One Way Starter Sprag Clutch Bearing Gear Assembly compatible with E-TON, GAMAX 250 and 300 models.This replacement part functions as a starter clutch and gear reduction unit. Condition: aftermarket part Type: Starter Clutch Assembly Material: Steel Gear Outer Diameter: 128 mm (5.03 in) Gear Hub Inner Diameter: 24 mm (0.94 in) Gear Height: 6 mm Bearing Inner Diameter: 47 mm (1.85 in) Starter Clutch Outer Diameter: 88 mm (3.46 in) Starter Clutch Body Height: 13 mm (0.51 in) Replacement part numbers: B8110-HMA-0000, 28110-HMA-0000, 2812A-HMA-0000, 31110-RB1-0000, S2812AHMA000, S28110HMA000 Fits: E-TON 250 E-TON 300 GAMAX AX250 GAMAX AX300 DS250 (2006–2024) 250i (2012) 300i (2012) 300i ABS (2014–2015) Z 300i ABS (L9) EU (2019) Citycom 300i S (2014) Citycom 300 EFI (2008–2009) Cruisym 250i (L8) EU (2018) Cruisym 300 (L8) EU (2018) Quad Lander 250 (2005–2010) Quad Lander 300 (2008–2010) Quad Lander 300SL (2008) Quad Lander 300S (2006–2014) Quad Lander 300S ENTRY (2010) HD 300I ABS (L9) EU (2019) GTS 250 EVO (2009–2010) GTS 250 EURO 2 (2005–2006) GTS 250 EURO 3 (2007–2008, 2014) GTS 250 INJECTION (2009) GTS 300i (2013–2016) GTS 300i ABS (2014–2015) GTS 300I ABS L6 (2016) GTS 300I ABS L7 (2017) GTS 300 EFI (2010–2011) GTS 300i (2012) Package includes: 1 x One Way Starter Clutch Gear Assembly Note: This is an aftermarket replacement part.It is not manufactured by E-TON or any vehicle brand listed.Brand names are used solely to indicate compatibility.Please verify fitment by comparing part numbers and dimensions with your existing unit.