One New Aftermarket Replacement Water Pump for John Deere Tractors, Forage Harvesters, and Excavators

This aftermarket replacement water pump replaces OEM part number RE20023 and fits a wide range of John Deere (JD) agricultural, forage harvester, and construction equipment powered by the 6404 and 6466 engine series. The water pump circulates coolant through the engine block and radiator to maintain safe operating temperatures under heavy load. Includes hub and gaskets (pump-to-backplate and backplate-to-block). Pulley is not included.

Specifications

• Drive: Pulley (Double Groove V-Belt)
• Includes: Hub, pump-to-backplate gasket, and backplate-to-block gasket
• Pulley: Not included
• Weight: 29.74 lb
• Height: 7.9 in | Width: 11.5 in | Length: 15 in
• Casting Number: R50408

Compatible Models

John Deere Tractors: 4430 (s/n 335846 and later), 4630, 7020

John Deere Forage Harvesters: 5200, 5400

John Deere Excavators / Construction: 690B, 693B Feller Buncher

John Deere Engines: 6404A, 6404T, 6466A, 6466D, 6466T

Replaces Part Number(s):

RE20023, R50408, AR54578, SE500915, AR98547, TY6742

New aftermarket replacement part - not remanufactured, not used.