Hydraulic Oil Cooler Description
This Hydraulic Oil Cooler is indexed for Komatsu Komatsu Excavator PC20MR-1 PC20MRX-1 PC20UU-3 Engine 3D74E. Compare reference number 31410 against the label on your existing Komatsu component before ordering.
Before checkout, compare OEM part number 31410, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.




