Compatible with CUB CADET Model: FMZ50, GT1054, GT1554, GT1554VT, GTX1054, i1042, i1046, i1050, LGT1050, LGT1054, LGTX1050, LGTX1054, LT1046, LTX1042, LTX1045, LTX1046, LTX1046KW, LTX1046VT, LTX1050KH Efficient Operation: Ensures smooth power transmission for optimal mower performance Replacement part: 756-0978B 756-0978 756-0978A (Specification and size: Engine Pulley 756-0978B, 3-9/16 OD X 2-1/8 lg, 1 bore, 1/4 internal key, for 1/2 belt) Compatible with Model: ZTT46 i1046, ZTT42 i1042, SLT-1554, LTX-1050, LT-1050, LT-1046, LT-1045, LT-1042, LT-1022, LT-1018, GT-1554, GT-1222, FMZ-50 This engine pulley Compatible with Cub Cadet, MTD Lawn Mower models, including RZT, LGT, SLT, SLTX, LGTX, GT, LT, LTX 1042, 1045, 1046, 1046KW, 1222. Crafted with precision, this pulley ensures smooth operation and reliable performance for your lawn mower Its durable construction guarantees long-lasting use, making it an essential component for maintaining your outdoor power equipment. Cub Cadet Troy Bilt MTD 756-0978B Engine Pulley RZT LGT SLT SLTX LGTX Easy Installation: Straightforward replacement process, allowing for quick and hassle-free maintenance