- 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
Factory Supply Cr4528 Track Roller Fits D8n Crawler 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 |

D8N/D8R Carrier Roller P/N: CR5053; 8E0400; C01081N0M00; ZZYR0027; VCR5053V
D8N/D8R Idler 1 P/N: CR4155; CR4530; 111-1730; 2Y7339; 5Y0742; 6Y0557; 7T2050; 7T9461; 9P0209; 9W9989; P01080N4M00; VCR4530V
D8N/D8R Idler 2 P/N: CR4531; 111-1729; 6Y0554; 7T3723; 9W9987; P01080N5M00; VCR4531V
D8N/D8R Segment P/N: CR4477; CR4539; CR5049A; 114-6413; 162-9534; 173-0947; 173-0948; 314-5462; 6T3197; 6Y2354; 7T9773; S01082K1M05
D8N/D8R Segment Group P/N: CR5050; 158-2981; 6Y3928; S01084K1M00; ZZYS0013
D8N/D8R Track Chain P/N: CR4525/44; CR5873/44; LH1091/44; LH1427/44; 272-6009; 6Y1136; 8E4518; 9W3317; G01080R0M00044; G01080R0Y00044; G01080S0Y00044, ZZYU0021, 5801841, 5802214, VCR4525/44V
D8N Track Shoe P/N: CR4054/22; 7T2750; 9P2657; Z01081N2N0559V; VCR4054/22V
D8N/D8R Track Bolt P/N: CR4135; CR4641; 6V1723; 7T2748; 57031460; D01080N0N15; V6V1723
D8N/D8R Track Nut P/N: CR4136; 7G6442; D01080N0N17; 7412994; V7G6442
Behold our stunning collection of bulldozer undercarriage spare parts, each meticulously crafted to ensure your machinery operates at peak efficiency and performance. Our engineering prowess guarantees the longevity and reliability of every crucial component.
Important Notice: All manufacturer names and symbols present are strictly for reference purposes. We maintain transparency in stating that no relationships or endorsements from these manufacturers are implied or claimed.





Quanzhou Zhongkai Machinery (zkmparts/zkucparts), founded in 2013 in the vibrant city of Quanzhou, China, is a beacon of excellence in manufacturing and innovating high-caliber undercarriage parts. Our extensive catalogue boasts track rollers, track chains, idlers, top rollers, and sprocket/segment rims, catering to a diverse array of machinery, including excavators, bulldozers, agricultural tractors, skid steers, and crawler loaders. We proudly support nearly every major global brand, offering products that serve everything from compact mini-excavators to the mightiest mining machines.
Our Prestigious Exhibition
Compelling Reasons to Choose Us
1. Our steadfast dedication to 100% quality is unmatched. Be it a small sample order or a large-scale purchase, we offer extraordinary flexibility to suit your specific needs.
2. Our vast expertise spans a comprehensive range of products for excavators and bulldozers, ensuring tailored solutions that precisely fit your machinery's unique requirements.
3. Rest easy knowing that each purchase is backed by our promise of exceptional quality and a comprehensive warranty, ensuring long-term satisfaction.
4. Experience unparalleled customer service; our expert team is committed to guiding you seamlessly through every phase of your purchasing experience.
5. Maximize your investment with our strategically competitive pricing, designed to offer you the best possible value.
6. With an extensive inventory at our disposal, we are ideally positioned to meet your immediate and urgent demands with unmatched efficiency and speed.
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.


