Stens 245-013 Aftermarket Ball Joint Replaces Cub Cadet: 923-0448A MTD: 723-0448, 723-0448A, 723-0448AP, 923-0448A, OEM-723-0448 Toro: 112-0917 Fits MTD: All 1997 and newer tractors (except 995) Female Thread: 7/16" -20 RH Male Thread: 3/8" -24 RH