 All cranks will have factory Yamaha bearings. The flywheel & middle bearings will be an 8 ball bearing & is a c5 quality. The norm is a c3 quality which don't very long last at all! The gear end is a Yamaha TZ bearing. All crank will be pinned & welded! The lower rod bearing is a Yamaha 16 bearing. The norm is 14 & is narrower. You are not going to find a better crank on the market! I don't sell junk! All Cranks are $975 | 
