Primary Drive Chain and Sprocket Kit with Hardened Steel Front and Steel Rear Sprockets with 520 O-Ring Chain Compatible with KTM 250-300 XC 2006-2019/300 XC-W 2006-2023

*Sprocket kits include the following: *Stock size Primary Drive steel front sprocket. *Stock size Primary Drive steel rear sprocket. *Stock size Primary Drive O-Ring chain. *All front and rear sprockets are manufactured to OEM specs using high grade hardened steel. *All match original equipment exactly for perfect fit and size. *The ORM O-Ring chain provides outstanding durability and long wear characteristics making it perfect for motorcycles and ATV’s. *Features solid bushings with high quality pin material, o-rings and lubricant. *The unique design and profile of the chain ensures durability, and decreases wear on chain guides and swing arm rub plates. *Average tensile strength 7,850 lbs.