Wilwood 170-12770 GT Series Rear Brake Rotor Hat .610" Offset

The Wilwood 170-12770 is a GT Series Big Brake rear rotor hat designed for high-performance braking applications requiring a short .610" offset. This precision-machined component serves as the mounting interface between your brake rotor and wheel hub, engineered specifically for narrow space installations.

Construction and Design:

• Precision CNC machined from premium aluminum alloy for exceptional strength-to-weight ratio
• Short offset design (.610") ideal for tight clearance applications
• Threaded rotor mount holes compatible with standard through-hole mount rotors
• Versatile design works with T-Nuts or bobbins for slotted hole dynamic mount rotors
• Engineered for rear axle applications

Performance Features:

• Lightweight aluminum construction reduces unsprung weight for improved handling and response
• Threaded mounting system ensures secure rotor retention under extreme conditions
• Compatible with matched Wilwood rotor hardware kits for complete system integration
• Proven reliability in racing and high-performance street applications

This GT Series hat is engineered for demanding brake systems where space is limited and performance cannot be compromised. When paired with appropriate Wilwood rotors and hardware, it delivers consistent, reliable braking performance in both competition and aggressive street driving conditions.