Includes: Rotors, calipers, cables, hardwareVIEW ON AMAZONSee Our Full Breakdown
Complete Disc Brake Conversion Kit for Chevy C20, C30, K20, K30Complete Disc Brake Conversion Kit for Chevy C20, C30, K20, K30Best for Classic Chevy Heavy-Duty ModelsCompatibility: Chevy C20, C30, K20, K30 (1973-1988)Brackets: 3/8″ thick laser-cut, bentRotors: 8 lug, 12.5″ diameter GMVIEW ON AMAZONSee Our Full Breakdown
Rear Disc Brake Conversion Kit for GM 10 & 12 BoltRear Disc Brake Conversion Kit for GM 10 & 12 BoltBest Budget-Friendly Option for GM Mid-Size CarsApplication: GM 10 & 12 bolt rear ends in mid-size carsRotor bolt patterns: 5 on 4-1/2″ and 5 on 4-3/4″Maximum flange diameter: 6-1/4″VIEW ON AMAZONSee Our Full Breakdown
SuperATV Rear Disc Brake Conversion Kit for Honda 4×4SuperATV Rear Disc Brake Conversion Kit for Honda 4x4Best for Honda 4×4 Utility ATV Owners Seeking Reliable BrakesCompatible Models: Honda Foreman 500 (2014-2019), Foreman 520 (2020+), Rancher 420 (2014+)Replaces OEM Part: 43010-HR3-A20Installation: DIY, no welding or modifications neededVIEW ON AMAZONSee Our Full Breakdown
GM 10 & 12 Bolt Rear Disc Conversion Brake Bracket KitGM 10 & 12 Bolt Rear Disc Conversion Brake Bracket KitBest for Precise Fitment in GM Mid-Size CarsApplication: GM 10 & 12 bolt rear axles in midsize carsIncludes: caliper brackets, vented rotors, calipers, pads, hardwareRotor Compatibility: 5 on 4-1/2″ and 5 on 4-3/4″VIEW ON AMAZONSee Our Full Breakdown
GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-BodyGM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-BodyBest for Classic GM A-Body Restoration ProjectsFits: Most A, F, & X-body rear axles (1967-1974 Camaro, Chevelle, Olds Cutlass, Firebird, Lemans)Rotor Size: 11 inchesApplication: Non-staggered shock rear axleVIEW ON AMAZONSee Our Full Breakdown
6 Lug Rear Disc Brake Conversion Kit for Chevy and GMC (1961-1991)6 Lug Rear Disc Brake Conversion Kit for Chevy and GMC (1961-1991)Best for Classic Trucks and SUVs from 1961-1991OEM Number: DBK1012TRK-6Application: Chevy/GMC trucks and SUVs 1961-1991Includes: hardware, calipers, rotors, padsVIEW ON AMAZONSee Our Full Breakdown
Rear Disc Brake Conversion Kit for Malibu, Camaro, El Camino, OldsRear Disc Brake Conversion Kit for Malibu, Camaro, El Camino, OldsBest Versatile Classic GM Vehicle ConversionRotors: 11 inches, drilled and slottedBolt Patterns: 5 on 4.5 inches and 4.75 inchesIncludes: calipers with emergency brake, emergency brake cables, rubber hoses, mounting hardwareVIEW ON AMAZONSee Our Full Breakdown
TeraFlex 4354420 Brake Conversion Kit for Jeep Rear Disc (1991-2006)TeraFlex 4354420 Brake Conversion Kit for Jeep Rear Disc (1991-2006)Best Off-Road Ready Jeep Rear Disc ConversionFitment: Jeep rear axles 1991-2006Includes: Brake conversion kitCables: Emergency brake cables sold separatelyVIEW ON AMAZONSee Our Full Breakdown
Rear Disc Brake Conversion Kit for GM A-Body, 11-inch RotorsRear Disc Brake Conversion Kit for GM A-Body, 11-inch RotorsBest Classic GM A-Body UpgradeVehicle Compatibility: 1964-1972 GM A-Body (Chevelle, GTO, Cutlass, Skylark)Rotor Diameter: 11 inchesRotor Type: Vented cast ironVIEW ON AMAZONSee Our Full Breakdown
Specs at a glance
rear disc brake conversion kitIncludes
Rear Disc Brake Conversion Kit—
Complete Disc Brake Conversion—
Rear Disc Brake Conversion KitCalipers, cables, hoses, hardware
Rear Disc Brake Conversion KitRotors, calipers, cables, hardware
Complete Disc Brake Conversion—
Rear Disc Brake Conversion Kit—
SuperATV Rear Disc Brake Conve—
GM 10 & 12 Bolt Rear Disc Convcaliper brackets, vented rotors, calipers, pads, hardware
GM 10/12 Bolt Rear Disc Brake —
6 Lug Rear Disc Brake Conversihardware, calipers, rotors, pads
Rear Disc Brake Conversion Kitcalipers with emergency brake, emergency brake cables, rubber hoses, mounting hardware
TeraFlex 4354420 Brake ConversBrake conversion kit
Rear Disc Brake Conversion KitRotors, calipers, mounting brackets, hardware

More Details on Our Top Picks

  1. Rear Disc Brake Conversion Kit with Parking Brake Cables for Ford 8″ & 9″

    Rear Disc Brake Conversion Kit with Parking Brake Cables for Ford 8" & 9"

    Best Overall for Ford 8″ & 9″ Small Bearing Axles

    View on Amazon

    This kit stands out for offering a complete upgrade for Ford 8-inch and 9-inch small bearing axles, including drilled and slotted rotors, calipers, emergency brake cables, and hardware, making it an ideal choice for those seeking a straightforward installation without welding. Compared with the GM-focused options like the Complete GM 1973-1988 Conversion Kit, it’s more specialized, ensuring better fitment for Ford small bearings but requires 14″ or larger wheels and axle removal, which could be a hurdle for some DIYers. The inclusion of a 24-month warranty adds peace of mind, though the need for larger wheels and potential axle removal can be inconvenient for vehicles with limited space or smaller wheels. This pick is best suited for Ford enthusiasts wanting a reliable, bolt-on solution that respects original axle compatibility.

    Pros:
    • Complete hardware package for straightforward installation
    • Drilled and slotted rotors improve braking performance
    • Includes a 24-month warranty for peace of mind
    Cons:
    • Requires 14″ or larger wheels, limiting compatibility
    • Involves axle removal and shim adjustments, which can be complex

    Best for: Ford owners with 8″ or 9″ small bearing axles seeking an easy, complete upgrade

    Not ideal for: Owners of vehicles with smaller wheels or those unwilling to remove axles, as installation demands significant mechanical work

    • Application:Ford 8″ and 9″ Small Bearing Rear
    • Rotors:11″ drilled and slotted
    • Included Components:Calipers, brake pads, emergency brake cables, rubber hoses, mounting hardware
    • Warranty:24 months
    • Model Number:GELUOXI 433126A
    Our verdict
    “This kit offers a reliable, all-in-one upgrade for Ford small bearing axles, best suited for experienced DIYers with compatible wheel sizes.”
  2. Complete Disc Brake Conversion Kit Replacement for GM 1973-1988

    Complete Disc Brake Conversion Kit Replacement for GM 1973-1988

    Best Value for GM Trucks from 1973-1988

    View on Amazon

    This comprehensive kit excels in providing a full upgrade for a wide range of GM trucks from 1973 to 1988, including brackets, rotors, calipers, and hardware, making it a strong choice for owners who want a robust, all-in-one solution. Unlike the GM C20, C30, K20, K30 Kit, which offers a similar full package, this kit is compatible with many models and features zinc-coated, corrosion-resistant components, extending its durability. However, its weight (over 65 pounds) can make installation more demanding and might require additional vehicle support. While the extensive hardware and steel construction justify the price, the installation process may challenge those without mechanical experience, and fitment issues have been noted in some reviews. This kit is best for budget-conscious GM truck owners who prefer a complete, corrosion-resistant upgrade.

    Pros:
    • Includes all necessary hardware for a full upgrade
    • Compatible with a wide range of GM trucks from 1973-1988
    • Steel, zinc-coated components resist corrosion
    Cons:
    • Heavy weight may complicate installation
    • Installation may require mechanical expertise and patience

    Best for: Owners of GM trucks from 1973-1988 seeking a full, durable brake conversion kit with all hardware included

    Not ideal for: Beginners or those with limited mechanical skills, due to the weight and installation complexity

    • Package Included:2 brackets, rotors, calipers, pads, hoses, hardware
    • Compatibility:GM trucks 1973-1988
    • Material:Steel, zinc coating
    • Weight:65.9 pounds
    • Dimensions:21 x 14.5 x 7.5 inches
    Our verdict
    “This kit delivers a full, corrosion-resistant brake upgrade ideal for experienced GM truck owners prioritizing durability and comprehensive hardware coverage.”
  3. Rear Disc Brake Conversion Kit for Malibu, Camaro, G Body, S10

    Rear Disc Brake Conversion Kit for Malibu, Camaro, G Body, S10

    Best for GM Models from the Late 70s to Early 90s

    View on Amazon

    This kit is a strong choice for owners of GM models like Malibu, Camaro, and S10, featuring drilled and slotted rotors, calipers with emergency brakes, and hardware for a full upgrade. Compared with the GM 10 & 12 Bolt Conversion kits, it emphasizes versatility across multiple popular models, but requires 15-inch or larger wheels and axle removal, which can be challenging for those with limited mechanical experience. Its compatibility with a variety of GM vehicles makes it flexible, yet the complex installation and wheel size requirement may deter beginners. The drilled and slotted rotors provide noticeable improvements in braking, but the need for axle removal and larger wheels makes it less suited for simpler upgrades. This kit makes the most sense for enthusiasts with compatible vehicles and some mechanical skill.

    Pros:
    • Complete hardware and components for a full upgrade
    • Compatible with multiple GM models from late 70s to early 90s
    • Drilled and slotted rotors improve braking efficiency
    Cons:
    • Requires axle removal, which can be labor-intensive
    • Wheel size requirement of 15 inches or larger limits compatibility

    Best for: GM model owners with 15-inch wheels looking for a complete, performance-oriented brake upgrade

    Not ideal for: Beginners or owners with smaller wheels or limited mechanical skills, as installation can be complex and demanding

    • Rotors:11 inches, drilled and slotted
    • Bolt Pattern:5 on 4.5 inches and 4.75 inches
    • Includes:Calipers, cables, hoses, hardware
    • Wheel Size Requirement:15 inches or larger
    Our verdict
    “This kit offers a performance-focused upgrade for GM vehicles, ideal for owners with mechanical experience and appropriate wheel sizes.”
  4. Rear Disc Brake Conversion Kit Drilled Rotor Replacement for G Body S10

    Rear Disc Brake Conversion Kit Drilled Rotor Replacement for G Body S10

    Best for a Variety of GM Vehicles from the Late 70s to 80s

    View on Amazon

    This kit stands out for offering a versatile solution across many GM models like Buick Skylark, Malibu, and Firebird, with drilled and slotted rotors that enhance braking performance. The inclusion of all hardware simplifies installation, but like other GM-focused kits, it demands axle removal and 15-inch or larger wheels, which could be a barrier for casual DIYers. It’s well-suited for owners looking for a reliable upgrade compatible with multiple models, yet its installation complexity and wheel size constraints limit its appeal for those seeking a straightforward bolt-on solution. Compared to the GM 10 & 12 Bolt Kits, it offers broader vehicle compatibility but shares similar installation challenges.

    Pros:
    • Includes all hardware necessary for installation
    • Compatible with numerous GM models
    • Drilled and slotted rotors improve brake performance
    Cons:
    • Requires axle removal, a labor-intensive process
    • Wheel size of 15 inches or larger needed

    Best for: Owners of GM vehicles from the late 70s to 80s wanting a multi-model compatible upgrade

    Not ideal for: Beginners or owners with smaller wheels, due to axle removal and complex installation

    • Rotor Diameter:11 inches
    • Bolt Pattern:5 on 4.5″ and 4.75″
    • Includes:Rotors, calipers, cables, hardware
    • Vehicle Compatibility:Multiple GM models from 78-92
    Our verdict
    “This kit provides a flexible, multi-model upgrade for GM vehicles, best suited for those with mechanical skills and compatible wheel sizes.”
  5. Complete Disc Brake Conversion Kit for Chevy C20, C30, K20, K30

    Complete Disc Brake Conversion Kit for Chevy C20, C30, K20, K30

    Best for Classic Chevy Heavy-Duty Models

    View on Amazon

    This kit is tailored for heavy-duty Chevy trucks like C20, C30, K20, and K30 from the 70s and 80s, offering high-quality, laser-cut brackets, 12.5″ GM rotors, and durable calipers with steel pistons. It’s comparable to the GM 10 & 12 Bolt Kits but emphasizes heavier-duty components suitable for trucks that endure more demanding use. The inclusion of semi-metallic brake pads and zinc-coated hardware enhances longevity, yet it demands a higher level of mechanical skill for installation, especially since no detailed instructions are provided. Its compatibility with a wide range of models makes it a versatile choice, albeit with limited customer feedback available. This kit is best for owners of classic Chevy trucks seeking a robust, full-featured upgrade that can handle heavier loads.

    Pros:
    • Includes all components for a complete upgrade
    • Heavy-duty 12.5″ GM rotors for increased braking capacity
    • Durable, zinc-coated hardware and brackets
    Cons:
    • Limited customer reviews for validation
    • Requires mechanical expertise for proper installation

    Best for: Owners of 1970s-80s Chevy trucks needing a heavy-duty, full hardware upgrade

    Not ideal for: Beginners or those unfamiliar with mechanical work, due to the lack of detailed instructions and complex installation

    • Compatibility:Chevy C20, C30, K20, K30 (1973-1988)
    • Brackets:3/8″ thick laser-cut, bent
    • Rotors:8 lug, 12.5″ diameter GM
    • Calipers:GM with steel pistons
    • Brake Pads:Semi-metallic
    Our verdict
    “This kit delivers a heavy-duty, all-in-one brake upgrade perfect for classic Chevy trucks that demand more from their braking system.”
  6. Rear Disc Brake Conversion Kit for GM 10 & 12 Bolt

    Rear Disc Brake Conversion Kit for GM 10 & 12 Bolt

    Best Budget-Friendly Option for GM Mid-Size Cars

    View on Amazon

    This kit stands out for offering an affordable and straightforward way to upgrade GM 10 and 12 bolt rear ends in mid-size cars. Compared to higher-end kits like the GM 10 & 12 Bolt Rear Disc Conversion Brake Bracket Kit, it provides essential components without extras, which keeps costs down but limits versatility. Its compatibility with multiple rotor bolt patterns enhances its adaptability across various vehicles, yet it’s not suitable for full-size cars or pickups. The installation is simple, and it includes all necessary hardware, making it ideal for DIY enthusiasts on a budget. However, it requires careful measurement of flange diameter and register size to confirm fitment, which can be a hassle for some.

    Pros:
    • Very affordable and easy to install
    • Includes all hardware and components needed
    • Compatible with multiple rotor bolt patterns
    Cons:
    • Limited to specific axle types; not suitable for full-size cars or pickups
    • Requires precise measurement for fitment confirmation

    Best for: Budget-conscious DIYers upgrading mid-size GM cars with 10 or 12 bolt axles

    Not ideal for: Owners of full-size vehicles or trucks, since it’s not designed for those applications

    • Application:GM 10 & 12 bolt rear ends in mid-size cars
    • Rotor bolt patterns:5 on 4-1/2″ and 5 on 4-3/4″
    • Maximum flange diameter:6-1/4″
    • Brake register size:2.78″ or smaller
    Our verdict
    “This kit is best for budget-minded hobbyists working on mid-size GM cars with 10 or 12 bolt rear ends who value simplicity and cost savings.”
  7. SuperATV Rear Disc Brake Conversion Kit for Honda 4×4

    SuperATV Rear Disc Brake Conversion Kit for Honda 4x4

    Best for Honda 4×4 Utility ATV Owners Seeking Reliable Brakes

    View on Amazon

    This kit excels at replacing the stock drum brakes on Honda 4×4 ATVs from 2014 onward, offering a significant upgrade in durability and stopping power. Compared with the GM 10 & 12 Bolt Rear Disc Conversion Brake Bracket Kit, it is tailored specifically for off-road vehicles and is easy to install with common tools, requiring no welding or modifications. It’s compatible with several Honda models, including Foreman and Rancher, but isn’t suitable for 2×4 or models with OEM 12-inch wheels. The limited 3-month warranty reflects its focus on durability, yet some users might find the warranty period short for a long-term upgrade. It’s a great choice for ATV enthusiasts who need reliable brakes in rugged conditions.

    Pros:
    • Easy to install with basic tools
    • Replaces unreliable drum brakes with durable disc brakes
    • Compatible with multiple Honda models from 2014+
    • Includes a manufacturer warranty
    Cons:
    • Limited to 4×4 models; not suitable for 2×4 variants
    • Limited warranty period of 3 months
    • Does not fit OEM 12-inch aluminum wheels

    Best for: Honda 4×4 ATV owners wanting a straightforward, reliable disc brake upgrade

    Not ideal for: Owners of Honda 4×4 models with OEM 12-inch wheels or non-4×4 configurations

    • Compatible Models:Honda Foreman 500 (2014-2019), Foreman 520 (2020+), Rancher 420 (2014+)
    • Replaces OEM Part:43010-HR3-A20
    • Installation:DIY, no welding or modifications needed
    • Warranty:3 months
    Our verdict
    “This kit is ideal for Honda 4×4 ATV owners seeking a simple, reliable disc brake upgrade for rugged off-road use.”
  8. GM 10 & 12 Bolt Rear Disc Conversion Brake Bracket Kit

    GM 10 & 12 Bolt Rear Disc Conversion Brake Bracket Kit

    Best for Precise Fitment in GM Mid-Size Cars

    View on Amazon

    This kit is a solid choice for upgrading GM 10 & 12 bolt rear axles in midsize cars, offering a bolt-on solution that requires no welding. It includes caliper brackets, vented rotors, calipers, pads, and hardware, comparable to the Rear Disc Brake Conversion Kit for GM 10 & 12 Bolt, but with a focus on precise hardware and fit. It’s ideal for those who want a reliable, all-in-one package and are comfortable measuring flange diameter and bolt pattern compatibility. Its limitation to midsize cars and specific axle types means it’s not suitable for full-size vehicles. The need for precise measurement can be a drawback for less experienced DIYers.

    Pros:
    • Easy bolt-on installation without welding
    • Includes comprehensive hardware and components
    • Compatible with several wheel sizes
    Cons:
    • Limited to specific axle and vehicle types
    • Requires careful measurement for fitment
    • Not suitable for full-size cars or pickups

    Best for: Midsize GM car owners seeking a reliable bolt-on disc brake upgrade with all hardware included

    Not ideal for: Owners of full-size GM vehicles or trucks, since it’s designed for specific axle types

    • Application:GM 10 & 12 bolt rear axles in midsize cars
    • Includes:caliper brackets, vented rotors, calipers, pads, hardware
    • Rotor Compatibility:5 on 4-1/2″ and 5 on 4-3/4″
    • Maximum Flange Diameter:6-1/4″
    • Brake Register Size:2.78″
    Our verdict
    “This kit offers a precise and complete upgrade for owners of midsize GM cars with 10 or 12 bolt axles who prioritize fit and ease of installation.”
  9. GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body

    GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body

    Best for Classic GM A-Body Restoration Projects

    View on Amazon

    This kit is tailored for classic GM A-Body vehicles from 1964 to 1972, such as Camaros and Chevelles, providing a bolt-on upgrade with 11-inch rotors and all hardware needed. Compared to kits designed for modern GM cars, this product focuses on authenticity and compatibility with vintage models. Its non-staggered shock application limits its use to certain rear suspensions, which could mean additional modifications for some vehicles. The inclusion of all necessary hardware simplifies installation, but the age-specific design may not suit newer GM models. It’s best suited for restorers seeking period-correct braking performance.

    Pros:
    • Easy bolt-on installation with hardware included
    • Designed specifically for vintage GM A-Body cars
    • Includes 11-inch rotors suitable for muscle cars
    Cons:
    • Limited to non-staggered shock applications
    • May require additional modifications for some models
    • Restricted to specific vehicle years and models

    Best for: Classic GM A-Body owners restoring or upgrading vintage muscle cars from 1964-1972

    Not ideal for: Owners of newer GM models or those with staggered shock setups needing a more universal solution

    • Fits:Most A, F, & X-body rear axles (1967-1974 Camaro, Chevelle, Olds Cutlass, Firebird, Lemans)
    • Rotor Size:11 inches
    • Application:Non-staggered shock rear axle
    • Hardware Included:Yes
    Our verdict
    “This kit is perfect for classic GM A-Body enthusiasts looking for a period-correct, easy-to-install disc brake upgrade.”
  10. 6 Lug Rear Disc Brake Conversion Kit for Chevy and GMC (1961-1991)

    6 Lug Rear Disc Brake Conversion Kit for Chevy and GMC (1961-1991)

    Best for Classic Trucks and SUVs from 1961-1991

    View on Amazon

    This kit delivers a broad compatibility for Chevy and GMC trucks and SUVs from 1961 to 1991, offering a significant upgrade in braking performance. Compared with the Rear Disc Brake Conversion Kit for GM 10 & 12 Bolt, it covers a wider range of vehicle types, including pickups, Blazers, and Suburbans. Its OEM replacement part ensures proper fit, but the scope is limited to specific models—other vehicles outside this range may require different solutions. Installation may demand mechanical skills, especially for older models. Overall, this kit is a strong choice for owners of classic trucks wanting a straightforward upgrade to rear disc brakes.

    Pros:
    • Wide compatibility with many Chevy and GMC models
    • OEM replacement ensures proper fit
    • Improves braking performance significantly
    Cons:
    • Limited to certain vehicle models and years
    • Installation may be complex for less experienced mechanics
    • Lack of detailed hardware information

    Best for: Owners of Chevy or GMC trucks and SUVs from 1961-1991 seeking a reliable rear disc conversion

    Not ideal for: Owners of vehicles outside the specified years or non-GMC/Chevy models, since fitment may be incompatible

    • OEM Number:DBK1012TRK-6
    • Application:Chevy/GMC trucks and SUVs 1961-1991
    • Includes:hardware, calipers, rotors, pads
    • Fitting Range:wide compatibility with various models
    Our verdict
    “This kit is well-suited for classic Chevy and GMC truck owners who want a reliable, OEM-style rear disc brake upgrade with broad model coverage.”
  11. Rear Disc Brake Conversion Kit for Malibu, Camaro, El Camino, Olds

    Rear Disc Brake Conversion Kit for Malibu, Camaro, El Camino, Olds

    Best Versatile Classic GM Vehicle Conversion

    View on Amazon

    This kit stands out for its broad compatibility across a range of late 70s to late 80s GM vehicles, including Malibu, Camaro, and Olds models, making it a strong choice for owners of multiple classic cars. Unlike the GM A-Body kit, which is more specialized, this option offers drilled and slotted rotors that significantly improve heat dissipation and stopping power, especially under high demand. However, the need to pull axles and have 15-inch or larger wheels adds complexity, making installation less suitable for amateurs. Compared to the Jeep-specific TeraFlex kit, this product is more versatile for different GM models but requires more mechanical skill. It includes complete hardware and emergency brake components, ensuring a comprehensive upgrade. The tradeoff is that installation can be time-consuming and challenging for those unfamiliar with brake work. This kit makes the most sense for classic GM enthusiasts who want a reliable, complete upgrade that works on multiple models but are prepared for a more involved installation process.

    Pros:
    • Compatible with a wide range of GM vehicles from the late 70s to late 80s
    • Includes complete hardware and emergency brake components
    • Drilled and slotted rotors improve braking performance and heat dissipation
    • Provides a full kit for a comprehensive upgrade
    Cons:
    • Requires pulling axles for installation, which can be labor-intensive
    • Must have 15-inch or larger wheels, limiting compatibility for some vehicles
    • Installation complexity may be challenging for DIY beginners

    Best for: Owners of GM vehicles from the late 70s to late 80s seeking a comprehensive rear disc brake upgrade with emergency brake capability.

    Not ideal for: Beginners or those unfamiliar with pulling axles, since installation is complex and requires mechanical expertise.

    • Rotors:11 inches, drilled and slotted
    • Bolt Patterns:5 on 4.5 inches and 4.75 inches
    • Includes:calipers with emergency brake, emergency brake cables, rubber hoses, mounting hardware
    • Vehicle Compatibility:Buick Skylark 78-88, Chevy Camaro 82-92, El Camino 78-87, Malibu 78-87, Monte Carlo 78-87, Olds 78-81 & 85-87, Pontiac Firebird 82-92, Le Mans 78-81 & 88, Tempest 87-88
    • Wheel Size Requirement:15 inches or larger
    • Installation Note:Axles must be pulled for installation
    Our verdict
    “This kit is best suited for experienced GM enthusiasts wanting a durable, all-in-one rear disc brake upgrade for multiple models, accepting the installation effort involved.”
  12. TeraFlex 4354420 Brake Conversion Kit for Jeep Rear Disc (1991-2006)

    TeraFlex 4354420 Brake Conversion Kit for Jeep Rear Disc (1991-2006)

    Best Off-Road Ready Jeep Rear Disc Conversion

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    This kit is tailored for Jeep owners upgrading their rear brakes, fitting all factory rear axles from 1991 through 2006. While the Jeep-specific design ensures accurate fit and reliable performance, the need to purchase emergency brake cables separately adds extra cost and planning. Compared to the GM kits, which focus on classic cars, this product provides a straightforward solution for Jeep enthusiasts seeking a rear disc upgrade without extensive modifications. Its compatibility with Dana 35 c-clip, Dana 44, and Chrysler 8.25 axles makes it versatile within Jeep models, but it’s limited to this brand and era. The kit excels where off-road performance and reliability are priorities, with vehicle-specific parts that minimize installation guesswork. On the downside, the separate purchase of emergency cables, plus the narrower focus on Jeep models, may deter those seeking a universal or multi-vehicle solution. This pick makes the most sense for Jeep owners who want a reliable, vehicle-specific rear disc upgrade for off-road or heavy-duty use, but not for those with non-Jeep vehicles or seeking a plug-and-play option.

    Pros:
    • Compatible with multiple Jeep rear axle models from 1991-2006
    • Vehicle-specific fit ensures proper installation and performance
    • Provides a rear disc upgrade suitable for off-road and heavy-duty use
    Cons:
    • Emergency brake cables are sold separately, adding extra cost
    • Limited to Jeep vehicles within the specified years, reducing versatility
    • Requires additional purchase and installation steps for emergency cables

    Best for: Jeep owners with rear axles from 1991-2006 wanting a durable, vehicle-specific rear disc brake upgrade for off-road or heavy-duty use.

    Not ideal for: Owners of non-Jeep vehicles or those looking for a universal conversion kit, since this is designed specifically for Jeep rear axles and requires separate brake cables.

    • Fitment:Jeep rear axles 1991-2006
    • Includes:Brake conversion kit
    • Cables:Emergency brake cables sold separately
    Our verdict
    “This kit is ideal for dedicated Jeep owners seeking a robust rear disc upgrade tailored for off-road and heavy-duty applications, with the caveat of additional parts needed.”
  13. Rear Disc Brake Conversion Kit for GM A-Body, 11-inch Rotors

    Rear Disc Brake Conversion Kit for GM A-Body, 11-inch Rotors

    Best Classic GM A-Body Upgrade

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    This kit makes a compelling choice for owners of classic GM A-Body vehicles like Chevelle, GTO, Cutlass, or Skylark, specifically upgrading from drum brakes to disc. Compared with the GM-specific kits for later models, this one is optimized for the 1964-1972 era, offering 11-inch vented rotors that effectively improve heat dissipation and reduce brake fade. The inclusion of single piston calipers and hardware simplifies installation, but the limited compatibility means it’s not suitable for other vehicle types. Its vented rotors are a clear advantage over solid rotors, especially for cars driven hard or in hilly terrain. A downside is that installation may require mechanical skill, particularly in fitting brackets and calipers. This product offers a straightforward upgrade path for classic GM owners who want better braking performance without complex multi-piston calipers. It’s less suited for those with later GM models or unfamiliar with brake system modifications.

    Pros:
    • Specifically designed for GM A-Body vehicles from 1964-1972
    • Includes vented 11-inch rotors that improve heat dissipation
    • Complete hardware package simplifies installation
    • Enhances braking performance and reduces fade
    Cons:
    • Limited to GM A-Body vehicles, not compatible with other models
    • Installation may require mechanical expertise
    • Single piston calipers may offer less modulation compared to multi-piston setups

    Best for: Owners of 1964-1972 GM A-Body vehicles seeking a reliable, performance-oriented rear disc upgrade that enhances heat management and braking power.

    Not ideal for: Owners of newer GM models or other vehicle types, since this kit is designed specifically for the vintage A-Body cars and may not fit modern GM platforms.

    • Vehicle Compatibility:1964-1972 GM A-Body (Chevelle, GTO, Cutlass, Skylark)
    • Rotor Diameter:11 inches
    • Rotor Type:Vented cast iron
    • Caliper Type:Single piston
    • Includes:Rotors, calipers, mounting brackets, hardware
    • Parking Brake:Integrated
    Our verdict
    “This upgrade makes the most sense for vintage GM A-Body owners who want a straightforward, effective rear disc brake conversion to improve performance and heat handling.”
rear disc brake conversion kit
What makes a great rear disc brake conversion kit
1
Compatibility and Vehicle Fit
Ensuring the kit fits your specific vehicle model is paramount.
2
Brake Rotor Size and Type
The size and type of rotor directly affect braking performance.
3
Parking Brake Integration
If legal compliance or safety is a concern, choosing a kit with parking brake compatibility is wise.
4
Ease of Installation and Hardware Included
Look for kits that come with comprehensive hardware and detailed instructions.
How to choose your rear disc brake conversion kit
1
How we picked
These products were selected based on a combination of factors including build quality, compatibility across different v
2
Compatibility and Vehicle Fit
Ensuring the kit fits your specific vehicle model is paramount.
3
Brake Rotor Size and Type
The size and type of rotor directly affect braking performance.
4
Parking Brake Integration
If legal compliance or safety is a concern, choosing a kit with parking brake compatibility is wise.
5
Ease of Installation and Hardware Included
Look for kits that come with comprehensive hardware and detailed instructions.
Vetted rear disc brake conversion kit ·
The best rear disc brake conversion kit, compared
★ Winner Rear Disc Brake Conversion Kit
Best Overall for Ford 8" & 9" Small Bearing Axles
13compared

How We Picked

These products were selected based on a combination of factors including build quality, compatibility across different vehicle models, ease of installation, and overall value. We prioritized kits with proven performance, positive user feedback, and comprehensive hardware. The ranking reflects a balance between cost and quality, aiming to identify options suitable for both DIY enthusiasts and professionals. Kits that offer parking brake integration or require fewer modifications were rated higher, as these features can significantly impact installation complexity and safety.
Everyday → specialist
Everyday & valuePremium & specialist
Which rear disc brake conversion kit fits you?
The everyday user
All-round, reliable
The enthusiast
Premium & high-performance
The gift-giver
Looks & craftsmanship

Factors to Consider When Choosing Rear Disc Brake Conversion Kit

Choosing the right rear disc brake conversion kit involves more than just price. Several factors influence how well a kit will perform and how easy it is to install. Considering these elements can help prevent costly mistakes and ensure a successful upgrade that meets your driving needs.

Compatibility and Vehicle Fit

Ensuring the kit fits your specific vehicle model is paramount. Many kits are designed for particular makes and years, and using an incompatible kit can lead to installation issues or compromised braking performance. Always verify the kit’s compatibility with your vehicle’s make, model, and year before purchasing. Some kits may require additional adapters or modifications, so check the manufacturer’s notes carefully.

Brake Rotor Size and Type

The size and type of rotor directly affect braking performance. Larger rotors generally provide better heat dissipation and stopping power, which is beneficial for heavy or high-performance vehicles. Drilled or slotted rotors can improve cooling but may wear faster or be noisier. Match rotor size and style to your driving habits and vehicle specifications for optimal results.

Parking Brake Integration

If legal compliance or safety is a concern, choosing a kit with parking brake compatibility is wise. Some kits include integrated parking brake mechanisms, simplifying installation and ensuring reliable operation. Kits lacking this feature may require additional parts or modifications, increasing complexity and cost.

Ease of Installation and Hardware Included

Look for kits that come with comprehensive hardware and detailed instructions. Kits that are designed as direct replacements tend to be easier to install, especially for DIYers. Avoid kits that require extensive modifications or custom fabrication unless you have advanced mechanical skills. Well-designed kits save time and reduce frustration during installation.

Price and Long-term Value

While budget options may seem attractive initially, they can sometimes compromise durability or require replacements sooner. Investing in a more expensive, high-quality kit can pay off through longer lifespan and better performance. Consider your driving habits, vehicle usage, and maintenance willingness when balancing upfront costs against long-term value.

Frequently Asked Questions

Can I install a rear disc brake conversion kit myself?

Many rear disc brake conversion kits are designed for DIY installation, especially those with comprehensive hardware and straightforward instructions. However, some kits may require basic mechanical skills, tools, and knowledge of brake systems. If you’re comfortable with vehicle repair and follow safety protocols, you can likely handle the installation yourself. For complex setups or if you’re unsure, professional installation can ensure proper function and safety.

Will a rear disc brake kit fit my classic car?

Compatibility depends heavily on the specific kit and your vehicle model. Many kits are tailored for modern or specific classic models, but some may not fit without modifications. Always verify the kit’s compatibility with your vehicle’s make, year, and axle configuration. Consulting with the manufacturer or a professional can prevent mismatches and install problems.

Do rear disc brake conversion kits include everything I need?

Most kits include the essential components such as rotors, calipers, brackets, and hardware. However, some may omit parts like brake lines, master cylinders, or parking brake assemblies. Carefully review the product details before purchasing to ensure you have all necessary parts or identify what additional items you might need. This helps avoid surprises during installation.

How much does installation typically cost if I hire a mechanic?

Labor costs vary depending on the vehicle and shop rates but generally range from $200 to $500. Factors influencing cost include the complexity of the kit, the need for additional modifications, and the region. A straightforward bolt-on kit with minimal modifications tends to be on the lower end, while more involved setups can cost more. Getting a detailed quote beforehand helps manage expectations.

Will upgrading to rear disc brakes improve my vehicle’s stopping power?

Yes, rear disc brakes generally offer better heat dissipation, consistent braking, and improved performance over drum brakes. They can significantly enhance safety, especially under heavy or repeated braking conditions. However, the overall improvement also depends on the quality of the kit and whether front brakes are upgraded as well. Proper installation and matching components are key to realizing these benefits.

Conclusion

For casual drivers or those new to brake upgrades, a complete, easy-to-install kit like the GM 10 & 12 Bolt Rear Disc Conversion Kit offers reliable performance at an affordable price. If you seek durability and want a premium setup, the SuperATV Rear Disc Brake Conversion Kit makes a strong case, especially for off-road vehicles. Budget-conscious buyers should prioritize compatibility and basic features, while enthusiasts looking for long-term performance should consider kits with parking brake integration and high-quality components. No matter your vehicle or experience level, choosing a kit aligned with your needs ensures safer, more confident driving.

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