Our Patented Double Reverse Chain Upgrade kit is made with the highest quality US materials, all machined and heat treated here in the USA. 

Our Double Chain design allows for a better oil delivery, and prevents over heating & stretching of the chains, unlike some of the other kits you will find. Must clearance Shifter forks & Secondary Low gear 

Our kit features a Billet Input Shaft & Double Chain Sprocket, (2) HD Reverse Chains.