- 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
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- Rubber Tracks
- Bolts&Nuts
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- Cutting edges/Blades/End bits
- Hydraulic Cylinders
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- Tools
Construction Machinery Track Roller 131-30-00320 Dozer Undercarriage Lower Bottom Roller 131-30-00321
product detail
Product Description
Construction Machinery Track Roller 131-30-00320 Dozer Undercarriage Lower Bottom Roller 131-30-00321
Koma/tsu Bulldozer D45A-1 DF Track Roller Alternative Part Number:
BERCO KM860 Bottom roller,
ITM B4060000M00 Lower roller,
KOMA/TSU 131-30-00330 Track roller,
KOMA/TSU 131-30-00331 Bottom roller,
KOMA/TSU 131-30-00332 Down roller,
KOMA/TSU 131-30-00350 Dozer roller,
KOMA/TSU 131-30-00352 Track roller,
KOMA/TSU 131-30-56200 Support roller,
KOMA/TSU 140-30-00061 Bottom roller,
KOMA/TSU 140-30-00060 Lower roller
Koma/tsu Bulldozer D45A-1 SF Track Roller Alternative Part Number:
BERCO KM11C Track roller,
BERCO KM859 Bottom roller,
ITM A4060000M00 Lower roller,
ITM A4060000Y00 Track roller,
KOMA/TSU 131-30-00320 Bottom roller,
KOMA/TSU 131-30-00321 Down roller,
KOMA/TSU 131-30-00322 Dozer roller,
KOMA/TSU 131-30-00340 Track roller,
KOMA/TSU 131-30-00342 Support roller,
KOMA/TSU 140-30-00050 Bottom roller,
KOMA/TSU 140-30-00051 Lower roller
ZKM Parts Also Offers Koma/tsu Bulldozer D45A-1 Undercarriage Parts Repair Others Below:
Dozer D45A-1 Track chain Part No.: BERCO KM62/37,ITM E4050000M00037,KOMA/TSU 124-32-00010,KOMA/TSU 124-32-00011,KOMA/TSU 124-32-00012 Track links
Dozer D45A-1 Track shoe Part No.: BERCO KM2413/16,BERCO KM259/16,ITM Z4050101N0400V,KOMA/TSU 130-32-11110,KOMA/TSU 130-32-11113,KOMA/TSU 130-32-E1130 Track plate
Dozer D45A-1 Carrier rollers Part No.: BERCO KM103,BERCO KM103A,BERCO KM103B,ITM C4060100M00,KOMA/TSU 130-30-B0360,KOMA/TSU 131-30-00310,KOMA/TSU 131-30-00311,KOMA/TSU 131-30-00312,KOMA/TSU 131-30-00313,KOMA/TSU 131-30-00314,KOMA/TSU 131-30-00315, KOMA/TSU 141-30-00072, KOMA/TSU 141-30-00073 Top rollers
Dozer D45A-1 Track bolt Part No.: BERCO KM1654,HANOMAG 2909548M,HANOMAG 2909548M1,HANOMAG 397938206,ITM D0708000N15,KOMA/TSU 01675-21657,KOMA/TSU 205-32-51120,KOMA/TSU 205-32-51121,KOMA/TSU 205-32-E8140,SIMIT 45482377,VPI V205-32-51120
| 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 proud to present an extensive selection of bulldozer undercarriage spare parts, meticulously crafted to guarantee that every essential component of your machinery operates with utmost efficiency and peak performance.
Please be aware that all manufacturer names and symbols are utilized solely for reference purposes, and we do not imply any affiliation or endorsement by these manufacturers.






Quanzhou Zhongkai Machinery (zkmparts/zkucparts), established in 2013 in the vibrant city of Quanzhou, China, is committed to the art of crafting and innovating high-caliber undercarriage parts. Our diverse product line, including track rollers, track chains, idlers, top rollers, and sprocket/segment rims, is designed to fit a variety of machines: excavators, bulldozers, agro tractors, skid steers, and crawler loaders. We are honored to support nearly every leading global brand, offering products that span from compact mini-excavators to formidable mining machines.
Our Exhibition
Why Choose Us?
1. We ensure an unwavering commitment to 100% quality. Whether processing a small, sample order or discussing terms for bulk purchases, we exhibit unparalleled flexibility to meet your needs.
2. Our specialization in a broad spectrum of products for excavators and bulldozers means we deliver precise solutions tailored to your machinery's specific requirements.
3. The assurance of superior quality is backed by a comprehensive warranty, providing you with confidence and peace of mind with every acquisition.
4. Experience the advantage of our top-tier customer service, which expertly guides you through each step of your purchasing journey.
5. Benefit from our competitive pricing strategies that maximize the value of your investment.
6. With a vast inventory readily at hand, we are strategically positioned to fulfill your immediate and urgent requirements with remarkable efficiency.
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.


