Fit Model:For Cub Cadet: GT1554, GTX1054, RZT-54, LGT1054, LGTX1054For MTD: GT2754KH, GT5024, GT5427For MTD Columbia: ZT54For MTD Sears Craftsman: ZTL8000For MTD White: GT954, GT2550For Troy Bilt: Big Red Horse, Big Red GT54, GTX2654, TB2654Specs:OD of Pulley: 5 1/2No threads in housing, use self-tapping screwsReplace Part Number:618-0671, 918-0671, 618-0671A, 918-0671A, 618-04608A, 918-04608A,618-0671B, 918-0671B, 618-0671C, 918-0671C, 618-0671D, 918-0671DThe spindle shaft has a three point star And it was designed to accept the Cub Cadet/MTD 6 point blades (or aftermarket variations).Including:1x SpindleCondition: 100% Brand NewAccessories: You will get exactly as shown in the picture aboveNOTE:* Please confirm your old part number matches up with one of the part numbers above* Professional installation is highly recommended (No Instruction Included)* For any needs please contact us. Discounted at only: US$ 35 
