3-Pack Mower Spindle for 48/54 inch Decks — LX172 LX173 LX176 F510 F525 Ztrak — John Deere AM121229 AM121342

Three replacement mower spindles compatible with OEM John Deere part numbers AM121229 and AM121342. Designed as a 3-pack for multiple replacements on residential and commercial tractors. Compatibility summary: Scotts — S2048, S2348, S2554 and yard tractors 180, 285, 320, 325, 335, 345. Sabre — serial/model numbers M02048H010001, M02048H020001, M01848G010000 and models 1948, 2148HV, 2354HV, F620, F735, F510 & F525 (38", 48"); 425, 445 & 455 (60"); GT242 (38", 44", 48"), GT262 (44", 48"), GT275 (44", 48"). John Deere models — GS25, GS30, GS45, GS75, HD45, HD75, F725, F710, F525, 4010, 4100. John Deere walk-behind compatibility — G100, GX275, GX325, GX335, GX355, LX255, LX266, LX277, LX188, HD45, HD75, and Ztrak/LX series including LX172, LX173, LX176. Fits deck sizes referenced in the listing (48" and 54") and matches the listed OEM part numbers for direct replacement.