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GMPU 10/12-BOLT, 305mm, C5/C6

The KORE3 305mm C5/C6 Rear Big-Brake Kit for the early GMPU & 1971-1976 B-body c-clip rear axle applications adapts high-performance, high-quality, 5th or 6th generation (C5/C6) Corvette brake components to your application.

Take advantage of the vast aftermarket support for the C5/C6 Corvette brakes by combining our rear kit with our GMTS HD front kit for the best of both worlds. Numerous rotors, calipers, and brake pads are available to suit nearly anybody's needs and/or budget, making the KORE3 wagon big-brake conversion a nearly unbeatable combination for the rear of any muscle car, whether you're grocery getting, pro-touring, or a little bit of both.

  1. This kit has no provisions for a parking brake.

  2. Standard rotor configuration is 5 x 5" with 3.06" [77.8mm] center pilot (GM). Note that due to the rotor modifications required, please contact us for estimated delivery prior to placing an order.

  3. Minimum 17" wheels are recommended, however not all 17" wheels will fit . Verify wheel fitment prior to ordering using the appropriate KORE3 fitment template. Wheel fitment is the buyer's responsibility. Please contact us if you have any questions regarding your specific application or the proper use of the templates.

The following items are included in this kit:

  • Installation instructions

  • KORE3 GM B-body Wagon Big-Brake Bracket Kit

  • FlexKORE™ 2-piece Brake Line Kit

  • C5/C6 Rear Caliper Kit (select below)

  • C5/C6 Rear Pad Kit (select below)

  • C5/C6 Rear Rotors (select below)

Build your kit selecting from the options below. If you have any questions regarding your specific application or don't see an option you may prefer, please don't hesitate to contact us.

Price: $851.00
KORE3 News:

Notice: C6 Z06 calipers availability is limited. Please contact us for current stock and color options.

KORE3 is a proud dealer for Hydratech Braking Systems™, the industry leader in hydraulic brake assist conversions for the pro-touring market.

Upcoming Closures:

Independence Day (Observed): Monday July 5th

Labor Day: Monday Sept 26th

KORE3 is continuing operations during the COVID-19 coronavirus pandemic with the understanding that we will continue to do what we can, when we can, without putting ourselves, our customers, our vendors, or our community at unnecessary risk. Your patience is much appreciated while we figure out how to provide the same great products and service we've always offered in this new and challenging business environment.