07001-05135 Back-Up Ring Fits Komatsu Models
07001-05135 Back-Up Ring Fits Komatsu Models
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One New Aftermarket Replacement Back-Up Ring for Komatsu Construction Equipment
This aftermarket replacement back-up ring replaces Komatsu OEM part number 07001-05135. Back-up rings are critical hydraulic sealing components used throughout Komatsu construction equipment, including excavators, bulldozers, wheel loaders, and forklifts. They are installed alongside primary seals in hydraulic cylinders and hydraulic systems to prevent seal extrusion under high-pressure operating conditions, extending the service life of the primary seal and maintaining hydraulic system integrity. The Komatsu 07001-05135 is part of the Komatsu Engineering Standard (KES) back-up ring series, meaning it is a standardized component used across a wide range of Komatsu equipment models and hydraulic cylinder applications.
Compatible Models
Komatsu: This part is a Komatsu Engineering Standard (KES) component used across multiple Komatsu equipment lines. Verify fitment by model and serial number before ordering. Compatible equipment types include excavators, bulldozers, wheel loaders, motor graders, and forklifts.
Replaces Part Number(s):
07001-05135
New aftermarket replacement part - not remanufactured, not used.



