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The Wilwood GT Series flared bell rotor hat is a precision-machined aluminum hat designed for larger bolt circles and bigger rotors, providing threaded mounting holes for through-hole rotors. Flared bell hats suit rotor mount bolt circles of roughly 8.38" and larger, with offsets in a higher range for rotors 12.19" and above, and pair with Wilwood hardware kits for reliable service under demanding conditions.
Wilwood Hat-BB Front 1.20in Offset 5 x 4.75 - 12 on 8.75in
