- 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
550-0278 Cr1652/2, 1p9102 D7e Bottom Roller, Track Roller for 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 proudly unveil an impressive array of bulldozer undercarriage spare parts, meticulously engineered to ensure each vital component of your machinery runs with supreme efficiency and optimal performance, delivering unmatched reliability and durability in every challenging environment.
Please note that all manufacturer names and symbols are used exclusively for reference purposes, with no implication of affiliation or endorsement from these manufacturers.







Quanzhou Zhongkai Machinery (zkmparts/zkucparts), established in 2013 in the dynamic city of Quanzhou, China, is devoted to the art of crafting and innovating premium undercarriage parts. Our extensive product range, including track rollers, track chains, idlers, top rollers, and sprocket/segment rims, is designed to accommodate a wide array of machinery: excavators, bulldozers, agricultural tractors, skid steers, and crawler loaders. We take pride in supporting nearly every leading global brand, offering products that range from robust mini-excavators to formidable mining machines, ensuring compatibility and excellence for every need.
Our Exhibition
Why Choose Us?
1. We adhere to an unwavering commitment to 100% quality. Whether processing a small sample order or negotiating terms for bulk purchases, we offer unparalleled flexibility to meet your needs, assuring excellence and satisfaction with every transaction.
2. Our expertise covers a broad spectrum of products for excavators and bulldozers, ensuring we provide precise solutions tailored to your machinery's specific requirements, enhancing performance and longevity.
3. Enjoy peace of mind with our assurance of superior quality, backed by a comprehensive warranty with every acquisition, guaranteeing satisfaction and trust.
4. Experience our top-tier customer service, expertly guiding you through each step of your purchasing journey, ensuring a seamless and gratifying experience.
5. Take advantage of our competitive pricing strategies, maximizing the value of your investment, while delivering top-notch products.
6. With a vast inventory ready at hand, we are strategically positioned to fulfill your immediate and urgent requirements with remarkable efficiency, ensuring rapid response and delivery.
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.


