This aftermarket water pump set by Arko Tractor Parts is compatible with select John Deere lawn and garden tractors, front mowers, and Gator utility vehicles. It replaces water pump number AM134585 and gasket numbers M139017 and M139018. Compatible applications include John Deere 240, 245, 260, 265, 285, 320, 325, 335, 345, GX325, GX345, 425, 445, 455, F725, F911, and select Gator 4x2, 6x4, HPX, Worksite, Trail, XUV 620i, and XUV 625i models. It is also commonly used with compatible Kawasaki FD620D, FD590V, FD611V, and KAF620 engine applications. Please verify your original part number, equipment model, engine model, serial number, and gasket shape before ordering.
- Compatible Models: Aftermarket replacement water pump compatible with John Deere 240, 245, 260, 265, 285, 320, 325, 335, 345, GX325, GX345, 425, 445, 455, F725, and F911 applications.
- Gator Fitment: Also compatible with select John Deere Gator 4x2, 6x4, HPX 4x2, HPX 4x4, Trail HPX, Worksite Gator, XUV 620i, and XUV 625i models.
- Replacement Numbers: Replaces AM134585 water pump and gasket numbers M139017 and M139018. Please compare your original part number and gasket shape before ordering.
- Engine Reference: Commonly used with compatible Kawasaki FD620D, FD590V, FD611V, and KAF620 engine applications. Verify by model, engine, and serial number.
- Includes Gaskets: Includes water pump and gaskets as shown. Helps restore proper coolant flow and maintain stable operating temperature.




































