Renthal Ultralight Grooved Rear Sprocket - 428 Chain Pitch x 50 Teeth - Orange - 441U-428-50GPOR 2016 Polaris SwitchBack Assault 800 Terrain Dominator LE w/144" track 1998 Arctic Cat 400 2x4

1998 Arctic Cat 400 2x4

2015 KTM 450 XCF-W

Fitments 2002 KTM 200 EXC

2010 Yamaha YFZ450XBB YFZ450X Bill Ballance Edition

2015-16 Yamaha YZ250FX

Renthal Ultralight Grooved Rear Sprocket - 428 Chain Pitch x 50 Teeth - Orange - 441U-428-50GPOR 2016 Polaris SwitchBack Assault 800 Terrain Dominator LE w/144" track 1998 Arctic Cat 400 2x4Renthal Ultralight Grooved Rear Sprocket All rear sprockets are the ultralight design, making them 66 percent lighter than steel, yet incredibly durable They are CNC machined from a specially enhanced 7075 T6 aluminum alloy Machined self cleaning mud grooves at each tooth to help increase wear resistance This sprocket will provide maximum power transfer and long life Renthal Ultralight rear chainwheels are manufactured to extremely tight tolerances