MTD 753-06882 Line Trimmer Gearbox Genuine OEM MTD parts Fits: MTD 41ADZ24C799, 41ADZ41C799, 41ADZ46C799, 41ADZ47C799 and 41BDZ47C799 trimmers Fits: Craftsman 316711200,316711970,316731930, 316731931 and 316731970 trimmers