- 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
Wholesale Sf/Df Bulldozer Track Roller Bottom Roller for D155 D275 D355 D375 Undercarriage Parts
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 are delighted to introduce our comprehensive range of bulldozer undercarriage spare parts, meticulously engineered to ensure that each critical component of your machinery functions with exceptional efficacy and optimal performance. Our extensive collection is synonymous with reliability and innovation, ensuring your machinery is always running at its best.
Please note that all manufacturer names and symbols are used strictly for identification purposes only, and we do not imply any association or endorsement by these manufacturers.







Quanzhou Zhongkai Machinery (zkmparts/zkucparts), founded in 2013 in the dynamic city of Quanzhou, China, is dedicated to the mastery of crafting and innovating premium undercarriage parts. Our expansive product range, including track rollers, track chains, idlers, top rollers, and sprocket/segment rims, is engineered to accommodate various machines: excavators, bulldozers, agro tractors, skid steers, and crawler loaders. We take pride in supporting nearly every major global brand, offering products that extend from versatile mini-excavators to powerful mining machines.
Our Exhibition
Why Choose Us?
1. We guarantee an unwavering dedication to 100% quality. Whether handling a small, sample order or negotiating terms for bulk purchases, our exceptional flexibility ensures we meet your requirements seamlessly.
2. Our expertise in a wide range of products for excavators and bulldozers ensures we provide precise solutions tailored to the specific demands of your machinery.
3. The assurance of superior quality is fortified by an exhaustive warranty, offering you confidence and peace of mind with each purchase.
4. Enjoy the advantage of our world-class customer service, expertly guiding you through every phase of your purchasing journey.
5. Leverage our competitive pricing strategies that maximize the value of your investment, ensuring you receive the best possible deal.
6. With an extensive inventory readily available, we are strategically poised to meet your immediate and urgent needs with outstanding 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.


