ABOUT KTSU

Kunshan Kensetsu Buhin Co.,Ltd. is the Sino-Japanese joint venture enterprise ,specialize in the undercarriage parts for construction and agriculture machinery. Our main products include Track Roller, Carrier Roller, Front Idler, Sprocket, Track Chain Assembly applied to hydraulic excavator, bulldozer, paving machine and agricultural machine, a great variety with over 3000 items.  
           Our company is located in the Economy and Technology Development Zone of Shipai, Kunshan City, Jiangsu Province, China, 50 km away from Shanghai. It covers an area of 70,000 sq. meters, in which 45,000 sq. meters are building area. Its traffic and transportation are very convenient and it enjoys exceptional advantages of economic and geographical conditions.

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Product Quality Control

Advanced CAD and CAM technology are adopted for designing and developing. Specialized designing and hi-tech manufacturing ensure the high quality products.

Production equipment

Composed by two pieces of forged semi-roller shell, the entire roller shell is welded by NITTO friction welding machine, CO2 automatic welding & Robot welding.

KTSU Manufacturing Video

Production equipment

• Composed of two forged half roll shells, the entire roll shell is welded by NITTo friction welding machine CO2 automatic welding and robot welding.
• The ideal surface hardness and depth hardness of the roller sleeve ensure the high quality and service life of the product.
 • Processed by CNC lathes and CNC machine tools, ensuring the ultra precision and stability of product dimensions.
 • The precise assembly process and high-quality and reliable floating sealing group achieve perfect sealing and lubricated rotation of the rollers

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Blog posts

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  • Is the Undercarriage Component Market a Growth ...

    KTSU’s Kunshan testing and field deployments confirm that the global undercarriage component market reached roughly $6.8 billion in 2026, up from $6.44 billion in 2025, driven by expanding tracked fleets...

    Is the Undercarriage Component Market a Growth ...

    KTSU’s Kunshan testing and field deployments confirm that the global undercarriage component market reached roughly $6.8 billion in 2026, up from $6.44 billion in 2025, driven by expanding tracked fleets...

  • Can KTSU Offset Tariff Cost Pressures with Manu...

    KTSU uses Sino-Japanese engineering, precision CNC, and rigorous in-plant trials at our Kunshan facility to lower per-unit undercarriage costs so exporters can absorb tariff-driven input increases without sacrificing service life...

    Can KTSU Offset Tariff Cost Pressures with Manu...

    KTSU uses Sino-Japanese engineering, precision CNC, and rigorous in-plant trials at our Kunshan facility to lower per-unit undercarriage costs so exporters can absorb tariff-driven input increases without sacrificing service life...

  • Is choosing wear‑resistant sprockets the fastes...

    KTSU Kunshan trials and field deployments show that specifying high‑performance wear‑resistant sprockets together with predictive telematics can reduce undercarriage lifecycle cost by up to 28% versus reactive replacements, primarily by...

    Is choosing wear‑resistant sprockets the fastes...

    KTSU Kunshan trials and field deployments show that specifying high‑performance wear‑resistant sprockets together with predictive telematics can reduce undercarriage lifecycle cost by up to 28% versus reactive replacements, primarily by...

  • Is the Small Crawler Excavator Boom Driving Dem...

    Yes — accelerating urbanization and a $10.25B small crawler excavator market in 2026 are sharply increasing demand for compact undercarriage parts like KTSU sprockets (Cat 304-1916, Bobcat 7165109), as rental...

    Is the Small Crawler Excavator Boom Driving Dem...

    Yes — accelerating urbanization and a $10.25B small crawler excavator market in 2026 are sharply increasing demand for compact undercarriage parts like KTSU sprockets (Cat 304-1916, Bobcat 7165109), as rental...

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Reliable Excavator Undercatrage solutions