Komatsu Fuel Lift Pump 6732-71-6591

The Komatsu Fuel Lift Pump 6732-71-6591 is identified in the supplied parts catalog as a FUEL SYSTEM for specific Komatsu diesel engine and equipment configurations. Cataloged engine models include S4D102E-1, S6D114-1, SA6D114-1, and SA6D114-1AA. Listed machine applications include D32E-1, D32P-1, D32E-1A, D32P-1A, and WA320-1LC. Use the complete model and serial-number details below to compare this part with the equipment being serviced.

What is 6732-71-6591 used for?

Part number 6732-71-6591 is cataloged as a Fuel Lift Pump. It appears in the FUEL SYSTEM parts group. The correct selection depends on the engine model, machine model, and the applicable serial-number range.

Compatible engine models

S4D102E-1, S6D114-1, SA6D114-1, SA6D114-1AA

Engine models with serial-number ranges

S4D102E-1 (Build 3C) ? Not Provided | S6D114-1 (Build 9B) ? Not Provided | SA6D114-1 (Build 9C) ? Not Provided | SA6D114-1AA (Build 9F) ? Not Provided

Application models without serial numbers

D32E-1, D32P-1, D32E-1A, D32P-1A, WA320-1LC, WA380-1LC, WA420-1LC, GD650A/AW-1, GD650A/AW-2A/2B/2C, GD650A-2, GD670A-AW-1, GD670A/AW-2B/2C, PC300LC-5, WA420-3CS

Applications with serial-number ranges

D32E-1 S/No. 75718-Up, D32P-1 S/No. 75718-Up, D32E-1A S/No. 76093-Up, D32P-1A S/No. 76093-Up, WA320-1LC S/No. A25001-Up, WA380-1LC S/No. A45001-Up, WA420-1LC S/No. A25001-Up, GD650A/AW-1 S/No. 200840-201999, GD650A/AW-2A/2B/2C S/No. 202002-Up, GD650A-2 S/No. 202001-Up, GD670A-AW-1 S/No. 200840-201999, GD670A/AW-2B/2C S/No. 202002-Up, PC300LC-5 S/No. A30001-Up, WA420-3CS S/No. R50001-Up

How do I confirm fitment?

Match 6732-71-6591 to the existing part number and verify the complete engine model, equipment model, and serial number. A shared model name does not confirm compatibility because production changes can affect the required component.

Frequently asked question

Will 6732-71-6591 fit every listed Komatsu machine?
No. Fitment is limited to the cataloged engine, application, and serial-number combinations. Confirm all identifying information before ordering.