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Browse aftermarket replacement parts for the John Deere 3720 compact tractor.
Use filters or search by OEM part number. Compatibility details are listed on each product page.
The 3720 is the largest of John Deere's 3020 series compact utility tractors, built in Augusta, Georgia, alongside the 3120, 3320 and 3520. It shares its common filters with the 3320. Confirm the model and serial number on the serial plate before ordering, since cab and open-station tractors can use different parts.
Routine service for the 3720 runs through the engine oil filter replacing OEM AM101378, the primary air filter replacing OEM AT308570 and the inner air filter replacing OEM AT308572. Additional air filter options include the air filter element replacing OEM DMU210613 and the primary air filter replacing OEM DMU210614.
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John Deere Compact Tractor Parts
John Deere Parts
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