Wilwood · New
Wilwood Hat-BB Front 1.20in Offset 5 x 4.53 (5 x 115mm) - 12 on 8.75in
MPN 170-11766 · Store SKU wil170-11766
Supplier stock checked 11/7/2026, 7:11:19 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
GT Series Big Brake Flared Bell hats are precision machined from premium aluminum alloys for high strength and attention to minimized weight. Hats in this category feature threaded rotor mount holes for use with standard through-hole mount rotors. Threaded hole hats may also be used with T-Nuts or bobbins designed for use with specially machined slotted hole dynamic mount rotors. When used in conjunction with matched Wilwood rotor hardware kits, GT hats provide solid, reliable performance in the most demanding conditions.Flared Bell Hats are generally used with rotor mount bolt circles of 8.38" and larger. Offsets range from 1.88" to 3.00" for rotor diameters 12.19" and up. HAT,12x8.75 BC,5x4.528 MT,1.20 OFFSET 3.064 REG
Manufacturer fitment & guides
Check 170-11766 against the manufacturer’s application information below.
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