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 |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
