The MTD 61104050637 is a genuine OEM left steering knuckle designed for MTD and compatible riding lawn mowers. This critical component connects the steering linkage to the wheel spindle, enabling the wheel to turn smoothly. Replacing a bent or broken steering knuckle is essential to restore proper steering control and ensure safe operation of the mower. Constructed from durable metal, this part provides reliable performance and a direct fit for various models, including Cub Cadet XT1 and XT2 series, Troy-Bilt, Craftsman, and other MTD brands.