106185 Winch Seal For Cargo 28 Gearmatic 19One New Aftermarket Replacement Winch Oil Seal for Gearmatic and Carco Winches This aftermarket replacement winch oil seal fits the Gearmatic Model 19 and Model 119 as well as the Carco (Cargo) Model 28 cable winch. The seal is located at the cable drum and is designed to prevent oil leakage and keep contaminants out of the drum assembly, protecting internal winch components during heavy duty logging, dozer, and construction winching operations.