Description
When your braking system is subjected to the extreme thermal and mechanical demands of competitive motorsports, margin for error disappears. The Wilwood GT 48 SPC 37 rotor is engineered to eliminate fade, distortion, and inconsistency through proprietary iron metallurgy and precision geometry that keeps temperatures balanced lap after lap. For drivers who demand repeatability and unwavering stopping power under the most punishing conditions, this rotor delivers the thermal stability and durability required to stay competitive.
- Material: Spec-37 Iron
- Diameter: 11.750 inches
- Thickness: 1.210 inches
- Bolt Pattern: 8 x 7.000 inches
- Side: Driver (LH)
- Slot Pattern: Asymmetrical, directional
- Finish: Natural
- Quantity: Single rotor






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