- 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 D4d D4c Durable Undercarriage Parts Track Chain Track Link Assy Group for Construction and Mining Tasks
product detail
Product Description

| Material | 40mn2, 35mnb |
| Part No. | CR4638/44/22;9W3318;8E7696 |
| Finish | Smooth |
| Colors | Black, yellow, or customized |
| Technology | Forging |
| Surface Hardness | HRC55-60, deepth: 8mm-12mm |
| Warranty time | 12 Months |
| Delivery Time | 25-30 days |

Immerse yourself in the epitome of engineering excellence with our superior collection of bulldozer undercarriage spare parts. Meticulously crafted to deliver unmatched sophistication and robustness, our parts ensure that your heavy machinery operates at peak efficiency, thereby boosting your project's effectiveness and reliability to new heights.
Important Notice: We want to emphasize that all manufacturer names and symbols are utilized solely for identificational purposes. This declaration does not imply any form of affiliation or authenticity with the manufacturers mentioned, reflecting our steadfast commitment to maintaining transparency.

Established in 2013 in Quanzhou, China, Quanzhou Zhongkai Machinery (zkmparts/zkucparts) stands at the forefront of the industry, masterfully crafting premium undercarriage components. Our expansive product range includes track rollers, track chains, idlers, top rollers, and sprockets/segment rims, designed to accommodate a wide spectrum of machinery. From nimble mini excavators to colossal mining machines, our components have you covered, supporting nearly every major global brand with precision and reliability.



Why Choose Us?
1. Embrace the assurance of our steadfast 100% quality guarantee. We accommodate small and sample orders, offering flexible pricing strategies for bulk purchases to align seamlessly with your financial objectives and strategies.
2. Leverage our profound expertise in excavators and bulldozers, backed by a comprehensive inventory that is thoughtfully curated to meet a diverse range of requirements with ease.
3. Our unyielding commitment to producing premium-quality products is reinforced by a comprehensive warranty, granting you unparalleled peace of mind and assurance.
4. Relish our exceptional customer service, which provides expert guidance and unwavering support throughout every stage of your purchasing journey.
5. Enjoy the advantage of our highly competitive pricing, offering exceptional value that simplifies the achievement of your purchasing goals.
6. Our vast inventory ensures swift and effective solutions to fulfill your immediate needs, guaranteeing smooth and uninterrupted operations.
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 themselves. Or measure the parts give us dimensions or drawings.
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.




