- 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
Heavy-Duty Machiery Excavator Bulldozer Track Roller Dozer Bottom Roller for Earthmoving Mining
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 proudly offer an expansive and carefully curated selection of bulldozer undercarriage spare parts, ensuring that every single component of your machinery is primed for peak performance. Our collection guarantees exceptional durability and precision, enabling seamless operations even in the most rigorous and challenging environments.
Please note, all manufacturer names and symbols included are strictly for reference purposes only; we do not imply any association or endorsement by these manufacturers. This policy ensures transparent communication and upholds the integrity of our diverse and expansive offerings.







Quanzhou Zhongkai Machinery (zkmparts/zkucparts), founded in 2013 in Quanzhou, China, is committed to the crafting and innovation of supreme quality undercarriage parts. Our extensive product line, featuring track rollers, track chains, idlers, top rollers, and sprocket/segment rims, is expertly designed to accommodate excavators, bulldozers, agro tractors, skid steers, and crawler loaders. We proudly cater to nearly every major global brand, extending our support from compact mini-excavators to towering mining machines, ensuring reliability, excellence, and peak performance in every product.
Our Exhibition
Why Choose Us?
1. We guarantee 100% quality in every transaction. Whether you're placing a modest order or navigating bulk purchase negotiations, we adapt to all requirements with utmost flexibility, ensuring complete satisfaction and maintaining superior product standards.
2. Specializing in an extensive range of products for excavators and bulldozers, we deliver bespoke solutions meticulously tailored to your machinery's precise needs, ensuring optimal performance and prolonged longevity.
3. Our commitment to exceptional quality is reinforced by a robust and reliable warranty. This pledge ensures peace of mind with every purchase, safeguarding your investment through dependable assurance.
4. Experience the benefits of our industry-leading customer service, dedicated to navigating you effortlessly through your purchasing journey and providing expert assistance every step of the way.
5. Take advantage of competitive pricing that maximizes value for your investment goals, carefully balancing affordability with superior quality.
6. With extensive stock readily available, we are prepared to meet your immediate and critical needs with efficiency, ensuring that you never face downtime due to delays.
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.


