DRIVEN RACING Counter Shaft Sprocket - 17-Tooth 1301-520-17T Ageless Classic T-Shirt Allows installation of protective tear-off

Allows installation of protective tear-off films

Hydration pocket for rider comfort

Note: Bike side and the separate listing bench tuning kit do the same thing but one tunes off the bike and the other attaches to the bike

Yamaha YZ400F 1998-1999

Hook and loop on waist and on bottom of legs for a secure closure

DRIVEN RACING Counter Shaft Sprocket - 17-Tooth 1301-520-17T Ageless Classic T-Shirt Allows installation of protective tear-offOne of the lightest 520 steel sprockets available today Designed using our proprietary EST Technology Performance and longevity all in one sprocket Attractive black zinc semi gloss finish Lowered surface to remove unnecessary weight