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Durable Bottom Roller 1113000270 for D31A 15 Bulldozer Machinery Spare Parts Km388
product detail
Product Description
ZKM Manufacturer Dozer KOMATSU D31A 15 Aftermarket Undercarriage Oem Parts:
D31A 15 Track Roller P/N: KM388; A4031000M00; 111-30-00130; 111-30-00140; 111-30-00270; 111-30-00271; 111-30-00272; 111-30-00273 ; 111-30-00274; 113-30-00130; 203-30-00020; VKM388V
D31A 15 Carrier Roller P/N: KM574; C40311B0M00; 111-30-00260
D31A 15 Idler P/N: KM840; P4031400M00; 113-30-00101; 113-30-00102; VKM840V
D31A 15 Segment P/N: KM391; KM391A; CR5049A; Q4031000M01; 111-98-00010; 111-98-00011; 111-98-22210; 113-98-22210; VKM391V
D31A 15 Track Chain P/N: KM1098/34; E40310A0M00034; 111-32-00010; 111-32-00011; 111-32-00012; 112-32-00010; 112-32-00011;112-32-00012; 112-32-00013; 112-32-00014; 112-32-00015; 112-32-00017
D31A 15 Track Shoe P/N: KM1088/350; KM402/350; Z40311B0N0350V; 110-32-11292
D31A 15 Track Bolt P/N: OK20; 372938395; 4262586; D0705000N15; AT134381; 110-32-11411;112-32-11210; 112-32-11211;203-32-21210; 203-32-E8110; 203-32-K1110; 9TB00408/01; 9TB0408/1; TB00408/01; TB0408/1; 571158; 44238
D31A 15 Track Nut P/N: OK21A; 4262587; D40310A0N16; AT134382; 01803-01420; 01803-E8120; 9TB00408/02; 9TB0408/2; TB00408/02
D31A 15 Track Group P/N: 15 15008-18534
| 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 thrilled to present an exceptional selection of bulldozer undercarriage spare parts, each crafted with meticulous precision. Our components are engineered to elevate the performance and efficiency of your machinery, ensuring seamless operation for all your earthmoving needs.
For transparency, please be aware that all manufacturer names and symbols are utilized solely for reference. Their use does not imply any association or endorsement from the manufacturers mentioned.







Quanzhou Zhongkai Machinery (zkmparts/zkucparts), founded in 2013 in the bustling city of Quanzhou, China, is dedicated to the innovation and craftsmanship of top-tier undercarriage parts. Our extensive collection, featuring track rollers, track chains, idlers, top rollers, and sprocket/segment rims, serves a diverse range of machinery including excavators, bulldozers, agricultural tractors, skid steers, and crawler loaders. We proudly support nearly all leading global brands, supplying parts that cater to everything from compact mini-excavators to robust mining machines.
Our Exhibition
Why Choose Us?
1. We are steadfast in our commitment to deliver 100% quality. Whether you require a small sample order or are looking to finalize bulk purchases, our unparalleled flexibility is designed to meet all your needs.
2. Our extensive expertise spans a wide array of products for both excavators and bulldozers, ensuring we deliver precise, tailored solutions that meet the exact specifications of your machinery.
3. With our assurance of superior quality, every purchase comes with a comprehensive warranty, providing you with complete peace of mind.
4. Benefit from our exceptional customer service, guiding you seamlessly through each stage of your purchasing journey.
5. Capitalize on our competitive pricing strategies to maximize the value of your investment, ensuring you get the best return.
6. Our expansive inventory is strategically maintained to meet your urgent needs with impressive efficiency, ensuring you receive what you need, when you need it.
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.


