DirtyBike Gold Series Primary Chain Drive Kits are now available with THE BEST 219 chain you can get! RK has won over 50 World Kart championships with this chain. Sealed chain makes this kit super quiet and long lasting with less maintenance.
Replace that primary belt drive system before it fails. DirtyBike Industries 219 primary chain drive system is available with the stock gear ratio and runs much quieter than our 420 kit.
DirtyBike RK Gold Series Kit features:
One-piece, steel sprockets with improved heat treatment for reduced wear
RK 219KRO endless sealed o-ring racing chain
Sprockets are improved to provide more adjustment for longer life
