Wilwood GT Series flared-bell rotor hat is a precision-machined aluminum mounting hat designed to support large rotors while minimizing weight. Threaded rotor mount holes accept standard through-hole rotors and can be used with T-nuts or bobbins on slotted dynamic-mount rotors. This front flared-bell hat lists a 1.20in offset for a 5 x 4.50 bolt pattern and mounts 12 on 8.75in, intended for use with matched Wilwood hardware kits.
Wilwood Hat-BB Front 1.20in Offset 5 x 4.50 - 12 on 8.75in