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Professional Manufacturer of Undercarriage Parts for Excavators & Bulldozers

High-quality track links, rollers, sprockets, idlers, buckets, and more — engineered for durability and precision. OEM standards, global trust.

Excavator Track Assembly
20+
Years Experience
100+
Products
50+
Global Markets
100%
Quality Inspection
DT Parts Factory

About DT Parts

Quanzhou Dingtai Engineering Machinery Co., Ltd. is a leading manufacturer based in Quanzhou, Fujian Province, China. With over 100 employees and more than 20 experienced technicians, we specialize in producing high-quality undercarriage spare parts for bulldozers and excavators.

Our product range includes track links, track rollers, carrier rollers, sprockets, segments, idlers, track shoes, and various other components. We are proud to serve clients worldwide and offer OEM services for renowned brands in the construction and mining industries.

  • ISO9001 & SGS Certified
  • 100% Quality Inspection Before Delivery
  • OEM Services Available
  • Technical Support & Design Assistance

Our Product Range

Best-selling undercarriage components trusted across 50+ markets

Track Link Assembly

Track Link/Chain Assembly

For PC1100-6, PC1250-7, PC1250-8 | 48 Links | Model: 21N-32-00101

Excavator Compatible Hot
Track Roller Frame

Track Roller Frame Assembly

For EX100, Top Carrier | Factory Direct | High Load Capacity

Excavator Parts Hot
Track Shoes

Track Shoes for CAT312C/E311

Durable undercarriage pads | Precision fit | Wear-resistant

Excavator Tracks Hot
Front Idler Assy

Front Idler Assembly

For D5B Excavator | Complete Assy | OEM Quality

Idler Parts Hot
Hydraulic Cylinder

Hydraulic Arm/Boom/Bucket Cylinder

High-pressure seal design | For various excavator models

Excavator Cylinder Hot
Carrier Roller

High-Quality Carrier Roller

Upper Roller for BD2G | Compatible with all major brands

Top Roller New
Recoil Spring Assy

Kobelco SK Series Recoil Spring

For SK120, SK80, SK200-8 | Track Adjuster & Tensioner

Idler Cushion New
Track Bolts & Nuts

Track Pad Bolts & Nuts

M20.5*55 | High-strength fasteners for track shoes

Hardware New
D10 Track Assembly

D10T/D10R Track Assembly

60 Pitch, 44 Links | Plate Thickness: 20.5mm | Bulldozer DT Parts

Bulldozer Chain
PC200 Track Chain

PC200-5 Track Chain Assembly

Complete undercarriage link set | Precision engineered

Excavator Chain
D6C Track Roller

Track Roller for D6C/D6D

Bottom/Down Roller | Durable undercarriage accessories

Bulldozer Roller Hot
Komatsu Carrier Roller

Komatsu D60-8/D65 Carrier Roller

Model: 141-30-00560 | Top-Up Roller | 14x-30-00140

Bulldozer Parts Hot

Why Choose DT Parts?

We deliver innovation, reliability, and unmatched service

Certified Quality

ISO9001 and SGS certified. Every part undergoes 100% inspection before shipment to ensure reliability and performance.

OEM & Custom Solutions

We provide OEM services for major brands and offer technical support with professional designers and engineers.

Global Reach

Trusted in over 50 international markets. Fast delivery and responsive customer service worldwide.

Get in Touch

For inquiries, quotes, or technical support, visit our official website to connect with our team.

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