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Wilwood’s GT‑48 curved‑vane Spec‑37 rotor is a two‑piece performance rotor engineered from a proprietary iron alloy to withstand extreme temperatures and resist distortion, warping and cracking. Combined with an asymmetrical slot pattern and individual dynamic balancing, these rotors provide superior cooling and vibration‑free braking for short‑track and road‑course competition, helping maintain consistent stopping performance under demanding conditions.
Wilwood GT 48 Curved Vane Rotor Spec-37 12.9 x 1.26 - 10 on 8.11
