Complete Excavator Undercarriage Assembly

Complete Excavator Undercarriage Assembly
Product Introduction:
3‑200 ton crawler undercarriage. Each system is engineered for your machine model, site conditions, and operational needs. Key variables — gauge, track style, travel speed, and load rating — are sized to meet on‑site working requirements.
 We also supply a complete range of matching components, making our undercarriages suitable for infrastructure, mining, agriculture, and general engineering projects.
 Our products reach Europe, the Americas, the Middle East and Southeast Asia,and beyond, backed by a one‑year warranty across all series—giving users lasting reliability and lower lifetime costs.
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Description
Technical Parameters

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

 

We welcome inquiries from global buyers-reach out anytime for our newest models and competitive factory quotes.
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Built to handle diverse carrier types and job sites, this excavator undercarriage allows flexible adjustment of track length, contact width, shoe thickness, gauge, and drive configuration to match your machine specs and ground conditions.

 

It's a solid fit for OEMs, integrators, and global distributors who value strength, longevity, and configuration freedom in a tracked system.

 

Rugged by design, it delivers dependable grip and load support across mud, soft ground, sand, underground sites, and rough terrain. Even under sustained heavy loads, performance stays consistent and trouble‑free.

 

 

Our Core Strengths

 

Murphy's experienced engineering team develops custom chassis solutions for excavators, drills, crushers and specialty tracked machinery.


Multi‑stage quality checks are applied throughout precision machining to hold tight tolerances and stable manufacturing consistency. Production scales smoothly for small custom batches and full‑container volume shipments.


Every undercarriage integrates load‑bearing frames and hydraulic drive systems dimension‑aligned to equipment requirements, covering one‑off custom units and large‑scale overseas orders.

 

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Customized design on demand, precise adaptation of solutions

 

Every job site puts its own demands on your machinery. That's why we tailor track chassis assemblies to your exact equipment dimensions, working environment, load ratings, track width, and drive setup. OEM and ODM services are also available-helping you cut development time and get better performance out of your machines.

 

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Compatible with various equipment

 

With years of heavy equipment experience, we offer complete chassis solutions not just for standard construction machinery, but also for drill rigs and specialty tracked vehicles. Our work covers excavation, drilling, and crushing applications-designing load-bearing frames and hydraulic drive systems that align with each machine's unique requirements.

 

Murphy's technical team brings deep expertise in engineering machinery chassis adaptation and custom undercarriage development.

 

On the production side, we run CNC precision machining alongside a strict QC framework. Every step is inspected to keep dimensional accuracy and performance consistently high. This allows us to handle small custom orders and large export shipments with the same level of care and capability

 

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Technical Specifications (Complete Assembly and Matching Solution for Digger Undercarriage

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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

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Our Core Strengths

 

Multiple crawler undercarriage options deliver reliable traction on muddy, loose‑soil and rough terrain, enabling your drill rig to operate efficiently even under harsh conditions. Minimize slippage and downtime for guaranteed productivity.

 

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Project Cases

 

 

Our custom‑engineered undercarriage keeps drilling rigs stable across frozen and rough terrain, delivering dependable traction and solid load‑bearing performance even in frigid extreme‑cold conditions.

 

precisely matched undercarriage systems bring together robust build quality and full compliance with stringent local safety requirements for mining work. We also supply compact, maneuverable chassis solutions for special‑purpose vehicles, well‑suited to confined working spaces as well as humid, soft‑soil field conditions.

 

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Own factory production line

 

Every track chassis starts with laser cutting, CNC bending, and precision machining-locking in tight tolerances and consistent quality from the very first cut.

 

During final assembly, every bolt is torqued to standard spec with thread-locking compound applied. A small detail that makes a big difference-keeping connections secure and lengthening maintenance intervals.

 

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Factory Scene

 

Murphy Construction Machinery (Shandong) Co., Ltd. was established in 2022, yet its core team brings over ten years of field‑proven experience in the construction equipment industry. The company combines R&D, manufacturing, sales, and service into a streamlined operation-building a reputation for technical know‑how, strict quality assurance, and responsive customer support.

 

From its base in Jining, Shandong-a well‑known industrial hub for heavy machinery-serves global clients with efficient logistics and dependable product delivery.

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Track type chassis assembly delivery site

 

Finished tracked undercarriage units are prepared for shipment. Each chassis goes through final inspection before packing, securing structural components and key fittings for long‑distance transit.

 

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Customer Reviews

 

Tracked undercarriage assemblies perform steadily under heavy site loads. Precise fabrication supports smooth integration with target machinery. Shipment arrangements worked well for overseas project schedules.

 

Placed repeat orders for multiple tracked undercarriage systems. Each batch kept consistent build quality. Adjustments to dimension specifications were implemented as discussed. Communication around production progress stayed transparent.

 

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FAQ

FAQ

Q:What tonnage range can your steel track undercarriage assembly support?

A: Our steel track undercarriage supports full‑range custom production from 3 ton to 200 ton, widely used for drill rigs, mobile crushers, mining machinery and special engineering equipment. Please share your working load, ground pressure requirement and terrain condition for precise recommendation.

Q:What working conditions are steel track undercarriages best suited for?

A: Steel track undercarriages excel for heavy‑duty harsh scenarios: quarry, mining, rocky terrain, desert, muddy construction sites.

Q: What maximum climbing gradient can your steel crawler undercarriage handle?

A: Standard design achieves 25‑30° climbing capacity. We can upgrade high‑torque travel reducer according to your actual slope requirement to guarantee stable climbing performance.

Q: Can your steel track undercarriage work continuously under high‑temperature desert conditions?

A: Yes. We offer desert‑upgrade package including high‑temperature resistant seals, heavy‑duty rollers and anti‑sand dustproof structure, adapting to long‑time operation above 50℃ for Middle East and Australian mining sites.

Q: Do your steel track undercarriage assemblies have CE certification?

A: Yes, CE certification is available for our steel track undercarriage, we supply CE document, material test report, factory inspection report for your import customs clearance

 

 

 

 

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