Wilwood Narrow Superlite 6R Big Brake Front Brake Kit - Factory Disc Spindle / Black (1979-1987 G-Body) - 140-12298
Upgrade your classic GM G-body or light truck's factory disc brakes to ultimate high-performance stopping power with the Wilwood Forged Narrow Superlite 6R Big Brake Kit featuring Black Calipers (140-12298). Engineered specifically for vehicles equipped with factory disc spindles and 17-inch or larger wheels, this complete bolt-on solution combines forged billet 6-piston Narrow Superlite calipers and precision hubs with larger 12.88-inch standard face rotors to deliver exceptional braking capacity, superior thermal management, and a striking custom appearance for high-performance street and track machines.
Designed to fit inside 17-inch and larger wheels (verify clearance using Wilwood's wheel clearance diagram), this system adjusts track width with a +.10" hub offset and is fully compatible with factory master cylinders. The durable black powder-coated calipers and precision-machined components provide long-lasting reliability and peak performance.
Features
- Forged billet 6-piston Narrow Superlite 6R (FNSL6R) calipers with durable black powder-coat finish
- Larger 12.88" precision rotors and forged aluminum hubs optimized for factory disc spindles
- Adjusts track width with a +.10" OE hub offset
- Compatible with factory master cylinder configurations
- Engineered to fit inside 17-inch and larger wheels (verify clearance using Wilwood's wheel clearance diagram)
- Direct bolt-on installation designed specifically for GM G-body cars and compatible 2WD light trucks/SUVs with original disc spindles
Specifications
- SKU / Part Number: 140-12298
- Manufacturer: Wilwood Disc Brakes
- Axle Position: Front
- Spindle Type Compatibility: Factory Disc Spindle
- Hub Offset: +.10 inches
- Vehicle Platform Compatibility: 1979–1987 GM G-Body & Compatible 2WD Trucks/SUVs
- Rotor Diameter: 12.88 inches
- Rotor Type & Style: Standard (Plain Face) Rotors with Forged Hubs
- Caliper Type: Forged Narrow Superlite 6R (FNSL6R) with Black Powder Coat Finish
- Piston Count / Material: 6 Pistons / Stainless Steel
- Minimum Wheel Diameter Required: 17 inches (Check clearance diagram prior to purchase)
- Mount Type: Radial / Bolt-on
What's in the Box
- 1 x Pair of Forged Narrow Superlite 6-Piston Calipers (Black Powder Coat)
- 1 x Pair of 12.88" Rotors and Forged Aluminum Hub Assemblies
- High-Performance Brake Pad Set
- Caliper Mounting Brackets and Complete Installation Hardware
- Bearings, Seals, and Dust Caps
Fitment
Buick Century:
- 1979 Buick Century
- 1980 Buick Century
- 1981 Buick Century
Buick Grand National:
- 1982 Buick Grand National
- 1983 Buick Grand National
- 1984 Buick Grand National
- 1985 Buick Grand National
- 1986 Buick Grand National
- 1987 Buick Grand National
Buick Regal:
- 1979 Buick Regal
- 1980 Buick Regal
- 1981 Buick Regal
- 1982 Buick Regal
- 1983 Buick Regal
- 1984 Buick Regal (Includes Grand National)
- 1985 Buick Regal (Includes Grand National)
- 1986 Buick Regal (Includes Grand National)
- 1987 Buick Regal (Includes Grand National)
Chevrolet El Camino:
- 1979 Chevrolet El Camino
- 1980 Chevrolet El Camino
- 1981 Chevrolet El Camino
- 1982 Chevrolet El Camino
- 1983 Chevrolet El Camino
- 1984 Chevrolet El Camino
- 1985 Chevrolet El Camino
- 1986 Chevrolet El Camino
- 1987 Chevrolet El Camino
Chevrolet Malibu:
- 1979 Chevrolet Malibu
- 1980 Chevrolet Malibu
- 1981 Chevrolet Malibu
- 1982 Chevrolet Malibu
- 1983 Chevrolet Malibu
Chevrolet Monte Carlo:
- 1979 Chevrolet Monte Carlo
- 1980 Chevrolet Monte Carlo
- 1981 Chevrolet Monte Carlo
- 1982 Chevrolet Monte Carlo
- 1983 Chevrolet Monte Carlo
- 1984 Chevrolet Monte Carlo
- 1985 Chevrolet Monte Carlo
- 1986 Chevrolet Monte Carlo
- 1987 Chevrolet Monte Carlo
- 1988 Chevrolet Monte Carlo
Chevrolet S10 Blazer:
- 1983 Chevrolet S10 Blazer (4x2)
- 1984 Chevrolet S10 Blazer (4x2)
- 1985 Chevrolet S10 Blazer (4x2)
- 1986 Chevrolet S10 Blazer (4x2)
- 1987 Chevrolet S10 Blazer (4x2)
- 1988 Chevrolet S10 Blazer (4x2)
- 1989 Chevrolet S10 Blazer (4x2)
- 1990 Chevrolet S10 Blazer (4x2)
- 1991 Chevrolet S10 Blazer (4x2)
- 1992 Chevrolet S10 Blazer (4x2)
- 1993 Chevrolet S10 Blazer (4x2)
- 1994 Chevrolet S10 Blazer (4x2)
- 1995 Chevrolet S10 Blazer (4x2)
- 1996 Chevrolet S10 Blazer (4x2)
- 1997 Chevrolet S10 Blazer (4x2)
Chevrolet S10 Pickup:
- 1982 Chevrolet S10 Pickup
- 1983 Chevrolet S10 Pickup (4x2)
- 1984 Chevrolet S10 Pickup (4x2)
- 1985 Chevrolet S10 Pickup (4x2)
- 1986 Chevrolet S10 Pickup (4x2)
- 1987 Chevrolet S10 Pickup (4x2)
- 1988 Chevrolet S10 Pickup (4x2)
- 1989 Chevrolet S10 Pickup (4x2)
- 1990 Chevrolet S10 Pickup (4x2)
- 1991 Chevrolet S10 Pickup (4x2)
- 1992 Chevrolet S10 Pickup (4x2)
- 1993 Chevrolet S10 Pickup (4x2)
- 1994 Chevrolet S10 Pickup (4x2)
- 1995 Chevrolet S10 Pickup (4x2)
- 1996 Chevrolet S10 Pickup (4x2)
- 1997 Chevrolet S10 Pickup (4x2 w/ Drum Rear)
- 1998 Chevrolet S10 Pickup (4x2 w/ Drum Rear)
- 1999 Chevrolet S10 Pickup (4x2 w/ Drum Rear)
- 2000 Chevrolet S10 Pickup (4x2 w/ Drum Rear)
- 2001 Chevrolet S10 Pickup (4x2 w/ Drum Rear)
- 2002 Chevrolet S10 Pickup (4x2 w/ Drum Rear)
- 2003 Chevrolet S10 Pickup (4x2 w/ Drum Rear or Disc Rear)
GMC Caballero:
- 1978 GMC Caballero (Base, Diablo, Laredo)
- 1979 GMC Caballero (Base, Diablo, Laredo)
- 1980 GMC Caballero (Base, Diablo, Laredo)
- 1981 GMC Caballero (Base, Diablo, Conquista, Royal Knight, Amarillo)
- 1982 GMC Caballero (Base, Diablo, Amarillo)
- 1983 GMC Caballero (Base, Diablo, Amarillo)
- 1984 GMC Caballero (Base, Diablo, Amarillo)
- 1985 GMC Caballero (Base, Diablo, Amarillo)
- 1986 GMC Caballero (Base, Diablo, Amarillo)
- 1987 GMC Caballero (Base, Diablo)
GMC Jimmy / S15 Jimmy:
- 1983 GMC S15 Jimmy (4x2)
- 1984 GMC S15 Jimmy (4x2)
- 1985 GMC S15 Jimmy (4x2)
- 1986 GMC S15 Jimmy (4x2)
- 1987 GMC S15 Jimmy (4x2)
- 1988 GMC S15 Jimmy (4x2)
- 1989 GMC S15 Jimmy (4x2)
- 1990 GMC S15 Jimmy (4x2)
- 1991 GMC S15 Jimmy (4x2)
- 1992 GMC Jimmy (4x2)
- 1993 GMC Jimmy (4x2)
- 1994 GMC Jimmy (4x2)
- 1995 GMC Jimmy (4x2)
- 1996 GMC Jimmy (4x2)
- 1997 GMC Jimmy (4x2)
GMC S15 / Sonoma:
- 1982 GMC S15
- 1983 GMC S15 (4x2)
- 1984 GMC S15 (4x2)
- 1985 GMC S15 (4x2)
- 1986 GMC S15 (4x2)
- 1987 GMC S15 (4x2)
- 1988 GMC S15 (4x2)
- 1989 GMC S15 (4x2)
- 1990 GMC S15 (4x2)
- 1991 GMC Sonoma (4x2)
- 1992 GMC Sonoma (4x2)
- 1993 GMC Sonoma (4x2)
- 1994 GMC Sonoma (4x2)
- 1995 GMC Sonoma (4x2)
- 1996 GMC Sonoma (4x2)
- 1997 GMC Sonoma (4x2 w/ Drum Rear)
- 1998 GMC Sonoma (4x2 w/ Drum Rear)
- 1999 GMC Sonoma (4x2 w/ Drum Rear)
- 2000 GMC Sonoma (4x2 w/ Drum Rear)
- 2001 GMC Sonoma (4x2 w/ Drum Rear)
- 2002 GMC Sonoma (4x2 w/ Drum Rear)
- 2003 GMC Sonoma (4x2 w/ Drum Rear or Disc Rear)
Isuzu Hombre:
- 1996 Isuzu Hombre (4x2)
- 1997 Isuzu Hombre (4x2)
- 1998 Isuzu Hombre (4x2)
- 1999 Isuzu Hombre (4x2)
- 2000 Isuzu Hombre (4x2)
Oldsmobile Cutlass / Cutlass Supreme / Salon / Calais:
- 1979 Oldsmobile Cutlass (Vista Cruiser, Calais, Salon, Supreme)
- 1980 Oldsmobile Cutlass (Base, Calais, Salon, Supreme, Cruiser)
- 1981 Oldsmobile Cutlass (Brougham, Calais, Salon, Supreme, LS, Cruiser)
- 1982 Oldsmobile Cutlass (Calais, Salon, Supreme, Cruiser)
- 1983 Oldsmobile Cutlass (Calais, Hurst, Salon, Supreme, Cruiser)
- 1984 Oldsmobile Cutlass (Calais, Hurst, Salon, Supreme)
- 1985 Oldsmobile Cutlass (Salon, Supreme)
- 1986 Oldsmobile Cutlass (Salon 442, Supreme)
- 1987 Oldsmobile Cutlass (Salon, Supreme 442)
- 1988 Oldsmobile Cutlass Supreme (RWD Only)
Pontiac Bonneville / Grand Am / Grand Prix / LeMans:
- 1979 Pontiac Grand Am, Grand Prix, LeMans
- 1980 Pontiac Grand Am, Grand Prix, LeMans
- 1981 Pontiac Grand Prix, LeMans (Canada)
- 1982 Pontiac Bonneville, Grand LeMans, Grand Prix, LeMans (Canada)
- 1983 Pontiac Bonneville, Grand LeMans, Grand Prix, LeMans (Canada)
- 1984 Pontiac Bonneville, Grand Prix
- 1985 Pontiac Bonneville, Grand Prix
- 1986 Pontiac Bonneville, Grand Prix
- 1987 Pontiac Bonneville, Grand Prix
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
