POWER PRO CHAIN DRIVE UNIT WITH 1-3/4 10spl. MAIN SHAFT WITH 1-1/4 10spl. FRONT SHAFT, PILLER BLOCKS, D-60 10spl. SPROCKETS, CHAIN, 1/2 LINK & MASTER LINK. We will call you for tire roll-out and ft & rr gear ratios or tell us in the Special instructions/comments box when placing your order! THANK YOU!!!