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

Product Details
The Crawler Undercarriage Assembly for Roadheader Tunneling Machines is designed with flexible customization capabilities. Key parameters such as track length, track width, ground contact area, track shoe thickness, overall gauge, and travel drive configuration can be adjusted according to the customer's equipment requirements.
The system supports multiple control solutions, including hydraulic control systems, intelligent electronic control systems, and remote operation configurations, allowing seamless integration with different types of host equipment.
Featuring a modular structural design, the crawler chassis can be installed and integrated efficiently without major modifications to the original machine structure. This improves installation efficiency while ensuring compatibility with different equipment platforms.
Designed for harsh operating environments, the undercarriage provides stable performance in muddy construction sites, underground mining areas, sandy terrain, and uneven ground conditions. With strong traction capability, high carrying capacity, and excellent mobility, it provides a reliable walking solution for construction equipment manufacturers, engineering contractors, and machinery integration companies.
Our Core Strengths
We have a professional R&D and manufacturing team capable of customizing crawler chassis solutions according to different excavation equipment requirements, including load-bearing capacity, hydraulic walking systems, and special-shaped chassis structures.
With years of experience in heavy equipment undercarriage design and manufacturing, we provide stable and practical crawler walking solutions for tunneling machines, drilling equipment, crushing machinery, and other special-purpose tracked equipment.
The production process adopts CNC precision machining technology and a complete quality traceability system to ensure consistent product performance, stable processing accuracy, and reliable batch production capability. This allows us to efficiently support both domestic and international large-volume orders.

Customized Design Support
We provide complete crawler chassis customization solutions based on customer requirements, including equipment dimensions, operating environment, load capacity, track width, and drive configuration.
Through OEM and ODM customization services, we help customers shorten equipment development cycles, improve machine stability, and enhance product competitiveness in the global market.
From initial design consultation and structural optimization to production and delivery, we provide integrated support for customized crawler undercarriage projects.

Durable Steel Structure Configuration
The Crawler Undercarriage Assembly for Roadheader Tunneling Machines is manufactured using reinforced high-strength steel plates with an optimized integrated frame structure. The chassis offers strong resistance against wear, impact, and structural deformation during continuous heavy-duty operation.
The frame design is specially reinforced to withstand the large loads and uneven force distribution commonly experienced by excavation and tunneling equipment. This helps reduce vibration, improve operational stability, and maintain smooth movement under full-load conditions.
The robust steel construction also reduces component fatigue, lowers maintenance frequency, and extends the overall service life of the equipment, helping customers reduce long-term operating costs.

Technical Specifications (Crawler Undercarriage Assembly for Roadheader Matching Solution)
|
Item |
Specification |
|
Applicable Equipment |
Roadheader, tunneling machine, drilling equipment, engineering machinery |
|
Load Capacity |
Customized according to equipment requirements |
|
Track Width |
Customizable |
|
Track Gauge |
Customizable |
|
Ground Clearance |
Adjustable according to working conditions |
|
Track Length |
Customized |
|
Driving System |
Hydraulic drive / customized drive system |
|
Control Mode |
Hydraulic control, electronic control, remote control options |
|
Structure Material |
High-strength reinforced steel |
|
Customization Range |
OEM / ODM customized solutions available |



|
CODE NAME |
TYPE |
A |
B |
C |
D |
E |
F |
G |
APPLICATION |
|
MEFD270A |
E |
3181 |
3975 |
421 |
1058 |
600 |
880 |
1699 |
27T EQUIPMENT INSTALLATION VEHICLE |
|
MEFD270B |
A |
3181 |
3975 |
421 |
868 |
600 |
369 |
1559 |
27T EQUIPMENT INSTALLATION VEHICLE |
|
MEFP300 |
A |
4131 |
4980 |
448 |
922 |
600 |
404 |
704 |
30T Mobile Crushing Station |
|
MEFP350 |
A |
3268 |
3994 |
371.5 |
740.5 |
400 |
261 |
510 |
30T Mobile Crushing Station |
|
MEFP380 |
A |
3793 |
4583 |
400 |
812 |
400 |
309 |
509 |
38t Mobile Crushing Station |
|
MEFD400 |
A |
5163 |
5970 |
415 |
820 |
600 |
370 |
670 |
40T UTILITY VEHICLE |
|
MEFZ430 |
C |
3595 |
4598 |
518 |
1201 |
600 |
400 |
700 |
43T Rotary Drilling Rig |
|
MEFP450 |
A |
3965 |
4754 |
413 |
820 |
500 |
370 |
620 |
45T Mobile Crushing Station |
|
MEFP500 |
A |
3809 |
4625 |
420.5 |
850 |
500 |
390 |
659 |
50T Mobile Crushing Station |
|
MEFP500A |
B |
3365 |
4163 |
400 |
818 |
500 |
459 |
709 |
50T Mobile Crushing Station |
|
MEFP500B |
A |
3365 |
4163 |
400 |
818 |
500 |
459 |
709 |
50T Mobile Crushing Station |
|
MEFP500C |
B |
3450 |
4255 |
400 |
824 |
500 |
418 |
668 |
50T Mobile Crushing Station |
|
MEFZ500A |
B |
3930 |
4935 |
523 |
1130 |
600 |
453 |
753 |
50 Ton Drilling Rig |
|
MEFP560A |
A |
3809 |
4625 |
420.5 |
851 |
500 |
370 |
639 |
56T Mobile Crushing Station |
|
MEFP560C |
B |
3809 |
4638 |
420.5 |
852 |
500 |
423 |
629 |
56T Mobile Crushing Station |
|
MEFP600A |
A |
3999 |
4813 |
420 |
851 |
500 |
370 |
639 |
60T Mobile Crushing Station |
|
MEFP650 |
B |
4187 |
5021 |
422 |
886 |
500 |
404.5 |
674 |
65T Mobile Crushing Station |
|
MEFP700 |
B |
4187 |
5021 |
422 |
886 |
500 |
404.5 |
674 |
70T Mobile Crushing Station |
|
MEFP700A |
A |
4141 |
5000 |
441 |
889 |
500 |
354 |
674 |
70T Mobile Crushing Station |
|
MEFZ700A |
B |
4960 |
5921 |
492 |
1135 |
700 |
500 |
850 |
70 Ton Drilling Rig |
|
MEFP750 |
B |
4141 |
5007 |
446 |
915 |
500 |
404 |
704 |
75T Mobile Crushing Station |
|
MEFZ950 |
C |
5369 |
6448 |
553 |
1421 |
900 |
500 |
950 |
95Ton Rotary Drilling Rig |
|
MEFD1200 |
A |
5611 |
6707 |
555 |
1281 |
900 |
522 |
972 |
120T Feeder machine |
|
MEFD1300 |
A |
6976 |
7957 |
506 |
1206 |
900 |
845 |
1295 |
130T Slope Tractor |
|
MEFP1600 |
A |
4690 |
5785 |
557 |
1291 |
600 |
638 |
958 |
160T Mobile Crushing Station |
|
MEFD1900 |
E |
6749 |
8051 |
662 |
1583 |
900 |
1645 |
1645 |
190 Ton Material Grabbing Machine |
|
Note:1.The above are standard products,which can also be customized and manufactured according to the customrt's demands. |
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View More Technical Parameters
Chassis Components
A flexible track solution that can be adjusted according to different drilling rig requirements. It offers options for various working conditions and machine sizes.

Factory Manufacturing Process
Focusing on high precision and high quality, the company has built a full-process quality inspection and control manufacturing system to realize manageable and traceable production. The production starts with precise digital design. 3D modeling simulation and standardized 2D drawings define tolerance and technical production standards. Blanking and bending adopt high-precision CNC equipment to strictly control basic dimensions and geometric accuracy of workpieces, eliminating burrs and dimensional deviations. Robot welding technology stabilizes weld quality, controls workpiece deformation and ensures structural firmness. Gantry finish machining calibrates datum planes and key hole system accuracy to meet high-end assembly standards. Standard shot blasting and anti-corrosion painting processes are implemented to extend product service life and improve environmental adaptability. In the assembly stage, thread glue coating and standard torque tightening are strictly executed, and component fitting accuracy is carefully checked. After complete machine lubrication and electrical debugging, comprehensive factory final inspection is carried out. Products are packaged and delivered only when all performance and accuracy indicators reach the standards, with delivery quality strictly controlled throughout the process.

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.
Crawler Undercarriage Assembly for Roadheader 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
For metal structural products, we provide professional after-sales surface treatment, structural fastening and anti-corrosion optimization services to adapt to complex working environments.

Exhibition


FAQ
Q: What is the minimum order quantity? Do you have products in stock? What is the delivery time?
A: The minimum order quantity is 1 unit. Single-unit customized production is supported.
For standard products, the delivery time is usually 7–10 working days. For customized models, production normally requires 15–25 working days depending on the technical requirements.
For bulk orders, production schedules can be coordinated according to customer requirements to optimize delivery time.
Q: Can the chassis length and width be customized?
A: Yes. The chassis length, width, track gauge, ground clearance, mounting flange dimensions, and other structural parameters can all be customized according to customer requirements.
After order confirmation, we can provide 2D drawings, 3D models, and installation dimension drawings to assist customers with fast equipment integration.
Q: Does the product support different tonnage chassis customization?
A: Yes. We provide OEM/ODM customization services covering crawler chassis solutions from 3 tons to 200 tons.
The products can be customized for various heavy-duty applications, including exploration drilling rigs, slag removal equipment, rotary drilling machines, excavators, and other special engineering machinery.
Q: Does the product have export certifications such as CE or IEC?
A: The complete equipment system and key components comply with relevant international standards. CE certification documents and export-related documentation, including customs clearance support materials and certificate of origin information, can be provided according to customer requirements.
Q: What is the warranty period?
A: The complete crawler undercarriage system is provided with a one-year warranty.
Common wear parts, including track chains, drive sprockets, guide wheels, and supporting rollers, are maintained with stable supply capability to ensure continuous equipment operation and convenient after-sales service.
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