17M-27-00121 Seal Assembly Fits Komatsu Models
17M-27-00121 Seal Assembly Fits Komatsu Models
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One New Aftermarket Replacement Floating Seal Assembly for Komatsu Excavators and Bulldozers
This aftermarket replacement floating seal assembly (also referred to as a duo-cone or floating seal) is designed for use in the final drive and travel reduction gearboxes of Komatsu excavators and bulldozers. The floating seal prevents oil leakage and protects internal gearbox components from contamination by dirt, debris, and water ingress.
Compatible Models
Komatsu Excavators: PC400-6, PC400-7, PC400-8, PC400LC-6, PC400LC-7, PC400LC-7E0, PC400-5D, PC400HD, PC600
Komatsu Bulldozers: D275A-2, D275A-5
Verify your model and serial number before ordering. This part is used in the final drive assembly of both excavator and bulldozer applications.
Replaces Part Number(s):
17M-27-00121, 17M-27-00121H
Aftermarket Interchange Numbers
287-33-00010, 208-27-00140, 17M-27-00102
New aftermarket replacement part - not remanufactured, not used.



