YAMAHA YZ 125 250 YZ WR 250 426 450 F 1999-2026 AS3 7075 ALUMINIUM REAR SPROCKET 520 48T BLACK year-2021 1997-2018 Yamaha YZ 85

1997-2018 Yamaha YZ 85

2008-2016 KTM 250 EXC-F

1997-1998 Triumph 855 Speed Triple T509

2009-2018 Yamaha WR 125 X

YAMAHA YZ 125 250 YZ WR 250 426 450 F 1999-2026 AS3 7075 ALUMINIUM REAR SPROCKET 520 48T BLACK year-2021 1997-2018 Yamaha YZ 85AS3 Performance 7075 aluminium rear sprockets are designed and manufactured for AS3 by one of the world's leading sprocket manufacturers and have been tried and tested by some of the best riders on some of the toughest tracks in the world. They are a lightweight, durable rear sprocket and are CNC machined from high quality 7075 T6 aluminium. The sprockets feature self cleaning grooves between each tooth and have a smooth anodised finish with AS3