Bearing, Gear & Shaft Description
This Bearing, Gear & Shaft is indexed for Komatsu Fit for Komatsu Wheel Loader: SD10-5, SD15-5 Fit for Komatsu Forklift: BX20, FD20/25-12, FD20-25-14, FD20H/25H-12, FD20H-25H-14, FD20J/25J-12, FD20J/25J-14, FD20L/25L-12, FD20L/25L-14, FG20/25-12, FG20-25-14, FG20H/25H-12, FG20H-25H-14, FG20L/25L-12, FG20L/25L-14, SG10-5, SG10L-5, SG15-5. Compare reference number 3EB-21-31310 against the label on your existing Komatsu component before ordering.
Before checkout, compare OEM part number 3EB-21-31310, 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.




