Renthal Grooved Front Sprocket - 520 Chain Pitch x 15 Teeth - 279--520-15GP 2010 Yamaha YZ85 2003 Harley-Davidson Heritage Softail Springer

2003 Harley-Davidson Heritage Softail Springer Injected - FLSTS I

2000 Harley-Davidson Dyna Super Glide - FXD

Fitments 2006 Harley-Davidson Heritage Softail - FLST

1982 Yamaha YZ250

1999 Polaris Magnum 500

Renthal Grooved Front Sprocket - 520 Chain Pitch x 15 Teeth - 279--520-15GP 2010 Yamaha YZ85 2003 Harley-Davidson Heritage Softail SpringerRenthal 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