- 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
High-Quality SD7 SD8 SD16 SD22 SD23 SD32 Bulldozer Undercarriage Parts Track Roller Bottom Roller for Earthmoving
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 |

We proudly present an unparalleled selection of bulldozer undercarriage spare parts, expertly crafted to ensure each vital component of your machinery functions with flawless efficiency and peak performance.
Please note that all manufacturer names and symbols are exclusively used for reference purposes. We do not imply any affiliation or endorsement by these manufacturers.







Quanzhou Zhongkai Machinery (zkmparts/zkucparts), established in the dynamic city of Quanzhou, China in 2013, is dedicated to the exceptional craftsmanship and innovation of high-quality undercarriage parts. Our extensive product range, encompassing track rollers, track chains, idlers, top rollers, and sprocket/segment rims, is engineered to fit a wide array of machines including excavators, bulldozers, agro tractors, skid steers, and crawler loaders. We take pride in supporting nearly every major global brand, delivering products that cater to everything from compact mini-excavators to powerful mining machines.
Our Exhibition
Why Choose Us?
1. We uphold a steadfast commitment to 100% quality. Whether managing a minor sample order or negotiating terms for bulk purchases, we offer extraordinary flexibility to satisfy your needs.
2. Our expertise in a diverse array of products for excavators and bulldozers ensures we provide precise solutions tailored to your machinery's unique specifications.
3. The guarantee of superior quality is reinforced by a comprehensive warranty, providing you with assurance and peace of mind with every purchase.
4. Experience the benefits of our premier customer service, which expertly assists you throughout the entire purchasing process.
5. Take advantage of our competitive pricing strategies that enhance the value of your investment.
6. With a vast inventory readily available, we are strategically equipped to meet your immediate and urgent needs with exceptional efficiency.
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.


