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

Product Details
The Heavy Duty Drill Rig Undercarriage serves as the main supporting and traveling structure of drilling equipment. It is specially designed for demanding applications that require strong load capacity, excellent vibration resistance, torsional strength, and reliable mobility across difficult terrains.
According to different drilling rig models and working conditions, key parameters such as track length, ground contact width, track plate thickness, track gauge, and travel drive configuration can be customized. This allows the undercarriage to match a wide range of drilling machines, from compact units to medium and large-scale heavy-duty equipment.
The system is designed to work with modern control technologies, including hydraulic travel systems, electronic control platforms, and remote-control solutions. It can also support the upgrading of intelligent drilling equipment by providing a stable and adaptable mobile foundation.
With a modular structural design, the undercarriage can be installed quickly without major modifications to the original drilling rig body. This improves compatibility, reduces installation time, and makes equipment integration more convenient.
During field operations, the chassis is capable of maintaining stable performance in challenging environments such as mountain slopes, muddy construction areas, and soft mining sites. The optimized track structure provides strong traction and balanced weight distribution, helping the drilling equipment operate smoothly during long-term and continuous construction work.
Product Advantages
Every major wearing component is manufactured with durable materials and optimized processing technology. This reduces replacement frequency and lowers maintenance costs over the equipment lifecycle.

Customized Design Solutions
Each application has unique and specific requirements. We can provide customized track chassis assembly solutions based on your device size, operating conditions, load capacity, track width, and drive system. Simultaneously providing OEM and ODM services to help customers shorten development cycles and improve equipment performance.

Durable Steel Structure Configuration
The Heavy Duty Drill Rig Undercarriage is made of thickened high-strength alloy steel plate forged and formed, which has excellent wear resistance, impact resistance, and deformation resistance. It can withstand the high-frequency operation torque and continuous heavy load pressure of the drilling rig for a long time. In response to the common problems of unbalanced load and equipment shaking in drilling operations, the mechanical layout of the chassis frame is optimized to effectively buffer the vibration of the operation, avoid the deviation of the machine body, and greatly improve the drilling accuracy and overall stability. The high-strength integrated structure can effectively reduce accessory wear and tear, minimize downtime due to malfunctions, lower on-site operation and maintenance costs, and significantly extend the overall service life of the drilling rig.

Technical Specifications (Complete Assembly and Matching Plan for Heavy Duty Drill Rig Undercarriage)
X-shaped crossbeam overall chassis




| CODE NAME | A | B | C | D | E | F | G | H | I | J | K | APPLICATION |
| *MEFW25 | 1540 | 2030 | 250 | 520 | 535 | 578 | 230 | 300 | 1165 | 1250 | 1550 | 2.5Ton excavator |
| *MEFW35 | 1635 | 2110 | 260 | 525 | 540 | 585 | 245 | 300 | 1340 | 1440 | 1740 | 3.5Ton excavator |
| *MEFW60 | 2060 | 2575 | 275 | 595 | 635 | 705 | 370 | 400 | 1560 | 1600 | 2000 | 6Ton excavator |
| *MEFW70 | 2197 | 2823 | 327 | 694 | 723 | 776 | 390 | 450 | 1318 | 1800 | 2250 | 7Ton excavator |
| MEFW100 | 2414 | 3065 | 340 | 690 | 754 | 804 | 440 | 450 | 1404 | 1450 | 2350 | 10Ton excavator |
| MEFW120 | 2743 | 3475 | 380 | 766 | 817.5 | 870.5 | 443.5 | 500 | 1273 | 1900 | 2400 | 12Ton excavator |
| MEFW200 | 3360 | 4160 | 410 | 940 | 993 | 1075 | 475 | 600 | 2180 | 2200 | 2800 | 20Ton excavator |
| MEFW300 | 4030 | 4940 | 464 | 1068 | 1090 | 1230 | 525 | 600 | 2560 | 2600 | 3200 | 30Ton excavator |
| MEFW360 | 4080 | 5045 | 475 | 1173 | 1205 | 1352 | 562 | 600 | 2480 | 2600 | 3200 | 36Ton excavator |
| MEFW500 | 4410 | 5460 | 540 | 1195 | 1215 | 1385 | 585 | 600 | 2520 | 2760 | 3360 | 50Ton excavator |
| MEFD150 | 2565 | 3208 | 341.5 | 714.5 | 855.5 | 855.5 | 355.5 | 450 | 1250 | 1810 | 2260 | 15Ton Vertical Pole Machine |
| MEFD150A | 2333 | 3062 | 364.5 | 793 | 858 | 838 | 358 | 400 | 975 | 1435 | 1835 | 15Ton Pillow Changing Machine |
| MEFF220 | 3640 | 4480 | 448 | 1036 | 1133 | 1222 | 660 | 700 | 2055 | 2795 | 3495 | 22Ton Wood Grabbing Machine |
| MEFD500 | 4470 | 5479 | 521.5 | 1181 | 1194 | 1324 | 574 | 800 | 1780 | 2740 | 3540 | 60Ton Pile Driver |
| MEFZ500 | 4871 | 5801 | 472 | 1136 | 1302 | 1287 | 534 | 600 | 2990 | 4000 | 4642 | 50Ton Material Loading And Unloading Machine |
| MEFD1000A | 4010 | 5150 | 552 | 1264 | 1213 | 1358 | 588 | 900 | 2760 | 3660 | 4614 | 100Ton Fabric Machine |
| Note:1. The above are standard products that can be customized for design and manufacturing according to user needs; 2. "*" represents the overall chassis of rubber tracks; 3. Some products can be optionally equipped with rubber blocks. |
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View More Technical Parameters
Chassis Components
Custom track patterns can be developed according to specific machine models and working conditions. Different tread designs allow users to choose the right balance between grip, durability, and mobility.

Production Line Process
We deliver high-precision metal products through a full standardized manufacturing workflow, covering digital design, laser cutting, CNC bending, robotic welding, gantry machining, surface treatment, precision assembly and strict final inspection. Every process is strictly controlled to ensure stable quality and reliable delivery.

Core Advantages of the Factory



The factory has established a special research and development team, specializing in the research and development of heavy-duty crawler chassis for drilling rigs. It is suitable for segmented scenarios such as geotechnical drilling, mining drilling, and field pile foundation construction, and accurately matches bearing parameters and hydraulic walking systems. Its adaptability to heavy-duty conditions is better than that of commonly used chassis in the market. Having been deeply involved in the field of heavy industry support for many years, we can provide systematic walking solutions for various drilling equipment. The entire line adopts CNC precision machining and is equipped with a traceable quality control system throughout the entire process. The accuracy of batch products is unified and the performance is stable, and it can undertake large quantities of foreign trade orders at home and abroad.
Heavy Duty Drill Rig 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 free professional operation and maintenance technical training for customers, helping your team master product installation, daily maintenance and fault handling skills to improve operational efficiency.

Exhibition


FAQ
Q: Can tonnage be customized?
A: Sure, 3-200 tons can be customized as needed, with regular models available for immediate delivery from stock. Non standard customization takes 10-25 days, and for large orders, the delivery cycle can be negotiated to be shortened.
Q: Can the chassis width and total length be resized as needed?
A: The length and width of the equipment, track gauge, ground clearance, and installation flange can all be customized non-standard. After signing the contract, free two-dimensional, three-dimensional, and assembly drawings will be provided to facilitate customers' quick installation and docking.
Q: Do you have CE and customs clearance documents? Can delivery be made to designated ports in China?
A: Equipped with CE certification and a complete set of customs clearance documents. Support FOB, CIF, DDP and other trade terms, accurate calculation of shipping costs, and free delivery to designated domestic ports for large orders.
Q: How long is the warranty period for the entire machine?
A: The whole machine comes with a one-year unified warranty, and there is a regular inventory of original vulnerable parts and accessories.
Q: How to choose between steel tracks and rubber tracks?
A: Steel tracks have high load-bearing capacity and resistance to impact and wear, making them suitable for heavy-duty construction of mining field drilling rigs; Rubber tracks are non-destructive and suitable for municipal and indoor pavement drilling operations.
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