Motorcycle Starter Clutch Assy One Way Bearing Beads For YZ250FX YZ450FX YFZ600 FZR600 TTR250 YBR250 XV250 XT250 Material: Metal : Crafted with ISO9001 Certification for Quality Assurance Model Compatibility: Direct replacement for YZ250FX (2015-2018), YZ450FX (2016-2018), and compatible with YFZ600, FZR600, YFZ450R, YFZ450X, TTR250, YBR250, XV250, and XT250 Special Features: One way bearing design function: Optimized for 250cc engines with a 105℃ vapor emission rate of Installation: Easy to install, direct replacement for existing parts The Motorcycle Starter Clutch Assy is designed to support engine.Featuring a one way bearing, this component helps prevent backflow and ensures smooth engagement during startup.Constructed from metal, it provides and resistance to wear under regular use.The design supports efficient function in compatible models, particularly those with 250cc engines.This starter clutch assy is engineered as a direct fit for various motorcycle models including YZ250FX, YZ450FX, YFZ600, FZR600, and others listed, allowing for straightforward installation without modifications.Its construction and function are aligned with operational efficiency, supporting stable engine temperatures through its specified vapor emission rate.This part serves as a functional replacement or replacement for riders seeking consistent starter clutch function.