Wilwood HD Series Directional Vane Brake Disc 309.7x31.8mm RH

Diameter 309.7mm
Width 31.8mm
Bolt Circle 177.8mm
Hole Type .313"
Far Side ID 213.6mm
Luf ID 165.9mm
Weight 12.7LBs
Side RH
HD-48 and HD-36 Series Directional Vane Rotors provide superior thermal stability and long service for asphalt late models, modifieds, open wheel and most other types of high heat competition applications.
All HD rotors are cast from premium grade, long grain carbon iron for long wear, high thermal stability and resistance to distortion.
Thick wall pad sweep faces with directional cooling vanes provide superior heat absorption and dissipation qualities to prevent heat fade and realise long service life from the pads and rotors.
All HD rotor faces are precision turned to less than.
001” for flatness, parallelism and runout for smoother engagement and reduced vibration.