Renthal Ultralight Grooved Front Sprocket - 520 Chain Pitch x 13 Teeth - 447U-520-13GP 2005 Polaris RMK 900 w/151" track 2014 Harley-Davidson Sportster XL 1200

2014 Harley-Davidson Sportster XL 1200

2005 Kawasaki KAF620B Mule 2520

2005 Kawasaki KX250

2016 Can-Am Maverick 1000R 4x4 X xc DPS

Renthal Ultralight Grooved Front Sprocket - 520 Chain Pitch x 13 Teeth - 447U-520-13GP 2005 Polaris RMK 900 w/151" track 2014 Harley-Davidson Sportster XL 1200Renthal Ultralight 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 10 15% lighter than OEM front sprockets Renthal front chain wheels are simply the finest front chain