Heavy Duty Aramid V Belts. These belts are designed for heavy duty applications like lawn mowers, tillers and any other clutching applications. Belt Size (Outside dimension): width - 1/2", Length - 114". A112K 4LK1140 Replaces OEM # for Snapper: 5103653, 5103653YP Compatible with Snapper Lawn Mower This belt is NOT OEM belt. The OEM number is just for your help in looking for the belt you need! Please check your OEM# and belt size before ordering.