This V-belt is a genuine MTD part, sold individually. This V-belt can be used as a replacement part in a lawn mower or a lawn tractor. The purpose of the V-belt in a lawn mower or lawn tractor is to facilitate the self-propelling feature of the appliance through rotation.The V-belt of a lawn mower or a lawn tractor might need to be replaced if the V-belt is worn out or damaged. If the V-belt is frayed, torn, ripped, scraped, dented, eroded, or warped to the point that it cannot rotate and drive the lawn mower, the V-belt should be removed and replaced by this genuine OEM replacement part. It is a simple replacement process that can be easily performed with only basic tools, in accordance with the proper instructions sourced from a relevant appliance manual.Sourced directly from the manufacturer, this component is a genuine replacement part that is sold individually. This V-belt is compatible with the following outdoor appliance brands: MTD and Yard Machines.