Komatsu Camshaft W/O Gear 6731-41-1120

The Komatsu Camshaft W/O Gear 6731-41-1120 is identified in the supplied parts catalog as a CYLINDER BLOCK & COMPONENTS for specific Komatsu diesel engine and equipment configurations. Cataloged engine models include S4D102E-1. Listed machine applications include D32E-1, D32P-1, D38E-1, D38P-1, and D39E-1. Use the complete model and serial-number details below to compare this part with the equipment being serviced.

What is 6731-41-1120 used for?

Part number 6731-41-1120 is cataloged as a Camshaft W/O Gear. It appears in the CYLINDER BLOCK & COMPONENTS parts group. The correct selection depends on the engine model, machine model, and the applicable serial-number range.

Compatible engine models

S4D102E-1

Engine models with serial-number ranges

S4D102E-1 (Build 3B) ? Not Provided | S4D102E-1 (Build 3C) ? Not Provided | S4D102E-1 (Build 3D) ? Not Provided

Application models without serial numbers

D32E-1, D32P-1, D38E-1, D38P-1, D39E-1, D39P-1, D32E-1, D32P-1, D32E-1A, D32P-1A, WA120-1LC

Applications with serial-number ranges

D32E-1 S/No. 75501-75717, D32P-1 S/No. 75501-75717, D38E-1 S/No. 85501-85798, D38P-1 S/No. 85501-85798, D39E-1 S/No. 95501-95871, D39P-1 S/No. 95501-95871, D32E-1 S/No. 75718-Up, D32P-1 S/No. 75718-Up, D32E-1A S/No. 76093-Up, D32P-1A S/No. 76093-Up, WA120-1LC S/No. A20001-Up

How do I confirm fitment?

Match 6731-41-1120 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 6731-41-1120 fit every listed Komatsu machine?
No. Fitment is limited to the cataloged engine, application, and serial-number combinations. Confirm all identifying information before ordering.