Primary Drive Alloy Kit & 420 MC Chain Silver Rear Sprocket for Kawasaki KX85 2001-2018

Rear Aluminum Sprocket made from 7075 T-6 heat treated Aluminum. Come with self cleaning grooves. All match original equipment exactly for perfect fit and size. The MC professional provides outstanding value in a chain without sacrificing strength or reliability. Average tensile strength 4,100 lbs.