The Chain Case Bearing & Seal Jack Shaft Kit by ALL BALLS is specifically designed for snowmobiles, such as the Firecat, Sabercat, F6, F7, and Sno Pro models. This kit includes a high-quality jackshaft bearing and seal to ensure smooth operation and durability while riding in snowy conditions. Made in China, this product provides reliable performance for your snowmobile, allowing you to enjoy your riding experience with peace of mind. See pics for specific year and model