The John Deere AL33039 Seal Kit is an authentic OEM component designed to restore the sealing integrity of hydraulic cylinders and other critical systems in John Deere machinery. This kit contains all necessary seals for a complete repair, preventing leaks and maintaining optimal hydraulic pressure and function. Engineered to John Deere's stringent quality standards, it ensures durability and perfect fitment for specified models, including tractors like the 1020, 1030, 1040, 1120, 1130, 1140, 1630, 1640, 1830, 2020, 2030, 2040, 2120, 2130, 2140, 2250, 2450, 2650, 2850, 3030, 3040, 3050, 3120, 3130, 3140, 3350, 3640, 3650, 4030, 4040, 4050, 4055, 4230, 4240, 4250, 4255, 4430, 4440, 4450, 4455, 4630, 4640, 4650, 4840, 4850, 8430, 8440, 8450, 8630, 8640, 8650, and combines like the 1032, 1042, 1052, 1065, 1072, 1075, 1085, 1155, 330, 430, 630, 730, 925, 930, 932, 935, 940, 942, 945, 950, 952, 955, 960, 965, 968, 970, 975, 980, 985. It is also suitable for various excavators, backhoes, and loaders.