Water Pump AM134585 M139017 M139018 Fit for John Deere GX345 GX325 w/ Gasket

Water Pump for John Deere

This water pump with gasket, referencing OEM cross numbers AM134585, M139017, and M139018, is a direct replacement engineered to maintain proper engine cooling for John Deere GX345 and GX325 lawn tractors.

Overview

This water pump with gasket is a direct replacement for the original pump, ensuring consistent coolant flow to prevent overheating. Designed for John Deere GX345 and GX325 models, this water pump keeps the engine at the correct operating temperature during mowing and light utility work. The included gasket simplifies installation, making this water pump a practical, all-in-one maintenance solution.

Built For Performance

• Precision- cast impeller for reliable coolant circulation
• Pre-lubricated, sealed bearing for long service life
• Corrosion-resistant housing for durability
• Includes new gasket for a proper, leak-free seal
• Directly matches OEM reference numbers AM134585, M139017, and M139018

Fits These Machines

• for John Deere GX345
• for John Deere GX325

On-The-Job Use

• Replaces a worn or leaking water pump during routine engine service
• Maintains cooling system pressure for reliable mowing in hot weather
• Installs during a standard cooling system overhaul or repair
• Used when overheating is traced to pump failure, not thermostat issues

Specs At A Glance

Good To Know

Q: What indicates the water pump needs replacement? A: Common signs are coolant leaks near the pump shaft, a whining noise from the bearing, or engine overheating. Replacing it with this pump restores proper flow and cooling.

Q: Is the gasket included sufficient for installation? A: Yes, the included gasket is specifically sized to match the pump mounting surface, ensuring a correct seal. Always clean the mating surface thoroughly before install.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.