- Dozer Undercarriage Parts
- Excavator Undercarriage Parts
- Mini Excavator Undercarriage Parts
- Skid Steer Undercarriage Parts
- Crawler Crane Undercarriage Parts
- Morooka Undercarriage Parts
- Crawler Loader Undercarriage Parts
- Sugar cane Harvester Undercarriage Parts
- Agricultural Tractor Undercarriage Parts
- Rubber Tracks
- Bolts&Nuts
- Ground Engaging Tools
- Cutting edges/Blades/End bits
- Hydraulic Cylinders
- Bucket Linkages
- Swing Bearing/Slewing Bearings
- Hydraulic Parts
- Attachments
- Other parts
- Tools
Heavy-Duty Excavator Dozer Track Chains Earthmoving Mining Bulldozers Track Link D7h
product detail
Product Description
| Material | 40mn2, 35mnb |
| Finish | Smooth |
| Colors | Black, yellow, or customized |
| Technology | Forging |
| Surface Hardness | HRC55-60, deepth: 8mm-12mm |
| Warranty time | 12 Months |
| Delivery Time | 25-30 days |

Explore our exceptional selection of bulldozer undercarriage spare parts, expertly crafted to fulfill the rigorous demands of your heavy machinery requirements. Our products are designed with precision and durability in mind, ensuring optimal performance for your earthmoving equipment.
Important Notice: The names and symbols of all manufacturers mentioned are purely for reference purposes. Their presence here does not imply that the parts listed are direct products of these manufacturers.





Established in 2013 in Quanzhou, China, Quanzhou Zhongkai Machinery Co., Ltd. (zkmparts/zkucparts) has emerged as a pioneering force in the design and innovation of premium undercarriage parts. Our expertise spans track rollers, track chains, idlers, top rollers, and sprocket/segment rims crafted for an extensive array of equipment, including excavators, bulldozers, agro tractors, skid steers, and crawler loaders. We proudly serve nearly every major global brand, from compact mini excavators to the largest mining machines.
Our Exhibition
Why Choose Us?
1. Experience the confidence of 100% quality assurance. We accommodate small and sample orders, while providing negotiable pricing for bulk purchases, ensuring cost-effectiveness.
2. As specialists in excavators and bulldozers, we offer an extensive array of specialized products, tailored to meet diverse requirements.
3. Our commitment to excellence is reflected in our premium-quality products backed by a comprehensive warranty, offering you peace of mind and reliability.
4. Benefit from our unparalleled customer service, guiding you seamlessly through each phase of your purchasing journey, ensuring satisfaction at every step.
5. Through our strategic pricing approach, we ensure you gain exceptional value, perfectly complementing your purchasing objectives.
6. We maintain an extensive inventory to promptly satisfy your immediate needs, ensuring efficiency and timeliness in fulfilling your orders.
How could I ensure the part would fit my machinery?
Pls send us the correct model number/machine serial number/ any numbers on the parts themselves. Or measure the parts give us dimensions or drawings.
What is the payment term?
Generally, 30% deposit T/T in advance, and the balance before the shipment.
What is the lead time?
FOB Xiamen or any Chinese port: 25-30 days. If there are any parts in stock, our delivery time is only 0-7 days.
What kind of package do you offer?
Normally we use the export standard wood pallets. If any special requirements, we can discuss them.
What about Quality Control?
We have a perfect system for checking the quality of our products. Our team checks the products and the way they are made very carefully. They do this at every stage of the production process. This makes sure that the products are safe when they are put in the container.


