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 2009 Yamaha YW125 Zuma

2009 Yamaha YW125 Zuma

2015 KTM 450 XCF-W

Part Number: 04-0195

21/2" heat shield gives the classic straight pipe look

2019 KTM 450 EXC-F

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 2009 Yamaha YW125 ZumaRenthal 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