Feb 25, 2021 · Garden Tractors. This is an economical heavy-duty transmission designed to handle any size deck and pull ground engaging equipment. This transmission uses one-Perfect Steerable Transfer Carth axles so it will handle more weight and is a great choice if you want to add a mounted snowblower. (Other brands use the K57 which has lighter 3/4 Perfect Steerable Transfer Carth axles) Tuff Torq®K62 w/diff-lock.