- 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
for 16y-40-10000 Sf/Df Track Roller Assembly Bottom Roller Bulldozer 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 thrilled to unveil an expansive collection of bulldozer undercarriage spare parts, meticulously designed and crafted to ensure your machinery operates at the pinnacle of efficiency and excellence. Each component is engineered to deliver outstanding performance, reinforcing the durability and reliability of your equipment.
Please note that any manufacturer names and symbols mentioned are for reference only. We do not imply any direct association or official endorsement by these manufacturers.







Quanzhou Zhongkai Machinery (zkmparts/zkucparts), proudly rooted in the bustling city of Quanzhou, China since 2013, is dedicated to the precision crafting and innovative design of premium undercarriage parts. Our extensive product lineup-featuring track rollers, track chains, idlers, top rollers, and sprocket/segment rims-accommodates a wide array of machinery, including excavators, bulldozers, agro tractors, skid steers, and crawler loaders. We take pride in supplying parts for nearly all leading global brands, from nimble mini-excavators to robust mining machines, ensuring superior quality and performance.
Our Exhibition
Why Choose Us?
1. We are committed to delivering 100% quality assurance. Whether it is a small sample order or a bulk purchase, we demonstrate unmatched flexibility to cater to your specific needs and requirements.
2. With our vast expertise in a wide range of products for both excavators and bulldozers, we provide precise, customized solutions that meet the unique demands of your machinery with accuracy.
3. Our unwavering commitment to superior quality is supported by a comprehensive warranty, offering you the assurance and peace of mind that every purchase is a sound investment.
4. Experience the benefit of our exceptional customer service, which expertly assists you throughout every stage of your purchasing process.
5. Gain from our competitive pricing, which maximizes the value and return on your investment, ensuring cost-effectiveness without compromising on quality.
6. Our extensive inventory is readily available, allowing us to swiftly meet your immediate and urgent needs with remarkable efficiency and reliability.
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.


