Wilwood Rotor-HD48 SPC-37-RH 13.06 x 1.25 - 12 on 8.75in

Wilwood's HD 48 Curved Vane Spec-37 rotors are are manufactured from a proprietary iron alloy developed to withstand extreme temperatures with the highest possible degree of resistance against distortion, warping, cracking, and wear. The formulation for this alloy is a derivative of technology and materials that were significant in the development of the extreme duty military spec rotors that are manufactured by Wilwood. Our HD Series preparation includes full detail machining and smooth pad contact faces without slots.

Note for Pistons, Rings, Rotors, Rods and engine internals

Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.

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Reference Information

Brake Rotor, Solid, Carbon Iron, Natural, 13.060 in. O.D., 12 x 8.75 in. Bolt Circle, Each

Wilwood HD Series curved vane brake rotors can handle the heat and keep you in the race. These HD curved vane Spec-37 rotors are manufactured from a proprietary iron alloy developed to withstand extreme temperatures with the highest possible degree of resistance against distortion, warping, cracking, and wear. They are precision-machined to less than .001 in. runout, flatness, and parallelism, and receive full detail machining and smooth pad contact faces without slots. At the track or on the road, Wilwood HD Series curved vane brake rotors are right at home.