Wilwood 170-15502 GT Series Flared Bell Disc Brake Rotor Hat

The Wilwood GT Series Flared Bell Rotor Hat is precision-machined from premium aluminum alloy to deliver exceptional strength while maintaining minimal weight for high-performance braking applications. This rotor hat is engineered for demanding racing and performance driving conditions where reliability and heat management are critical.

Key Features:

• Precision CNC-machined from high-strength aluminum alloy
• Threaded rotor mount holes accept standard through-hole mount rotors
• Compatible with T-Nuts or bobbins for slotted hole dynamic mount rotors
• Flared bell design optimized for rotor bolt circles 8.38 inches and larger
• Available offset range from 1.88 to 3.00 inches for custom brake setups
• Designed for rotor diameters 12.19 inches and larger
• Works with matched Wilwood rotor hardware kits for complete system integration

GT Series rotor hats provide the critical interface between your wheel hub and brake rotor, allowing precise positioning and secure mounting. The flared bell configuration offers improved rigidity and thermal management for big brake kits. When paired with genuine Wilwood rotor hardware, this hat delivers solid, dependable performance in the most extreme braking conditions.