This v-belt is a genuine MTD part, sold individually. This v-belt can be used as a replacement part in a lawnmower. The purpose of the v-belt in a lawnmower is to facilitate the powering on of the deck assembly through rotation, so that the lawnmower can be comfortably driven by the operator across a variety of surfaces.The v-belt in a lawnmower might have to be replaced if the v-belt is torn, ripped, scraped, dented, punctured, eroded, or otherwise damaged. If the v-belt suffers damage, it should be removed and replaced by this genuine OEM replacement part in accordance with the proper instructions sourced from a relevant appliance manual. It is a simple replacement process that will require only basic tools to execute by the operator of the appliance.This OEM part is a genuine replacement that is sold individually and sourced directly from the manufacturer. This v-belt is compatible with the following outdoor appliance brands: MTD, Craftsman, Cub Cadet, and Yard-Man.