Seal Kits Description
This Seal Kits is indexed for Part Number; Komatsu Excavator PC90-1 Arm Cylinder Seal Kit 707-99-36620; Arm Cylinder Seal Kit 20X-63-02210 Model: PC90-1 Specification: Rod:65mm Bore:105mm Note: Please contact us to confirm the hydraulic seal kit you need before buying, thank you!. Compare reference number 707-99-36620 against the label on your existing Komatsu component before ordering.
Before checkout, compare OEM part number 707-99-36620, 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.




