Truck Parts & Undercarriage Parts

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Tianzhong Machinery prides itself on the service it provides and believes that service always comes first. Our comprehensive range of products help to keep machine downtime and the cost of repair to a minimum.

  • The Expert Buyer's Guide to the Track Roller System: 5 Costly Mistakes to Avoid in 2026

    The Expert Buyer’s Guide to the Track Roller System: 5 Costly Mistakes to Avoid in 2026

    Abstract An examination of the track roller system reveals its foundational importance to the operational integrity of crawler-type heavy machinery. This analysis focuses on the common yet consequential errors made during the procurement and maintenance phases of these critical undercarriage components. A central theme is the distinction between single flange (SF) and double flange (DF) […]

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  • An Expert Guide to Track Roller Design: 5 Key Factors for 2026 to Maximize Undercarriage Life

    An Expert Guide to Track Roller Design: 5 Key Factors for 2026 to Maximize Undercarriage Life

    Abstract The undercarriage of a tracked machine represents a significant portion of its total acquisition and maintenance cost, with track rollers being a pivotal component within this system. The integrity of track roller design is fundamental to the operational efficiency, reliability, and longevity of heavy equipment such as excavators, dozers, and track loaders. This comprehensive […]

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  • D80 track roller

    Excavator Track Roller Repair: Is Repairing Always the Right Choice for Heavy-Duty Fleets?

    Excavator track roller repair is a recurring decision point for fleet managers, maintenance directors, and procurement teams operating in construction, mining, and earthmoving industries. The short answer to whether repair is always the right choice is no. While repair can extend service life and reduce short-term costs in certain cases, improper assessment may lead to […]

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  • Track Roller PC200

    Roller Track Systems Explained: Are They the Backbone of Modern Heavy-Duty Trucks?

    Roller track systems are often overlooked in discussions about heavy-duty truck performance, yet they quietly determine how reliably vehicles carry loads, handle terrain, and maintain uptime. For fleet owners, OEM buyers, and procurement managers, the short answer to the question is yes. Roller track systems form the mechanical foundation that supports vehicle stability, distributes weight, […]

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