This aftermarket Fuel Cap is compatible with OEM part number AT20911. It fits John Deere tractor models 50, 4050, 70, 3010, 5010, 4430, 4250, 4055, 3020, 4440, 4255, 4040, 4020, 60, 830, 2510, 820, 4030, 1640, 2840, 2010, 1020, 2140, 2040, 1010, 2030, 2240, 420, 1520, 2020, 435, 2520, 3040, 500, 2640, 4000, 430, 1530, 2440, 3140, 2040S, 320, 330, 2630, and 4620. Always verify part number and equipment model before ordering to ensure proper fit.
