The MTD 130317048 Crankshaft Comp is an authentic OEM replacement part, essential for the engine assembly of various MTD, Troy-Bilt, Cub Cadet, Yard-Man, and Bolens walk-behind mowers. This vital internal engine component efficiently converts the linear motion of the piston into rotational power, ensuring the smooth and reliable operation of your lawn and garden equipment. Supplied by the original equipment manufacturer, this crankshaft is designed for precise fitment and long-lasting durability.