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Quanzhou Qiansheng Heavy Industry Machinery Co., Ltd.
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China OEM Quality Excavator Undercarriage Parts Manufacturer, Supplier, Factory

We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for OEM Quality Excavator Undercarriage Parts, 9242963, 9303011, Front Idler, We goal at Ongoing system innovation, management innovation, elite innovation and sector innovation, give full play for the overall advantages, and constantly make improvements to support excellent.
OEM Quality Excavator Undercarriage Parts, We're in continuous service to our growing local and international clients. We aim to be worldwide leader in this industry and with this mind; it is our great pleasure to serve and bringing the highest satisfaction rates among the growing market.

Related Products

Hot Products

  • PC500LC-10 Track Roller

    PC500LC-10 Track Roller

    The PC500LC-10 Track Roller for PC500-10 excavators boasts excellent operational stability and adapts well to various complex working conditions, making it one of the mainstream excavator chassis components on the market.
  • Idler for D8R 244-0879

    Idler for D8R 244-0879

    As a professional undercarriage parts manufacturer, Quanzhou Qiansheng Heavy Industry Machinery Co., Ltd. supplies durable Idler for D8R 244-0879 solutions for mining, quarry, and heavy earthmoving applications. Built with reinforced alloy steel structure, deep heat treatment, and strict leak-proof sealing technology, our Qiansheng idler helps reduce unexpected downtime and improves track stability under severe working conditions. Factory-direct supply, OEM customization, and fast global delivery are available for distributors, contractors, and equipment fleet buyers.
  • 9242963 Excavator Parts ZAX240 Idler

    9242963 Excavator Parts ZAX240 Idler

  • Track Adjuster Grease Cylinder for ZAX200

    Track Adjuster Grease Cylinder for ZAX200

    Qiansheng Heavy Industry supplies high-performance Track Adjuster Grease Cylinder for ZAX200 excavators, designed for stable track tension adjustment and long-term durability in demanding construction and mining conditions. Manufactured with precision machining and strict heat treatment processes, our grease cylinders offer excellent sealing performance, reduced oil leakage, and reliable service life. As a professional undercarriage parts manufacturer in China, we support OEM customization, fast delivery, and global wholesale procurement for excavator parts distributors and contractors.
  • Track Roller for Doosan DH220 2270-1098

    Track Roller for Doosan DH220 2270-1098

    As a direct manufacturer of excavator undercarriage parts, Quanzhou Qiansheng Heavy Industry Machinery Co., Ltd. supplies high-strength Track Roller for Doosan DH220 2270-1098 designed for heavy-duty mining, construction, and earthmoving applications. Built with forged alloy steel, precision heat treatment, and durable sealing systems, our track rollers deliver stable operation, extended service life, and reduced maintenance costs. We support OEM customization, factory-direct wholesale pricing, fast global delivery, and reliable after-sales service for distributors, contractors, and machinery repair companies worldwide.
  • Excavator Connecting Rod for Cat 320 087-5803

    Excavator Connecting Rod for Cat 320 087-5803

    As a leading manufacturer & supplier of excavator undercarriage parts, Quanzhou Qiansheng Heavy Industry offers the premium Excavator Connecting Rod for Cat 320 087-5803. Forged from high-strength alloy steel and heat-treated for maximum durability, this rod delivers precise fit, superior fatigue resistance and longer service life than generic alternatives. OEM quality, ISO 9001 & CE certified, direct from factory with competitive pricing and global fast delivery.
  • Related Blog
  • Reviews

  • Overseas Clients Visit Qiansheng Heavy Industry Factory for On-Site Inspection

    Recently, a group of overseas clients from Southeast Asia visited Quanzhou Qiansheng Heavy Industry Machinery Co., Ltd. to inspect our factory and production lines. The clients were particularly interested in our “Four Wheels and One Track” system, including track rollers, idlers, sprockets, and chains.

  • How Does a Drive Sprocket Improve Excavator Undercarriage Performance?

    A drive sprocket is one of the most important components in an excavator undercarriage system. It transfers power from the final drive motor to the track chain, allowing the machine to move efficiently under different working conditions. However, many operators and equipment owners experience problems such as premature wear, track slipping, abnormal noise, and increased maintenance costs caused by unsuitable or low-quality drive sprockets.

  • Qiansheng Heavy Industry Launches New Wear-Resistant Track Rollers for Excavators and Bulldozers

    Quanzhou Qiansheng Heavy Industry Machinery Co., Ltd. is proud to announce the launch of its new wear-resistant track rollers, designed to enhance the efficiency and lifespan of excavators and bulldozers in mining, quarry, and heavy-duty construction applications.

  • How Does a Track Bottom Roller Improve Excavator Undercarriage Performance?

    The track bottom roller is one of the most important components in an excavator undercarriage system. Although it works continuously under the machine, many operators only notice its importance when problems such as abnormal noise, track instability, excessive wear, or unexpected downtime occur. A high-quality track bottom roller supports the weight of the excavator, guides the track chain, reduces friction, and helps maintain smooth movement during heavy-duty operations.

  • Qiansheng Heavy Industry Showcases Latest Undercarriage Parts at International Construction Machinery Exhibition

    Quanzhou Qiansheng Heavy Industry Machinery Co., Ltd. recently participated in the Bauma China exhibition in Shanghai, one of the world’s leading construction machinery trade shows. During the exhibition, we showcased our latest undercarriage parts for excavators and bulldozers, including track rollers, carrier rollers, idlers, sprockets, and track chains.

  • How Does a Top Roller Improve Excavator Undercarriage Performance?

    A top roller is a critical component in an excavator’s undercarriage system, supporting the upper section of the track chain and helping maintain stable track movement. When a top roller wears out or fails, operators may experience abnormal track noise, uneven movement, increased fuel consumption, and expensive downtime. This article explains how top rollers work, why they matter, how to select the right component, and how professional solutions from Quanzhou Qiansheng Heavy Industry Machinery Co., Ltd. can help improve excavator reliability and operating efficiency.

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