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Revolution Rotor 12.19" x .375", 8 on 7.00" Bolt Circle - (Crossdrilled) P/N 3-1219375D The original Ultra-Light Convoluted Rotor 20 years ago we originated the convoluted rotor and we understand them better than anyone! The TBM Revolution rotor’s proprietary blend of design, material, and processing result in a rotor that is unmatched in the industry. This extremely light rotor does not sacrifice stopping power, and allows for longer service life. Revolution Rotor design allows for growth radially when extreme heat is applied, this allows the rotor to grow and retract rather than warping like traditional round rotors staying flat even through heat cycles. Applications: Sprint Car Inboard Specs: Material: Steel Revolution 12.19" x .375" 8 ON 7.00 Bolt Circle Drilled 3.95 lbs Type of racing, driver style, track shape, speed and weight are all factors in determining the correct rotor for an application. If you have a question on the correct rotor for your application, please give us a call at (800) 878-9274 or email
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🇺🇸 Ship from USA · On Agora since 2025
$176.58