Reliable Manufacturer of Mini Excavator Undercarriage Parts for Doosan DX55/DX60 Track Roller Assy from China

When it comes to maintaining or upgrading your mini excavator, choosing the right undercarriage parts is critical — especially components like the track roller assembly. If you're using a Doosan DX55 or DX60, you already know how important durability and precision fit are for minimizing downtime and maximizing efficiency.

At Quanzhou Hangong Machinery Co., Ltd., we specialize in manufacturing mini excavator undercarriage parts, offering a wide range of high-performance components, including Doosan DX55 and DX60 track roller assemblies, built to meet OEM standards.

Let’s take a closer look at why our products stand out and how we support our global clients.

🏭 About Hangong Machinery: Your Trusted Construction Machinery Parts Supplier in China

Founded in 2018, Quanzhou Hangong Machinery Co., Ltd. is a modern, technology-driven enterprise based in Nan’an, Quanzhou — one of China’s most important industrial bases for construction machinery.

Key company highlights:

• Covers 20 acres with 10,000㎡ factory area

• Over 50 skilled workers

• Total investment of 10 million RMB

• Strong R&D capabilities

• Focused on construction machinery parts manufacturing

• ISO-compliant quality control systems

• Fast delivery and responsive after-sales support

Our commitment to innovation and quality has helped us become a reliable China supplier of mini excavator undercarriage parts to clients across Asia, Europe, the Middle East, and South America.

🔩 What Is a Track Roller Assembly and Why Is It Important?

The track roller assembly is a crucial part of a mini excavator’s undercarriage system. For machines like the Doosan DX55 and DX60, this part supports the weight of the excavator and guides the movement of the tracks as the machine operates on rough terrain.

Key benefits of high-quality track rollers include:

• Even weight distribution for stability

• Reduced wear on tracks and frames

• Improved traction and smoother operation

• Lower maintenance costs over time

In other words, a reliable track roller assy helps your equipment run longer and more efficiently — and that’s something you can’t afford to overlook.

⚙️ Hangong's Manufacturing Advantage for Doosan DX55 & DX60 Track Rollers

We manufacture track roller assemblies specifically for Doosan DX55 and DX60 models, ensuring perfect compatibility, high load capacity, and extended service life.

Our manufacturing process includes:

• Precision CNC machining for accuracy

• Heat treatment for enhanced strength and hardness

• Advanced welding and assembly lines

• Strict quality inspections at every stage

Want to know the best part? You get OEM-level performance at factory-direct pricing.

🌍 Why Global Buyers Choose Us as Their China Supplier

Whether you're a wholesaler, distributor, or excavator repair shop, sourcing parts from a reliable Chinese manufacturer like Hangong offers a competitive edge. Here's why:

• ✅ Stable supply chain – consistent availability, even in peak seasons

• ✅ Competitive bulk pricing – especially for long-term partners

• ✅ Flexible customization – logo engraving, packaging, and more

• ✅ Fast global shipping – with full export documentation support

• ✅ Responsive customer service – in English, with tech support available

“Let’s face it — no one likes downtime. That’s why we focus on fast production and reliable delivery.”

📦 Applications and Compatibility

Our track roller assemblies for Doosan mini excavators are used in various applications:

• Construction sites

• Urban engineering projects

• Landscaping

• Rental fleets

• Road building

The parts are specifically designed for:

• Doosan DX55 track roller

• Doosan DX60 track roller

Not sure if it fits your model? Just send us your part number or machine specs — we’re happy to help.

📞 Let’s Talk About Your Undercarriage Parts Needs

At Hangong Machinery, we’re more than just a manufacturer — we’re your partner in construction equipment reliability. If you're looking for a long-term supplier of undercarriage parts for mini excavators, including the Doosan DX55 DX60 track roller assy, we’re ready to serve.

Reach out today and let us help you keep your machines running smoothly — one high-quality part at a time.