- 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
Track Roller Bulldozer Undercarriage Parts for R350 R350LC R360LC R450LC H40g H40HD 950c Pr740LC Pr472 Pr471 Lower Roller Bottom Roller
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 thrilled to present our extensive selection of bulldozer undercarriage spare parts, each piece meticulously crafted to ensure your machinery operates with unmatched efficiency and peak performance.
Please be informed that all manufacturer names and symbols are employed solely for reference purposes, implying no affiliation or endorsement from the respective manufacturers.







Since our inception in 2013, Quanzhou Zhongkai Machinery (zkmparts/zkucparts) has been at the forefront of excellence in manufacturing innovative undercarriage parts. Based in the vibrant city of Quanzhou, China, we specialize in a comprehensive range of products including track rollers, track chains, idlers, top rollers, and sprocket/segment rims. Our products cater to a vast array of machinery-from excavators and bulldozers to agricultural tractors, skid steers, and crawler loaders. We proudly support almost every leading global brand, offering solutions for machinery ranging from compact mini-excavators to mighty mining machines.
Our Exhibition
Why Choose Us?
1. We uphold an unwavering dedication to 100% quality assurance. From processing small sample orders to negotiating bulk purchases, our flexibility is unrivaled in meeting your specific needs.
2. Our extensive expertise spans a wide range of products for excavators and bulldozers, ensuring precise solutions tailored to your machinery's exact specifications.
3. Enjoy complete peace of mind with our guarantee of superior quality, complemented by a comprehensive warranty with each purchase.
4. Experience unparalleled customer service as we expertly guide you through every stage of your purchasing journey.
5. Benefit from our competitive pricing strategies, designed to maximize the value of your investment.
6. With a vast and ready inventory, we are strategically equipped to meet your immediate and urgent requirements 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.


