Murphy Construction Machinery (Shandong) Co., Ltd. is one of the leading manufacturers and suppliers of steel track undercarriage in China. If you're going to buy the newest steel track undercarriage, welcome to get pricelist from our factory. All customized products are with high quality and low price.

Product Details
Our steel track undercarriage offers extensive customisation options. Clients can adjust core parameters such as overall track length, ground‑contact width, track‑plate thickness, track gauge and drive types. We also retrofit hydraulic control units, integrated electronic control systems and remote‑control modules upon request. Thanks to the modular layout, our undercarriage can be fitted quickly without altering the main machine's original framework.
It delivers steady operation across muddy building yards, underground tunnels, sandy ground and sloped farmlands. Generous traction force, high load‑bearing capability and outstanding off‑road performance make our undercarriage a preferred travelling component for machinery manufacturers, equipment integrators and engineering trade partners globally.
Our Core Strengths
We run our in‑house R&D team. Our engineers set custom load‑bearing values, hydraulic travelling assemblies and special‑size chassis frames tailored exclusively for tunnelling‑machine working conditions, which outperforms generic undercarriage products. With years‑long experience manufacturing heavy‑duty tracked bases, we supply well‑proven travelling solutions for construction equipment, drilling platforms, crushing plants and special tracked vehicles.
Every part goes through full‑process CNC precision machining paired with traceable quality‑inspection procedures. Mass‑produced units maintain consistent accuracy. We handle large‑volume export orders from domestic and overseas clients with well‑controlled lead‑time arrangements.

Customized Design Supporting Scheme
Based on the customer's overall appearance, operating environment, rated tonnage, track width, and driving mode, design a customized Steel Track Undercarriage solution one-on-one. We can undertake OEM and ODM OEM services to help our cooperative customers shorten the R&D cycle of the entire machine, improve its operational stability and market competitiveness.

Durable Steel Structure Configuration
The whole undercarriage frame is forged from thickened high‑strength structural steel plates. It features strong wear‑resistance, impact resistance and anti‑deformation performance to handle long‑hour continuous heavy‑load tasks. We optimise frame structures against eccentric loads and heavy‑pressure conditions common for tunnelling gear. The chassis runs with reduced vibration and smoother performance under full‑load status. The robust steel framework lowers component‑replacement frequency, cuts long‑term maintenance costs and extends overall machine service life.

Technical Specifications (Complete Assembly And Matching Plan For Steel Track Undercarriage)


| CODE NAME | TYPE | A | B | C | D | E | F | G | APPLICATION |
| MEFH55 | A | 1683 | 2133 | 608.5 | 885 | 400 | 557 | 757 | 5.5Ton Skid Steer Loader |
| MEFZ70 | A | 1792 | 2345 | 301 | 597 | 300 | 228 | 378 | 7Ton Tunneling Machine |
| MEFD90A | A | 2269 | 2806 | 288 | 582 | 400 | 235 | 435 | 9Ton Pipe Laying Machine |
| MEFD100 | E | 3473 | 4023 | 295 | 670 | 300 | 475 | 475 | 10Ton Underground Mobile Equipment |
| MEFZ100 | A | 2190 | 2754 | 292 | 601 | 300 | 227 | 387 | 10Ton Drilling Rig |
| MEFZ110 | D | 2095 | 2705 | 309.5 | 652 | 400 | 360 | 560 | 11Ton Drilling Rig |
| MEFZ120 | B | 2115 | 2626 | 262 | 527 | 300 | 233 | 395 | 12Ton Drilling Rig |
| MEFZ140 | D | 2513 | 3125 | 301.5 | 686 | 400 | 505 | 656 | 14Ton Drilling Rig |
| MEFZ150 | D | 2653 | 3384 | 380.5 | 839 | 400 | 543 | 725 | 15Ton Drilling Rig |
| MEFP150 | A | 3432 | 4061 | 327 | 649 | 300 | 277 | 471 | 15Ton Material Conveyor |
| MEFZ180 | A | 3968 | 4733 | 393.5 | 800 | 500 | 347 | 599 | 18Ton Drilling Rig |
| MEFY200 | A | 3751 | 4540 | 419 | 844 | 500 | 397 | 647 | 20Ton Dam Transport Machine |
| MEFP250 | A | 3311 | 4030 | 332.5 | 738 | 400 | 262 | 462 | 25Ton Mobile Crushing Station |
View More Technical Parameters
Chassis Components
A smaller and more flexible track design made for limited working areas. It allows the drilling rig to move easily while maintaining good stability.

Production Workshop
Components are laser‑cut and CNC bent for tight dimensional tolerance and neat shaping. Automated robotic welding delivers firm, uniform welds with limited thermal deformation and consistent welding outcomes overall. Gantry machining centres finish mounting surfaces and critical holes to secure reliable assembly precision.
Work‑pieces go through shot‑blasting to remove oxide layers before automated spray‑painting and drying procedures, delivering reliable anti‑corrosion performance. Final assembly follows standard operating steps. We apply thread locker on bolts and fasten them following specified torque values to prevent loosening during long‑term running and ensure stable equipment operation.

Factory Scene



Established in 2022, Moerfei Engineering Machinery (Shandong) Co., Ltd. is a leading construction machinery manufacturer in China, integrating research and development, production, sales, and service. With 10 years of experience, it is renowned for its technical strength, quality system, and global service. Its headquarters is located in Jining City, Shandong Province, China.
Steel Track Undercarriage Loading & Shipment
Our heavy-duty tracked chassis are fully manufactured and carefully loaded for delivery.
All products undergo strict quality inspection before shipment, securely wrapped to avoid damage during transit.
Custom steel tracked undercarriages are widely applied to drilling rigs, engineering machinery and special off-road equipment.
We support customized dimensions, load capacity and drive solutions, arranging timely delivery for global clients.

The Customer's Evaluation Of Us
We provide full lifecycle after-sales support for all customized metal products, covering installation guidance, operational debugging, technical consultation and long-term maintenance to eliminate customers' usage worries.

Exhibition


FAQ
Q: What is your MOQ? Do you have products in stock? What are your delivery lead times?
A: Our minimum order quantity is 1 unit, with single-unit customisation available for individual demands. Standard in-stock products can be delivered within 7–10 working days, while non-standard custom chassis take 15–25 working days for production. For bulk orders, we can adjust the production schedule upon negotiation to shorten the overall delivery cycle.
Q: Can the overall chassis length and width be customised to specific requirements?
A: All core dimensions, including chassis length and width, track gauge, ground clearance and mounting flange specifications, support full non-standard customisation. After order confirmation, we provide free 2D drawings, 3D models and assembly dimension drawings to help customers complete equipment installation and docking efficiently.
Q: Do you offer steel track chassis customisation for different tonnages?
A: We provide full-range OEM/ODM customisation services for 3 to 200-ton chassis. Our custom steel track chassis are widely compatible with various heavy-duty equipment, including exploration drilling rigs, mucking machines, rotary drilling rigs and mini excavators.
Q: Does your product have export certifications like CE or IEC?
A: Our complete chassis and core components are CE certified. We provide full sets of customs declaration, clearance and certificate of origin documents, enabling overseas customers to complete customs clearance efficiently and save clearance time and costs.
Q: What is the product warranty period?
A: We offer a 1-year unified warranty for the entire chassis. Common wearing parts including track chains, drive wheels, idlers and track rollers are always in sufficient stock, ensuring stable and continuous supply for after-sales replacement and maintenance.
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