This V-belt is a genuine MTD part, sold individually. This V-belt can be used as a replacement part for lawnmowers. The v-belt of a lawn mower is operated by a network of pulleys that work in conjunction to turn the belt powered by the engine. The purpose of the V-belt for a lawnmower is to rotate the lawnmower blades.A V-belt might suffer damage that can stop the belt from helping the lawn mower blades to rotate and mow effectively. Symptoms of a damaged v-belt can include visible cracks, deterioration, or erosion, or visible damage to the side wall. If any of these symptoms are attributable to a malfunctioning or damaged V-belt, the component should be removed and replaced with this genuine OEM replacement part before operating the lawn mower again. Remember to wear gloves when handling, repairing, and using outdoor equipment.This is an OEM part sourced directly from the manufacturer, and it is sold individually. This V-belt is compatible with the following outdoor appliance brands: MTD, Craftsman, Cub Cadet, Ryobi, Troy-Bilt, Yard Machines, Huskee, Bolens, Yard-Man, and MasterCut.