Product Center

We have established long-term cooperative relations with many Mining Company.
Hitachi Boom Cylinder 4337270 For EX1900 Excavators

Engineered for medium and large excavators (EX1900 and above), the Hitachi boom cylinder delivers exceptional power,...

LIEBHERR Segment Group For R945 Excavators

This is a dedicated core track drive component for Liebherr excavators, engineered specifically for harsh working...

Track Adjuster Assy 9271451 For Hitachi EX1200-6

The track adjuster assy is designed and manufactured for the Hitachi EX1200-6 large excavator. It strictly adheres...

Caterpillar Bucket Tooth 505-4113 For CAT349 Excavator

Caterpillar bucket teeth are designed for multi-scenario excavation applications, including mining, infrastructure,...

PC2000 Track Roller 21T-30-00211 For Komatsu Excavator

The STONE PC2000 track roller is designed specifically for the Komatsu PC2000. Its wheel body is forged from...

PC1250 Track Roller 21N-30-00120 For Komatsu Excavator

STONE's PC1250 track roller is a key chassis component specifically designed for the Komatsu PC1250 excavator. Its...

PC2000 Carrier Roller 21T-30-00220 For Komatsu

STONE's carrier roller, designed specifically for the Komatsu PC2000, is adaptable to a wide range of working...

Komatsu Bottom Roller 429 229 40 For PC3000

This high-performance Komatsu track shoe assembly is designed specifically for medium- to heavy-duty bulldozers....

About STONE

Leading the construction machinery industry since 2004
STONE(Shanghai) Engineering Machinery Co.,Ltd is a maintenance base for construction machinery parts, specializing in providing maintenance services and parts for mining enterprise equipment. Our team was established in 2004 and is headquartered in Shanghai, China. It has a registered capital of 15 million yuan and has a completely independent brand STONE. We specialize in the production and supply of spare parts for Bulldozers, Excavators, and Wheel Loaders. Our detailed catalog offers a complete selection of OEM parts including Track Chain, Track Rollers, Sprocket, Excavator Buckets, Blades, Excavator Cylinders, Swing Circles and more. Also offers a wide range of electrical and hydraulic parts.
About Us
  • years

    Development history

    Factory land occupation
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    Factory Land Occupation

    Senior technical engineer
  • +

    Senior Technical Engineer

    Utility model patent
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    Global Customers

    Global customers

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STONE Engineering Machinery technique, service and products.
STONE - manufacture process of Track Chain assembly.
STONE - The Warehouse of track chain assembly
Large aftermarket parts manufacturer for Caterpillar and Komatsu

News Center

Official certification, professional after sales service.
Bucket Tooth Selection Guide: Comprehensive Analysis Of Different Types And S...
Oct 29, 2025
In the operation of construction machinery such as excavators and loaders, the bucket teeth are the core components t...
The 2025 Mongolia Mining Expo Concluded Successfully! STONE Chassis Parts Wer...
Sep 18, 2025
The 2025 Mongolia Mining Expo concluded successfully! STONE chassis parts were highly sought after by mining customers!
Technological Innovation Leads The Global Breakthrough! 13 Chinese Companies ...
Sep 11, 2025
Technological innovation leads the global breakthrough! 13 Chinese companies are among the top 50 global construction...
Exhibition Preview | STONE Will Be Present At The 2025 Mongolia And Indonesia...
Sep 04, 2025
Exhibition Preview: STONE will be present at the 2025 Mongolia and Indonesia International Mining and Mineral Process...

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