Renthal Grooved Front Sprocket - 520 Chain Pitch x 13 Teeth - 497--520-13GP 1994 Kawasaki ZR1100A 1991 Polaris Trail Boss 250

1991 Polaris Trail Boss 250 2X4

1980 Harley-Davidson FXB Sturgis 1

2013 Honda GL1800B Gold Wing F6B

Designed for quick and easy removal and precise installation of suspension linkage and swing arm pivot bearings

2016 Ski-Doo MX Z Blizzard 800R E-TEC with 129 Inch Track

Renthal Grooved Front Sprocket - 520 Chain Pitch x 13 Teeth - 497--520-13GP 1994 Kawasaki ZR1100A 1991 Polaris Trail Boss 250Renthal Grooved Front Sprocket Renthal off road front chainwheels are chosen by more factory motocross and supercross teams than any other chainwheel on the market today. They are CNC machined from a cased hardened and core refined 655M13 nickel chromium steel. Machined self cleaning mud grooves at each tooth to help increase wear resistance Renthal front chain wheels are simply the finest front chain wheel on the market today. Our Front chain wheels