Renthal Grooved Front Sprocket - 428 Chain Pitch x 13 Teeth - 431--428-13GP feed-mpn-2040610227 1981 John Deere Sportfire

1981 John Deere Sportfire

2008 Suzuki RM85

1997 Ski-Doo Mach Z LT

1972 Arctic Cat EXT 290

Renthal Grooved Front Sprocket - 428 Chain Pitch x 13 Teeth - 431--428-13GP feed-mpn-2040610227 1981 John Deere SportfireRenthal 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