TM MX EN 125 144 250 300 450 530 1998-2024 AS3 FACTORY REAR SPROCKET 520 51T BLUE year-2010 2001-2007 Yamaha YZ 250 F

2001-2007 Yamaha YZ 250 F

1990-1996 Suzuki RGV 250 L-R

1994-1997 Ducati 750 SS

2009-2016 Yamaha XJ6 S (ABS)

TM MX EN 125 144 250 300 450 530 1998-2024 AS3 FACTORY REAR SPROCKET 520 51T BLUE year-2010 2001-2007 Yamaha YZ 250 FAS3 Performance Factory Series rear sprockets combine the strength of steel and the light weight of aluminium to give you the ultimate hard wearing rear sprocket. The outer ring is manufactured from hardened steel with a nickel coating and will outlast an aluminium sprocket by up to 3 times. The inner ring is constructed from aircraft grade 7075 T6 aluminium and is up to 50% lighter than a standard steel sprocket. Details Teeth: 51 Chain: 520 Will Fit