- 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-Performance Bulldozer Track Roller Bottom Roller Dozer Made with 40mn2 Excavator
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 |

Discover the epitome of efficiency and unwavering reliability with our superior bulldozer undercarriage spare parts. Expertly designed to significantly enhance the machinery's performance, each component serves as a masterpiece of precision engineering, ensuring peak functionality and effortless operation.
Kindly note that any manufacturer names and symbols mentioned are solely for reference and identification purposes. We do not imply any official licensing or endorsement by these manufacturers.







Nestled in the bustling city of Quanzhou, China, Quanzhou Zhongkai Machinery Co., Ltd. has been at the forefront of superior undercarriage component innovation since 2013. Our extensive product range includes track rollers, track chains, idlers, top rollers, and sprocket/segment rims, serving a variety of machinery such as excavators, bulldozers, agro tractors, skid steers, and crawler loaders. Our esteemed components are trusted by nearly every major global brand, displaying unmatched reliability from nimble mini-excavators to massive mining machines.
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Why Choose Us?
1. We assure absolute 100% quality assurance. Whether you're placing a small order, requiring a sample, or discussing a large-scale purchase, we manage each request with unmatched flexibility and precision.
2. With expertise in a comprehensive array of products for excavators and bulldozers, our solutions are meticulously crafted to meet the distinctive demands of your machinery.
3. Our commitment to exceptional quality is backed by a solid warranty, providing you with unmatched assurance and peace of mind with every purchase.
4. Experience our outstanding customer service, expertly guiding you through every step of your purchasing journey.
5. Take advantage of our competitive pricing model, designed to maximize the return on your investment goals.
6. With an ample inventory ready at hand, we're equipped to promptly meet your urgent and critical needs with unparalleled 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.


