Technical documents
Wilwood 230-4572 Rotor Bolt Kit, Fixed, 12-Bolt Stainless — Corvette C4 1988-1996, Mustang 1979-1993, Mustang 1994-2004
$74.99
Wilwood 230-4572 Rotor Bolt Kit – Fixed, 12-Bolt, Stainless
Genuine Wilwood rotor/hat mounting hardware kit, as included in both the 140-16094 FNSL6R front kit and the 140-14879 FNSL4R rear kit for the 1988-1996 Corvette C4 — the same bolt kit services both axles. Provides all bolts and hardware needed for fixed-mount rotor-to-hat assembly using the 170-6837 hat.
The kit contains 12-point stainless steel bolts sized for the fixed-rotor mounting pattern, suitable for performance brake system installations where rotor mounting reliability is critical.
Specifications
| Wilwood Part No. | 230-4572 |
| Type | Rotor Bolt Kit – Front, Fixed Rotors, 12-Point Stainless |
| Weight | 0.26 lbs |
Fits
- 1988–1996 Chevrolet Corvette C4, as included in both Wilwood 140-16094 front and 140-14879 rear big brake kits.
Important Notes
- Sized for the 170-6837 hat – one kit covers both hats on a given axle (front or rear).
Also Fits: Wilwood big brake kit(s) 140-14113, 140-14114 (Mustang 1979-1993 / Mustang 1994-2004).






