Material: Forged Steel OEM Number 1: 4TU-15590-00-00 OEM Number 2: 5AP-15517-02-00 Displacement (ml): 329/499 Model Name: TTR 125 E TT R125 TTR 125 TTR 125 R 2003-2007 External Testing Certification: ISO9001 The Motorcycle Accessories Bearing Starter Clutch Gear Assy is designed for use with TTR125E TT-R125 TTR125 TTR125R models from 2003 to 2007.Constructed from forged steel, the gear assembly offers increased resistance to wear and is suitable for riding conditions.It features a reinforced roller and hardened, ground components to support clutch engagement and improved.The design allows for direct replacement installation, aligning with specifications for consistent.With a temperature tolerance up to 105℃ ≤, the component maintains performance under varying environmental conditions.This clutch gear supports efficient power transmission and smooth whether used in off-road or urban environments.Compatibility Advisory: This product is not affiliated with the manufacturer.Brand mentions are for fitment reference only.