Hot Racing 3-shoe clutch and flywheel for the Traxxas Revo, T-Maxx, Nitro Rustler, Nitro Stampede, and Jato (works with 2. 5, 2. 5R, and 3. 3 engines) FEATURES: - Light weight flywheel constructed of CNC machined 6061-T6 aluminum, anodized blue - CNC machined 7075-T6 aluminum clutch shoes, anodized silver - Spring steel clutch springs YOU WILL RECEIVE: - One (1) flywheel - Three (3) clutch shoes - One (1) brass flywheel collet - Three (3) clutch springs REQUIREMENTS: - Installation SPECIFICATIONS: - Outside diameter: 1. 37 inch (34. 8mm) - Collet natural inside diameter: 0. 27 inch (6. 9mm) COMMENTS: - For a silver flywheel variant order Hot Racing TRX100S308 - Replacement clutch shoes and springs are Hot Racing TRX1213