Wilwood 170-15859 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 minimizing rotating weight. This high-performance rotor hat is designed for big brake applications using rotor diameters of 12.19 inches and larger with bolt circles of 8.38 inches and up.

Key Features:

• Precision CNC-machined from premium aluminum alloy for optimal strength-to-weight ratio
• Threaded rotor mount holes for use with standard through-hole mount rotors
• Compatible with T-Nuts or bobbins for use with slotted hole dynamic mount rotors
• Flared bell design for large rotor applications (12.19" diameter and up)
• Available offsets range from 1.88" to 3.00" for precise rotor positioning
• Designed for rotor bolt circles of 8.38" and larger

When paired with matched Wilwood rotor hardware kits, this GT Series rotor hat provides solid, reliable performance in the most demanding racing and high-performance braking conditions. The threaded hole design offers versatility for multiple rotor mounting configurations, making it an ideal choice for custom big brake setups.