Primary Drive Alloy Kit & Gold X-Ring Chain Blue Rear Sprocket For YAMAHA YZ125 2022

Average tensile strength 8,120 lbs.. X-Ring shape provides an outstanding seal with reduced friction. Features gold plating on the plates. The ORH Gold X-Ring chain is Primary Drives best off-road chain for performance and durability. All match original equipment exactly for perfect fit and size. Come with self-cleaning grooves. Rear Aluminum Sprocket made from 7075 T-6 heat treated Aluminum. Front sprockets are manufactured to O.E.M., specs using high grade hardened steel. Stock size Primary Drive Gold X-Ring chain. Stock size Primary Drive Alloy rear sprocket. Sprocket kits include the following: Stock size Primary Drive steel front sprocket