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Premium Excavator Undercarriage Parts

Factory-direct supply of high-strength excavator track links, rollers, idlers, sprockets, bucket teeth, and bolts. Trusted by construction firms and equipment operators worldwide since 2004.

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Factory Direct

Cut out middlemen with direct sourcing from Quanzhou Jintai Machinery Co., Ltd.

OEM Quality

Precision-engineered to match original equipment specifications for seamless fit.

Global Shipping

Fast dispatch and reliable logistics to over 80 countries worldwide.

About Excavator TrackLink

As a leading manufacturer and exporter of excavator undercarriage components, we specialize in producing durable, heat-treated track links, rollers, idlers, sprockets, bucket teeth, and fasteners for major brands including Komatsu, Caterpillar, Hyundai, Doosan, Volvo, and JCB.

Our factory, Quanzhou Jintai Machinery Co., Ltd., operates under strict quality control standards with advanced forging, heat treatment, and CNC machining capabilities. Every product undergoes rigorous testing to ensure longevity and performance in extreme working conditions.

20+ Years Industry Experience
ISO & CE Certified Manufacturing
Custom OEM/ODM Services Available
Monthly Capacity: 2000+ Tons of Forged Parts
Excavator Track Link Manufacturing

Our Product Range

High-performance undercarriage components built for durability, precision fit, and maximum uptime.

Excavator Track Link

Heat-Treated Track Link

For PC200, PC300, EX200 Series | Black Coating | High Strength Steel

  • Heat-treated for wear resistance
  • Exact OEM fit
  • Smooth operation design
Excavator Drive Sprocket

Drive Sprocket - 8-Bolt Pattern

For SK200, PC200-5, R265-9 | OEM Replacement

  • Precision-machined teeth
  • High-tensile steel construction
  • Compatible with standard track chains
Excavator Top Roller

Top Roller for PC200-7

Komatsu OEM New | Flange Design | Sealed Bearings

  • Direct replacement
  • Dust and water resistant
  • Long service life
Heavy Duty Track Link

Heavy Duty Track Link

High-Strength Steel | Heat Treated | Pallet Packaging

  • Enhanced fatigue resistance
  • Uniform hardness distribution
  • Ideal for mining & quarrying
Excavator Bucket Teeth

Bucket Teeth - 1U335 Type

Forged Steel | 2000T/Month Capacity | Customizable

  • High abrasion resistance
  • Interchangeable with OEM
  • Available in multiple lengths
Track Roller Bottom Roller

Track Roller - D5D Pattern

For Caterpillar D5D/E/G | Factory Price | Sealed

  • Exact fit for bulldozers
  • Double-labyrinth seal
  • Grease-fitted for maintenance
Track Bolts and Nuts

Grade 12.9 Track Bolts

M20, M28, M40 | 40Cr Steel | Black Oxide Finish

  • High tensile strength
  • Thread roll for durability
  • Compatible with PC300, EX700, ZX870
Front Idler Assembly

Front Idler Assembly D65-2

For Komatsu D65-2 | OEM New | Complete Assy

  • Includes seal and bushing
  • Ready to install
  • Shock-absorbing design
View All 120+ Products

Why Choose TrackLink?

Quality Control

Every batch tested for hardness, tensile strength, and dimensional accuracy.

Global Export

Serving customers in North America, Europe, Africa, Asia, and Australia.

Custom Solutions

OEM/ODM services with custom forging, heat treatment, and packaging.

Warranty Support

Comprehensive product warranty and responsive technical support.

2000+
Tons Monthly Forging Capacity
80+
Countries Served
120+
Product Models Available
20+
Years Manufacturing Experience

Frequently Asked Questions

Are your parts compatible with OEM equipment?

Yes, all our track links, rollers, idlers, sprockets, and bucket teeth are engineered to match original equipment dimensions and performance standards for seamless replacement.

What materials are used in your track links?

We use high-strength 40Cr or equivalent alloy steel, heat-treated to achieve optimal hardness (HRC 45-52) for superior wear resistance and fatigue life.

Can you produce custom parts?

Yes, we offer full OEM/ODM services including custom forging, machining, heat treatment, and packaging based on your drawings or samples.

What is your minimum order quantity (MOQ)?

MOQ varies by product. For standard items, it can be as low as 1 set. Contact us for specific requirements and bulk pricing.

How do you ensure quality control?

We implement strict QC procedures including raw material inspection, in-process checks, final inspection, and batch traceability. All critical dimensions and mechanical properties are verified.

Get in Touch

Contact our sales team for quotes, technical support, or custom manufacturing inquiries.

+86-18960392975
+8618960392975
Kelly Wong - Sales Manager
Quanzhou Jintai Machinery Co., Ltd.
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