Renthal Ultralight Grooved Rear Sprocket - 520 Chain Pitch x 49 Teeth - Orange - 224U-520-49GPOR feed-mpn-025143 2011-15 Polaris RMK Assault 800

2011-15 Polaris RMK Assault 800 w/155" Track

(1) 12 x 22 x 5 (1402) Seal

2007 Ski-Doo GSX 800 Limited

2009 Polaris Sportsman 400 H

1977-78 Yamaha YZ125

Renthal Ultralight Grooved Rear Sprocket - 520 Chain Pitch x 49 Teeth - Orange - 224U-520-49GPOR feed-mpn-025143 2011-15 Polaris RMK Assault 800Renthal 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