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