The Wilwood Narrow Superlite 6R front big brake kit fits a wide range of 1970 to 1978 GM muscle and full-size cars with six-piston FNSL6R forged aluminum calipers and 12.88 inch one-piece GT slotted rotors. The bolt-on hub and rotor assembly mounts to factory non-ABS spindles and includes forged aluminum hubs with dual 5x4.50 and 5x4.75 bolt circles on 1/2-20 studs. BP-10 compound pads provide consistent street and track braking, and the kit clears most 17 inch and larger wheels.
| Type | Narrow Superlite 6R (FNSL6R) Front Big Brake Kit |
| Position | Front |
| Caliper | 6-piston forged aluminum, radial mount |
| Rotor | 12.88 in, GT slotted, one-piece straight vane |
| Finish | Black |
| Hub | Forged aluminum, 5x4.50 and 5x4.75 bolt circles, 1/2-20 studs |
| Pad Compound | BP-10 |
| Minimum Wheel | 17 in |
| Quantity | 1 |
| Part Number | 140-12278 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1975 | Buick | Apollo | Base |
| 1975 | Buick | Apollo | SR |
| 1973-1977 | Buick | Century | Base |
| 1975-1977 | Buick | Century | Custom |
| 1976 | Buick | Century | Indianapolis 500 Pace Car |
| 1973-1975 | Buick | Century | Luxus |
| 1975-1977 | Buick | Century | Special |
| 1977-1978 | Buick | Estate Wagon | Base |
| 1977-1978 | Buick | LeSabre | Base |
| 1977-1978 | Buick | LeSabre | Custom |
| 1977 | Buick | LeSabre | Custom Sport |
| 1978 | Buick | LeSabre | Sport |
| 1973-1977 | Buick | Regal | Base |
| 1976-1977 | Buick | Regal | SR |
| 1975-1978 | Buick | Skylark | Base |
| 1978 | Buick | Skylark | Custom |
| 1976-1978 | Buick | Skylark | S |
| 1978 | Buick | Skylark | Sport |
| 1975-1977 | Buick | Skylark | SR |
| 1976 | Cadillac | Seville | Base |
| 1970,1975-1978 | Chevrolet | Camaro | Base |
| 1975-1978 | Chevrolet | Camaro | LT |
| 1976-1978 | Chevrolet | Camaro | LT Rally Sport |
| 1976-1978 | Chevrolet | Camaro | Rally Sport |
| 1970,1975 | Chevrolet | Camaro | RS |
| 1970 | Chevrolet | Camaro | SS |
| 1970,1977-1978 | Chevrolet | Camaro | Z28 |
| 1975-1977 | Chevrolet | Chevelle | Malibu |
| 1975-1977 | Chevrolet | Chevelle | Malibu Classic |
| 1975-1976 | Chevrolet | Chevelle | Malibu Classic Estate |
| 1975-1977 | Chevrolet | El Camino | Base |
| 1975-1977 | Chevrolet | El Camino | Classic |
| 1977 | Chevrolet | El Camino | Conquista |
| 1975-1977 | Chevrolet | El Camino | SS |
| 1977-1978 | Chevrolet | Impala | Base |
| 1977 | Chevrolet | Impala | Custom |
| 1977-1978 | Chevrolet | Impala | Landau |
| 1973-1974 | Chevrolet | Monte Carlo | Base |
| 1973-1974,1976 | Chevrolet | Monte Carlo | Landau |
| 1973,1975-1977 | Chevrolet | Monte Carlo | S |
| 1975-1978 | Chevrolet | Nova | Base |
| 1976-1977 | Chevrolet | Nova | Concours |
| 1975,1978 | Chevrolet | Nova | Custom |
| 1975 | Chevrolet | Nova | LN |
| 1975-1978 | Chevrolet | Nova | Police |
| 1977-1978 | Chevrolet | Nova | Rally |
| 1976 | Chevrolet | Nova | SS |
| 1975-1977 | GMC | Sprint | Base |
| 1975-1977 | GMC | Sprint | Classic |
| 1975 | GMC | Sprint | High Sierra |
| 1976 | GMC | Sprint | Sierra Madre Del Sur |
| 1975-1976 | GMC | Sprint | SP |
| 1977-1978 | Oldsmobile | Custom Cruiser | Base |
| 1975,1977 | Oldsmobile | Cutlass | 442 |
| 1975 | Oldsmobile | Cutlass | Base |
| 1977 | Oldsmobile | Cutlass | Colonnade |
| 1976-1977 | Oldsmobile | Cutlass | Colonnade S |
| 1975-1977 | Oldsmobile | Cutlass | S |
| 1976-1977 | Oldsmobile | Cutlass | Vista Cruiser |
| 1975-1977 | Oldsmobile | Cutlass Supreme | Base |
| 1977 | Oldsmobile | Cutlass Supreme | Brougham |
| 1976-1977 | Oldsmobile | Cutlass Supreme | Colonnade |
| 1975 | Oldsmobile | Cutlass Supreme | Cruiser |
| 1975 | Oldsmobile | Cutlass Supreme | Hurst |
| 1975-1978 | Oldsmobile | Omega | Base |
| 1976-1978 | Oldsmobile | Omega | Brougham |
| 1978 | Oldsmobile | Omega | Brougham LS |
| 1977 | Oldsmobile | Omega | Deluxe |
| 1976-1977 | Oldsmobile | Omega | F85 |
| 1975 | Oldsmobile | Omega | Salon |
| 1976-1978 | Oldsmobile | Omega | SX |
| 1975 | Oldsmobile | Vista Cruiser | Base |
| 1977-1978 | Pontiac | Bonneville | Base |
| 1977-1978 | Pontiac | Bonneville | Brougham |
| 1978 | Pontiac | Bonneville | Safari |
| 1977-1978 | Pontiac | Catalina | Base |
| 1977-1978 | Pontiac | Catalina | Safari |
| 1975-1978 | Pontiac | Firebird | Base |
| 1975-1978 | Pontiac | Firebird | Esprit |
| 1975-1978 | Pontiac | Firebird | Formula |
| 1975-1978 | Pontiac | Firebird | Trans Am |
| 1975 | Pontiac | Grand Am | Base |
| 1976-1977 | Pontiac | Grand Prix | Base |
| 1975,1977 | Pontiac | Grand Prix | LJ |
| 1975-1977 | Pontiac | Grand Prix | SJ |
| 1975-1977 | Pontiac | LeMans | Base |
| 1975,1977 | Pontiac | LeMans | Safari |
| 1975-1977 | Pontiac | LeMans | Sport |
| 1977-1978 | Pontiac | Phoenix | Base |
| 1978 | Pontiac | Phoenix | LJ |
| 1978 | Pontiac | Phoenix | SJ |
| 1975-1977 | Pontiac | Ventura | Base |
| 1975 | Pontiac | Ventura | Custom |
| 1975 | Pontiac | Ventura | S |
| 1975-1977 | Pontiac | Ventura | SJ |
