Seal Kits Description
This Seal Kits is indexed for Part Number; Komatsu Wheel Loader WA320-3 WA300-3A Dump Cylinder Seal Kit 707-99-62020; WA320-3 S/N 50001-52999 (Overseas Version) WA320-3CS S/N 50001-UP (Custom Spec.) WA320-3 S/N 50001-UP (For China) WA320-3 S/N 50001-UP (For Bosnian / Chassis only) WA320-3 S/N 53001-UP WA300-3A S/N 53001-UP WA300-3CS S/N 51001-UP WA300-3A-X S/N 50001-52999 WA300-3A-SN S/N 53001-UP WA320-3MC S/N A31001-Up WA320-3L S/N A30001-UP Note: Please contact us to confirm the hydraulic seal kit you need before buying, thank you!. Compare reference number 707-99-62020 against the label on your existing Komatsu component before ordering.
Before checkout, compare OEM part number 707-99-62020, 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.




