Hydraulic Oil Cooler Description
This Hydraulic Oil Cooler is indexed for Komatsu Komatsu Excavator PC27MR-2 PC30MR-2 PC35MR-2 Engine 3D82AE. Compare reference number 21122 against the label on your existing Komatsu component before ordering.
Before checkout, compare OEM part number 21122, 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.




