The Wilwood Narrow Superlite 4R big brake kit is a bolt on rear upgrade built around forged Narrow Superlite 4R calipers and 12.88in rotors. The SRP rotors are drilled and slotted to vent gas and dust and shed heat under repeated hard stops. Calipers wear a black powder coat. It ships as a complete kit with calipers, rotors, mounting brackets, brake pads and hardware.
| Type | Big brake kit (front kit) |
| Caliper | Wilwood Narrow Superlite 4R |
| Position | Rear |
| Rotor Diameter | 12.88in |
| Rotor | SRP drilled & slotted |
| Caliper Finish | Black powder coat |
| Part Number | 140-8032-D |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2008 | Cadillac | XLR | Base |
| 2008-2009 | Cadillac | XLR | Platinum |
| 2006-2009 | Cadillac | XLR | V |
| 2013 | Chevrolet | Corvette | 427 |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition Pace Car |
| 1997-2013 | Chevrolet | Corvette | Base |
| 2010-2013 | Chevrolet | Corvette | Grand Sport |
| 1998 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 2001-2004,2006-2013 | Chevrolet | Corvette | Z06 |
| 2011 | Chevrolet | Corvette | Z06 Carbon |
| 2009-2013 | Chevrolet | Corvette | ZR1 |
