1 Set Carbon Brush For Starter Motor Replace For EXC 300 EXC-E 250cc 300cc XCW XC OEM:55140002044 Carbon Brush Kit The carbon brush kit is designed for use with starter motors on select motorcycle models.Featuring the OEM number 55140002044, this set is compatible with EXC 300, EXC-E, XCW, and XC series motorcycles, including 250cc and 300cc variants such as 200 XC-W, 250 XC, 250 XC-W, 250 EXC, 250 EXC-E, 250 EXC Factory Edition, 300 EXC, 300 EXC-E, 300 EXC Factory Edition, and 300 XC-W.Constructed with copper material, the carbon brushes support electrical conductivity and efficient power delivery to the starter motor.The design allows under thermal stress with a temperature resistance up to 105℃, suitable for riding conditions.This kit supports straightforward installation and is intended to restore consistent starting performance in compatible models.Regular maintenance with this carbon brush set contributes to dependable motor function over time.