【Direct Replacement Kit】This kit serves as a direct replacement for part numbers GY22251BLE, GY22252BLE, GY21049BLE, GY21050BLE. No modifications are required as the bearings are specially designed to convert from bushings to bearings. 【Compatible Models】Designed to fit D series lawn mowers, including models 102, 115, 155C, 190C, 105, LA100, LA105, LA110, LA115, LA120, LA125, LA130, LA135, LA140, X110, X120, D100, D110, D120, S240, and more. 【Wide Compatibility】This kit is also compatible with 92H, 107H, 107S, X105, X115R, X125, X135R, X155R, X165, D105, D125, and tractors with serial numbers below -700, 【Complete Package】The kit includes the following parts: GY22251 Right Spindle, GY22252 Left spindle, 4 Front wheel bushings, 4 yellow , and 4 clips. Everything needed for a hassle-free replacement. 【Easy Installation】With this spindle kit, replacing old or damaged spindles on your lawn mower tractors is effortless. Install the new parts and enjoy improved performance.