Standard Shock Configuration
- For Coil Springs with Both Shocks Behind Rear Axle
- Does Not Fit S-10 Chassis, Truck Frames, or 14 in. Rims
- Maximum Diameter of 6.110 in. to Fit Rotor Hat
- 0.050 in. x 45 degree Chamfer
- 2.786 in. Max Register Axle
You will need to swap out your proportioning valve to disc/disc try 555-63025.
JEGS recommends a 1 1/8 in. large bore master cylinder like 555-631403 when adding disc brakes.
- (1 Set) Loaded Raw Calipers Left/Right
- (2) Hubless 10 Hole Cross-Drilled & Slotted Rotors
- (2) 10mm Stainless Steel Brake Hoses
- (2) 10mm Banjo Bolts
- (4) 10mm Copper Washers
- (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 & Right Caliper Brackets
- (6) Shims
- (2) Brake Hose Mounting Tabs
- (2) Square Backing Plates/Axle Flanges
Does NOT fit:
- 1964-1965 LeMans, Tempest & GTO
- 1964-1972 Skylark & GS
- 1970-1972 LeMans, Tempest, GTO, Cutlass & 442
Add Safety, Reliability, and Performance to Your Vehicle with Rear Disc Brakes
JEGS 10 & 12-Bolt GM Rear Disc Brake Conversion Kits combine some of the best features available to make your selection and installation easy. Our brake kits include brackets, flanges, and large GM calipers with pads for small GM (4-bolt) housing ends. GM Rear Disc Brake Kits are available for standard (coil springs with both shocks behind the rear axle) or staggered (leaf springs with one shock forward of and one shock behind the rear axle) set-ups.
Standard Kits Include Factory-style rotors, brake cables (as listed), rubber brake hoses, raw brake calipers, and mounting hardware.
Premium Kits Include Cross-drilled and slotted rotors, brake cables (as listed), braided stainless-steel brake hoses, and a choice of raw, red, or black powder-coated calipers and mounting hardware.
Will this fit a 1985 C10 with 12 bolt rear? If not what kit does?
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