Motorcycle Starter Clutch Bearing For DRZ400E DRZ400S DRZ400SM LTZ400 QuadSport 12600-29810 13216-S010 3445-031 This starter clutch bearing is constructed from steel to support durability under demanding operating conditions.It is designed to fit models including the DRZ400E, DRZ400S, DRZ400SM, LTZ400, KFX400, KLX400, and Arctic DVX400 series.Matching the specifications with part numbers 12600-29810, 13216-S010, and 3445-031, it installs as a direct replacement without requiring modifications. The one way bearing functions as an overrunning clutch, allowing smooth engagement during engine start and preventing reverse drive transmission to the starter mechanism.This supports across varied riding environments and contributes to prolonged component life. Engineered for consistent performance, the bearing maintains functionality in -temperature conditions up to 105℃.Its design supports efficient integration into multiple motorcycle and ATV platforms, offering a practical solution for riders seeking dependable starting system components. Compatibility Note: This is a third-party part.All brand/model references are for fitment purposes only.