- 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
Kom Dozer Roller D40 D41 D50 D60 Sf/Df Track Roller Bulldozer Undercarriage Parts for Heavy Use
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 |

Unveiling an extraordinary selection of bulldozer undercarriage spare parts, each piece meticulously engineered to ensure your machinery operates with remarkable efficiency and peak performance. Trust in our precision to keep your equipment running flawlessly.
Kindly note that all manufacturer names and symbols referenced are for identification purposes only. We assert no connection or endorsement from these manufacturers.







Established in 2013 in the dynamic city of Quanzhou, China, Quanzhou Zhongkai Machinery (zkmparts/zkucparts) is a master craftsman and innovator of top-tier undercarriage parts. Our extensive range, covering track rollers, track chains, idlers, top rollers, and sprocket/segment rims, caters to a wide spectrum of machinery, including excavators, bulldozers, agro tractors, skid steers, and crawler loaders. Proudly supporting nearly every major global brand, we provide products for everything from nimble mini-excavators to colossal mining machines.
Our Exhibition
Why Choose Us?
1. We uphold an unwavering dedication to 100% quality. From small sample orders to large-scale purchases, we provide unmatched flexibility to address your unique needs.
2. Our expertise in a vast array of products for excavators and bulldozers ensures that we deliver precisely tailored solutions to meet the specific requirements of your machinery.
3. Guaranteed superior quality is reinforced by a comprehensive warranty, offering you peace of mind with each acquisition.
4. Enjoy our unparalleled customer service, which adeptly supports you through every phase of your purchasing experience.
5. Reap the benefits of our competitive pricing strategies, maximizing the value of your investment.
6. With an extensive inventory readily available, we are strategically equipped to satisfy your immediate and urgent demands 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.


