Wilwood Big Brake Short Offset Hat - Part Number 170-8919 for 12-inch Rotors with 5x4.50/4.75 Bolt Pattern

GT Series Big Brake Short Offset 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. Short Offset Hats are for narrow space applications with offsets often less than 1.00". They are available for most rotor bolt patterns in a variety of four and five lug wheel patterns.

The Wilwood Part Number 170-8919 GT Series Big Brake Short Offset Hat is engineered for high-performance automotive applications where precise fit and reliable braking are essential. Crafted from premium aluminum alloys, these hats deliver exceptional strength while maintaining a lightweight profile to reduce unsprung mass and enhance vehicle handling. The precision-machined threaded rotor mount holes ensure compatibility with standard through-hole rotors, and they can also be utilized with T-Nuts or bobbins designed for specially machined slotted hole dynamic mount rotors. When paired with Wilwood’s matched rotor hardware kits, these hats provide a secure and durable mounting solution capable of withstanding demanding driving conditions. Designed specifically for narrow space applications, the Short Offset design features offsets often less than 1 inch, making them ideal for tight-fitting brake assemblies. They are available in various four- and five-lug wheel patterns, ensuring broad compatibility across different vehicle models and configurations. Whether upgrading or replacing existing brake components, Wilwood’s GT Series hats offer a blend of precision, durability, and performance for serious enthusiasts and professional racers alike. Proper installation and compatibility with matching hardware are crucial to achieving optimal braking performance and safety.

Features:

• Constructed from premium aluminum alloys for high strength and reduced weight

• Threaded rotor mount holes suitable for standard through-hole rotors

• Compatible with T-Nuts and bobbins for slotted hole dynamic mount rotors

• Designed for narrow space applications with offsets typically less than 1 inch

• Available in multiple bolt patterns for versatile vehicle fitment

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1