Primary transmission Kymco Dink 125/150cc 10" wheel 14/37 Polini

Primary shaft and primary gear from Polini. Designed and manufactured to be reinforced compared to the original. High penetration hardening that will give it significant surface resistance. The primary shaft is often the one that endures the strain from the transmission belt pulls and the clutch engagements. So, when it cracks, breaks, or we simply want to reinforce it, we now have a good option for replacement. For 10-inch wheel