- 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
7t1258 / 6y2950 /6y2951 / 8p5605/8p5604 / Crawler Bulldozer Spare Parts Track Roller for D9 Machinery
product detail
Product Description
| Material | 50mn, 40mn2 |
| Finish | Smooth |
| Colors | Black, yellow, or customized |
| Technology | Forging/Casting |
| Surface Hardness | HRC55-60, deepth: 8mm-12mm |
| Warranty time | 12 Months |
| Delivery Time | 25-30 days |

Introducing our exceptional range of bulldozer undercarriage spare parts! Each component is a masterpiece of engineering, precisely crafted to boost the reliability and performance of your machinery. Our parts promise unmatched efficiency and durability, ensuring your equipment operates at peak performance, regardless of terrain.
Please note: All manufacturer names and symbols are used solely for reference. They do not imply affiliation or endorsement by these manufacturers.







Quanzhou Zhongkai Machinery (zkmparts/zkucparts), founded in 2013 in Quanzhou, China's thriving industrial hub, leads the industry in crafting superior undercarriage parts. Our expansive portfolio includes track rollers, chains, idlers, top rollers, and sprocket/segment rims, all designed to integrate seamlessly with a wide array of machinery like excavators, bulldozers, agricultural tractors, skid steers, and crawler loaders. We proudly partner with nearly every major global brand, offering solutions that meet the needs from compact machinery to large-scale mining operations.
Our Exhibition
Why Choose Us?
1. Our steadfast commitment to 100% quality assurance means that whether you're ordering a small sample or a bulk shipment, we offer unmatched flexibility and dedication to excellence.
2. With extensive expertise, our wide array of products for excavators and bulldozers offers precise, customized solutions tailored to meet your machinery's unique specifications effortlessly.
3. Enjoy peace of mind with our promise of superior quality, supported by a comprehensive warranty with every purchase, ensuring your complete satisfaction.
4. Experience our exceptional customer service, expertly guiding you through every step of your purchase, ensuring a smooth and enjoyable experience.
5. Our competitive pricing strategies are designed to maximize the value of your investment, providing the best possible returns and unmatched value.
6. With an extensive inventory ready to go, we are perfectly prepared to meet your immediate and urgent demands with unrivaled efficiency and speed.
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 itself. Or measure the parts give us dimension or drawing.
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.


