Wilwood 160-11312-GTB GT Curved Vane Disc Brake Rotor - 72 Spec-37

The Wilwood GT 72 Curved Vane Spec-37 rotor is engineered for extreme braking performance in high-temperature racing and street applications. Manufactured from Wilwood's proprietary iron alloy, this rotor delivers exceptional resistance to distortion, warping, cracking, and wear under the most demanding conditions.

Advanced Engineering Features:

• Spec-37 proprietary iron alloy construction derived from military-spec rotor technology
• 72 directional curved vane design for superior heat dissipation and cooling efficiency
• GT Series asymmetrical face slot pattern for optimal pad bite and performance
• Precision machined to less than .001" run-out, flatness, and parallelism
• Individually dynamically balanced for smooth, vibration-free braking
• Heavy wall castings suitable for high-temperature racing to street use

This left-hand rotor features a 12-bolt pattern with 8.75-inch bolt circle diameter, 14.25-inch overall diameter, and 1.10-inch width. The GTB designation indicates this is a premium-grade rotor with enhanced specifications for professional racing applications. Sold individually.