Renthal Grooved Front Sprocket - 520 Chain Pitch x 12 Teeth - 257--520-12GP 2015 Polaris Sportsman 850 HO 2017 Can-Am Outlander Max 850

2017 Can-Am Outlander Max 850 XT-P IRS

2003 Yamaha TT-R90ET

1999 Yamaha YFM350FW Big Bear 4x4 Upper

Increase horsepower and torque with a deeper

(1) Front head pipe

Renthal Grooved Front Sprocket - 520 Chain Pitch x 12 Teeth - 257--520-12GP 2015 Polaris Sportsman 850 HO 2017 Can-Am Outlander Max 850Renthal 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