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

Product Features
Tracked Undercarriage for Drill Rig is the core travel and load-bearing unit for most conventional drill rigs. It is designed for broad compatibility and practical use in everyday drilling operations.
Key dimensions – track length, ground width, track plate thickness, overall track gauge, and the drive configuration – can all be adjusted to suit your specific rig. The system is also compatible with modern hydraulic controls, intelligent electronic systems, and remote-control upgrades, so it fits new-generation drilling equipment without major modifications.
The modular design allows quick assembly and mounting directly onto the existing rig structure – no changes to the host machine are required. It performs reliably on muddy sites, soft rock formations, and sloping ground, offering good grip, smooth movement, and solid off-road capability. This makes it a strong choice for drilling equipment manufacturers, engineering integrators, and export traders.
Our Strengths
We have a dedicated R&D team focused specifically on tracked undercarriages for drilling equipment. We can match bearing parameters and hydraulic travel systems to the actual working conditions – whether it is pile drilling, geological sampling, or mining exploration. Our undercarriages offer better field adaptability than many standard chassis on the market.
With years of experience in heavy-industry support, we provide complete travel solutions for various drilling rigs, exploration machinery, and specialised tracked equipment.
All parts are machined using CNC equipment, and we follow a traceable quality-control system throughout production. This ensures consistent accuracy and stable performance across batches, even for large-volume overseas orders.

Customized Design Supporting Scheme
We offer one-on-one customisation based on your rig model, working environment, load requirements, track specifications, and drive type. Our products carry CE, EMC, and ISO9001 certifications, and are built to withstand harsh field conditions – high temperatures, dust, and humidity. They have a low failure rate, are easy to maintain, and keep operating costs low.
We also support OEM and ODM manufacturing, helping you shorten development cycles and improve the stability and competitiveness of your equipment.

Durable Steel Structure
The undercarriage is fabricated from thickened high-strength alloy steel plate, forged as a single piece. This construction gives it good resistance to wear, impact, and deformation – it stands up to the heavy loads and dynamic shocks of continuous drilling work.
To counter common issues like eccentric forces and machine vibration, the chassis frame has been structurally optimised. It absorbs operational shocks effectively, reducing both structural stress and machine sway, which improves overall stability and drilling accuracy.
Because the integrated design is rigid and durable, it reduces component wear over time. That translates into fewer breakdowns, less downtime, lower maintenance costs, and a longer service life for your drilling rig.

Technical Specifications (Complete Assembly and Matching Plan for Tracked Undercarriage for Drill Rig)


| 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
This type combines rubber protection with internal steel reinforcement. The structure provides strong support and helps the track handle continuous operation under heavy workloads.

Production Line Process
Components are cut by laser and formed with CNC bending, giving tight tolerances and consistent part quality. Robotic welding produces strong, uniform seams while minimising thermal distortion, which maintains the overall structural integrity.
Critical mounting bases and locating holes are machined on a gantry machining centre to guarantee precise assembly. After welding, the parts go through shot blasting, automatic painting, and high-temperature curing, giving them excellent corrosion and rust resistance – essential for long-term work in the field.
Final assembly follows standardised procedures. All bolts are secured with thread-locking compound and torqued to specification to prevent loosening during prolonged operation, ensuring reliable performance over time.

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.
Tracked Undercarriage for Drill Rig 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 support 24/7 online remote after-sales service. Our engineers provide remote guidance for product installation, fault diagnosis and operation troubleshooting to quickly solve daily usage problems.

Exhibition


FAQ
Q: Can the tonnage be customised?
A: Yes – we cover 3 to 200 tons, with standard models in stock for immediate dispatch. Nonstandard orders typically take 10–25 days; larger orders may allow a shorter lead time.
Q: Can the chassis width and total length be adjusted?
A: Absolutely. Length, width, track gauge, ground clearance, and mounting flange can all be customised. After contract signing, we provide free 2D, 3D, and assembly drawings to make installation straightforward.
Q: Do you have CE certification and customs documents?
A: Yes – we have CE certification and a full set of export clearance paperwork.
Q: What is the warranty period?
A: The complete undercarriage is covered by a oneyear warranty. We keep a regular stock of genuine wear parts and accessories for quick replacement.
Q: How do I choose between steel and rubber tracks?
A: Steel tracks offer higher load capacity and wear resistance – they are better for heavyduty drilling in mining and rocky terrain. Rubber tracks are gentler on surfaces and quieter, making them suitable for municipal work, indoor drilling, and paved sites.
We export globally, with a strong presence in Europe, the Americas, and other overseas markets. All products meet international export standards and come with CE certification and full customs documentation. Our service covers the entire process – from customised design and production to delivery and after-sales support.We welcome your questions and orders – just leave a message.
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