Mining Equipment Parts Supplier - STONE Engineering Machinery

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Undercarriage Parts

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Bulldozer Chassis

Original Quality Standards

The Heavy Duty undercarriage extends life with increased pin and bushing retention. Our R&D standards are based on the original equipment manufacturer, which can reduce axial clearance and strictly control seal movement, thereby extending the wear life of the pin/bushing.

+ Up to 25% longer life compared to General Duty (GD)

+ 15–30% lower operating costs compared to General Duty (GD) + Industry-leading Performance

+ Pin and bushing coatings for longer seal life

Excavator Chassis

Original Quality Standards

STONE has a professional team that constantly pursues excellence and innovation: the mining excavator chassis developed specifically for mining applications provides customers with excellent quality products.

+ Track group assembly

+Track rollers and carrier rollers

+ Idlers

+ Sprockets

... ...

Brand model Machines

We mainly provide high-quality OEM chassis parts for large bulldozers and excavators of various international mainstream brands, including Caterpillar, Komatsu, Volvo, Hitachi, Doosan, Sany, XCMG, etc.

The specific models involved are rich and diverse, including: Under the Caterpillar brand, bulldozer models include D8-D11, and excavator models include 6015-6090;

Within the Komatsu brand, bulldozer models range from D155 to D475, and excavator models include PC1250 to PC8000; Mainstream models of other brands are also covered (the above are just some examples).

Our project examples

STONE is a leading supplier of engineering machinery parts, focusing on providing high-quality parts for mining companies.

Since its establishment in 2004, we have been based in Shanghai, China, and have built our own brand STONE, becoming a trusted choice in the industry.

We are dedicated to providing a wide range of bulldozer and excavator undercarriage parts for renowned brands such as Caterpillar, Komatsu, and Hitachi. Our product line includes a full range of accessories, such as track shoes, track chains, track rollers, sprockets, and more, ensuring that we meet our customers' stringent requirements for quality and performance.

STONE- Construction Machinery Parts Expert In China

We offer a wide variety of equipment and parts, including but not limited to bulldozers, excavators,

loaders, mining trucks, rollers, motor graders, and more.

Be used in a wide range of industries.

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