07155-01845 Hydraulic Cylinder Wear Ring for Komatsu D155A-6

The SPARKLING MACHINERY NEW 07155-01845 Wear Ring Photo:

Why Choose the SPARKLING 07155-01845 Wear Ring?

• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •    - Lateral Load Absorption: Engineered to handle the heavy side-loading that occurs during aggressive ripping or tilted blade operations.

                                                                                                                •    - Extended Seal Life: By maintaining alignment, the wear ring prevents the primary oil seals from being crushed or worn unevenly, significantly extending the life of the cylinder rebuild.

                                                                                                                •    - Self-Lubricating Properties: The material is chosen for its low-friction coefficient, reducing heat buildup during high-frequency cylinder cycles.

                                                                                                                •    - Debris Trapping: The ring's surface allows microscopic contaminants to embed within the material rather than scratching the chrome rod or the cylinder's internal diameter.

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Q&A Section

Q1: Why is it necessary to replace the 07155-01845 wear ring during a seal change?

A: While wear rings do not stop leaks, they are "sacrificial" components. If a wear ring is thin or damaged, the piston can tilt inside the cylinder. This "cocking" effect will quickly destroy your brand-new seals and can lead to permanent metal-to-metal damage of the cylinder barrel.

Q2: How do I know if the wear ring is failing?

A: If you see vertical scratches on the cylinder rod or find metallic "glitter" in your hydraulic filters, it often indicates the wear ring has worn down to the point where the piston is rubbing against the barrel.

Q3: Is this wear ring the same for all cylinders on the D155AX-6?

A: Not necessarily. While the 07155-01845 is a common size, some specialized cylinders (like the ripper lift) may use different dimensions. Always cross-reference the part number with your machine's specific serial number.

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