Wilwood 140-15940-R SL6R 12" Front Big Brake Kit, Red, 1963-87 GM C10/C15 W/Drop Spindle

Wilwood 140-15940-R Forged Narrow Superlite 6R 12.19" Front Big Brake Hub Kit With Red Calipers, Fits 1963-1987 Chevrolet C10 & GMC C15 With Wilwood Drop Spindle Front

The unsurpassed braking capacity of the Forged Narrow Superlite 6R six-piston caliper serves as the base of this 12.19” big rotor kit for the popular 1963 thru 1987 Chevrolet & GM C10 / C15 Trucks with Wilwood's new 1 Piece Iron Drop Pro Spindles. SL6 kits are engineered application specific for simplified installation and full compatibility with OE master cylinder output and ABS functions where used. Big brake kits provide increased brake capacity and complimentary style with wheel, tire, and suspension upgrades. Optional caliper finishes and rotor designs simplify personalizing the style and braking requirements of any application. This kit contains hubs with 5 x 4.75” and 5 x 5.00” bolt circle. This brake kit does not include brake lines. Wilwood Flexline brake lines are necessary to complete the installation of the kit and must be ordered separately. See below for brake line kit options. 

THIS BRAKE KIT WILL NOT FIT OEM FACTORY SPINDLES.

Wilwood Drop Spindles are available and sold separately. See below for details.

BRAKE LINE OPTIONS:

Wilwood Flexline Brake Line Kit # WIL-220-12168

• 1963-1966 Chevrolet C10 Panel, C10 Pickup & Suburban
• 1963-1966 GMC 1000 Series & Suburban

Wilwood Flexline Brake Line Kit # WIL-220-7056. 

• 1967-1972 Chevrolet C10 Pickup, Panel & Suburban
• 1967-1970 GMC C15/C1500 Pickup & Suburban
• 1970-1972 Chevrolet Blazer
• 1970-1972 GMC Jimmy

Wilwood Flexline Brake Line Kit # WIL-220-11237. 

• 1971-1974 GMC C15/C1500 Suburban
• 1971-1986 GMC C1500 Pickup
• 1973-1982 Chevrolet Blazer
• 1973-1982 GMC Jimmy
• 1973-1986 Chevrolet C10 Pickup & Suburban
• 1975-1978 GMC C15 & Suburban
• 1979-1986 GMC C1500 Suburban
• 1987 Chevrolet R10 Pickup & Suburban
• 1987 GMC R1500 Pickup & Suburban

Notes

Red Calipers. See separate listing for the black caliper systems. Installation of Wilwood Disc Brake Kits may affect the wheel offset and will require a larger diameter wheel for caliper clearance. All returned orders are subject to a re-stocking fee, so please make sure your wheels will work before ordering. Shipping Promotions are valid in the Lower 48 States only.  For all other areas, please contact us for a discounted rate quote.

WILWOOD DROP SPINDLE OPTIONS:

WIL-831-15931

WIL-831-15932

WARNING: Cancer and/or Reproductive Harm — www.P65Warnings.ca.gov

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Fits These Applications: