JEGS
GM 10 & 12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body [Standard Kit Non E-Brake & Raw Calipers]
555-631027
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Standard Shock Configuration
JEGS 631027 GM 10 & 12 Bolt Rear Axle Disc Brake Conversion Kit without an e-brake is an easy bolt-on solution for upgrading your GM rear-end to disc brake performance. This kit is designed for GM rear axles with coil springs and shocks that mount on the backside of the axle housing.
JEGS 555-631027 GM 10 & 12 Bolt Rear Disc Brake Conversion Kit Features:
- Fits most A, F, and X-body rear axles, such as 1967-1974 Chevy Camaro, chevelle, Oldsmobile Cutlass, pontiac Firebird, and Lemans
- Easy bolt-on solution to upgrade from drum to disc brakes
- For non-staggered shock applications with both shocks behind the rear axle housing
- Includes 11-inch plain rotors, rubber hoses, loaded calipers, and hardware
- The minimum required wheel diameter is 15”
Note:
- Will NOT Fit These Applications: Axle Flange is too large to fit into the hat of the rotor. See above dimensions before ordering.
- 1964-1965 LeMans, Tempest & GTO
- 1964-1972 Skylark & GS
- 1970-1974 LeMans, Tempest, GTO, Cutlass & 442
- Maximum Axle Flange Face Diameter of 6.11 in. with 2.786 in. Maximum Hub Register to fit Rotor Hat.
- 0.050 in. x 45-degree Chamfer
How To Measure Rear Axle Hub Flange & Register Dimensions
- For Applications with Both Shocks Behind the Rear Axle Housing
- The installation of disc brakes will require the use of 15 in. wheels. Any attempt to install disc brakes with 14 in. wheels will be the customer’s responsibility
- Does Not Fit S-10 Chassis, Truck Frames
- This kit Requires a disc/disc proportioning valve. JEGS recommends 555-63025.
- JEGS recommends a 1.125 in. large bore master cylinder like 555-631403 when adding disc brakes.
Kit Includes:
- (1 Set) Loaded Raw Calipers Left/Driver and Right/Passenger Side with D54 Pads, and Mounting Hardware
- (2) Hubless 10 Hole Plain Rotors (Dual Lug Pattern: 5 x 4.500 in. and 5 x 4.750 in.)
- (2) 10 mm Rubber Brake Hoses
- (6) 3/8 -24 x 50 Bolts
- (6) 3/8 -24 Lock Nuts
- (6) 20 x 10.5 x 2 Washers
- (2) Brake Hose Clips
- (1 box) Left Driver Side and right Passenger Side Caliper Brackets
- (6) Shims
- (2) Brake Hose Mounting Tabs
- (2) Square Backing Plates
Specifications:
Will this kit fit a 66 chevelle ss with QA1coil overs? If so, which coil over kit works best?
Does this just bolt on without removing the axels?
will this work with C-clip eliminators?
Will this fit on a 1981 el Camino with rear shocks and springs
will this fit my 1986 GMC Sierra classic?
Will this work on a 1986 gmc k2500 suburban?
Will this work on a 2011 GMC Sierra 1500 SLE? Also what else would I need to get to fully convert it?
how do I tell if the master cylinder I have will work with this kit?
Motor Vehicles
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Tools:
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Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.