OEM Part Numbers: PT12522 12PB 12PM 12SB 12SE 12SM 14PB 14PM 14SB 14SE 14SM 12SB 14PZ 14SB 14SC 14SE 14SZ 14SX 14ST Walk Behind Mowers, 43CM 47CM 53CM 54CM JA62 JA65 JE75 JS61 JS63 JS63C JS63V JS63VC JS63E JX75 JX85 SA1154 SA1155 SA1156 SA1165 SA1166 Walk Behind Mowers Fits 21" Walk Behind/ Push Mowers John Deere Original Equipment Compression – PT12522 This fits John Deere Walk behind models: 12PB, 12PC, 12SB, 14PB, 14PZ, 14SB, 14SC, 14SE, 14SZ, 14SX, 14PM, 14SM, 14PT, 14ST, SA801, SA802, SA803, SA804, SA1020, SA1021, 43CM, JA61, JA62, JA65, JE75, JS61, JS63, JS63C, JS63E, JS63V, JS63VC, JX75, JX85, SA1154, SA1155, SA1156, SA1165, SA1166 Sabre models: 14PS, 14SS, M10, M21, M23 Scotts models: SP6211, SP6213 This is a John Deere OEM Product. Thanks for looking!