High Strength 12.9Class Grade Dozer Excavator CR1269D 2M5657 9M7445 Track Chain Shoe Bolt Nut D9D D9G D9H EC650
Material |
40Cr/35CrMo/42CrMo/45 |
Part No. |
CR1269D;2M5657;9M7445;D01090B0N15;4091210;11700718-7;V9M7445 |
Finish |
Smooth |
Colors |
Black or yellow & Customized |
Technique |
Forging |
Grade |
12.9 |
Quality |
High Quality |
Certification |
ISO9001 |
Packing |
Standard exported wooden crate or pallet |

Quanzhou Zhongkai Machinery Co., Ltd., widely recognized under the brand names ZKMPARTS and ZKUCPARTS, was proudly established in Quanzhou, China, in 2013. Our company stands at the forefront of innovation and quality, specializing in the production and design of premium undercarriage parts. Our extensive product range includes track rollers, track chains, idlers, top rollers, and sprocket/segment rims, tailored for an eclectic array of machinery such as excavators, bulldozers, agricultural tractors, skid steers, and crawler loaders. Our robust and diverse offerings cover nearly all major global brands, from mini excavators to the largest mining machines. We proudly support renowned names like Caterpillar, Komatsu, Kobelco, Hitachi, Fiat-Hitachi, Sany, Daewoo, Shantui, Doosan, XCMG, Liebherr, JCB, Volvo, John Deere, Hyundai, Bobcat, Yanmar, Kubota, Case, among many others. At Quanzhou Zhongkai Machinery, we are committed to delivering unmatched quality and reliability for your heavy machinery needs.


FAQ
1.Are you a factory or a trade?
We are factory and trade integration business, our factory located on Quanzhou City,Fujian Province.
2.How about the payment terms and the terms of delivery?
(1) Payment terms: 30% T/T in advance, and the blance T/T before delivery.
(2) Terms of Delivery: Generally,LCL container (less than a container load),we offer with CIF or EXW;LCL container (less than a container load) we offer with FOB or CIF.
Delivery term can be negotiable.
3.How about the delivery time?
FOB Xiamen or other ports 25-30days after receiving your advance payment, and the actual delivery time depends on the items and quantity of your orders.
If it is in stock the delivery time only takes 0-7 days.
4.How can I be sure the part will fit my excavator?What about quality control?
(1) You can provide us correct model number/machine serial number/ any numbers on the
parts itself.Or measure the parts give us dimension or drawing.
(2) We have excellent tester, check every piece to ensure the quality is good,and strict control
to ensure product safety into container.
5.How about the products quality?
We have three types quality for your reference.
(1) Economic type quality,6 months guarantee time,suits in construction area,for 20tons and less 20tons machines,such as PC 100,PC 200.
(2) Standard type quality, 12 months guarantee time,suits in construction area,for mini excavators,20tons and less 20tons machines,such as ViO 30,PC 100,PC200.
(3) Heavy duty type quality,12 months guadantee time,suits in any heavy duty applications like mining,quarry,forestry,etc,for more than 30 tons machines,such as ZAX 330,PC 650,PC1250,D10T.