Heavy mobile


When your heavy mining equipment like haul trucks, wheel loaders, dozers, and graders need new components, repairs, or complete rebuilds, L&H Industrial will get you back in motion fast. Our talented design, engineering, manufacturing, monitoring, and field service teams bring 60 years of industry-leading expertise to transform the mining equipment that’s critical to your operation.

Improving Operations

Your success relies on keeping your fleet rolling. We specialize in custom replacement components and assemblies, and total machine rebuilds with a focus on premium materials and designs unique to your machine and operating conditions. L&H mining machine enhancements deliver longer equipment life while reducing your cost of ownership. We stock new, rebuilt, and exchange components with critical replacements, and our route truck service in some regions can even expedite parts pickup and delivery to get you back to business fast.

Rebuilding Better

We repair and rebuild comprehensive systems on a variety of heavy mobile mining equipment including cylinders, structures, and drive systems with premium metallurgy and upgraded designs, and can help you troubleshoot equipment issues. Once we’re done, your fleet will last longer and operate more efficiently with significantly less downtime. 

L&H Innovations

With a potent combination of design, engineering, manufacturing, and monitoring expertise and a flexible and practical partnership approach, our industry-leading solutions transform heavy mining equipment in operations around the world.

Direct REplacements

We apply six decades of industry experience to even the smallest repair jobs from loader and dozer front wheel groups and suspensions, to axles, drawbars, accumulators and housings, and pins and bushings. Our heavy mobile mining equipment enhancements minimize downtime so you can focus on production.

Custom Solutions

Our expert teams are ready to design, engineer, and manufacture the custom replacement components and assemblies you need to maximize production. From cylinders to structures and propel and drive systems, L&H can help you with mining equipment solutions you won’t find on the shelf.



Complete Hydraulic Cylinder Capabilities

We have a single facility dedicated to comprehensive repairs and manufacturing for hydraulic cylinders, all under one roof.

Hydraulic Gearbox

Spline adaptors allow for 30% more contact resulting in lower stress and longer life on LeTourneau machines.

Advanced Seal Design

Our rebuild process reduces cost of ownership up to 50%.


100% of L&H premium components meet, or more often exceed, OEM performance, quality, and safety standards.

Ready for increased support?

Equipment, Components & Assemblies We Enhance

haul trucks

· Cylinders

· Frames

· Wheel groups

· Suspensions

· Shafts

· Drives

· Truck beds and boxes

· Steering arms

· Pins and bushings

· A frames


· Moldboards

· Blades

· Front axles

· Spindles

· Housings

· Bearings

· Shafts

· Pumps, valves, motors

· Pins and bushings


· Lift arms

· Drivers

· Cylinders

· Bell cranks

· Bucket and level links

· Frames

· Balls and liners

· Pins and bushings

· Bearings


· Side frames

· Final drives

· Sprockets

· Cylinders

· Tracks

· Cutting edges

· Rollers

· Track chains

· Trunnions

· Pins and bushings


· Undercarriages

· Buckets

· Booms

· Slew rings

· Gearboxes

· Pumps, valves, motors

· Cylinders

Brands We Make Even Better

Field Services We Offer

· Rush breakdown repairs
· Welding and machining
· Teardowns and relocations


MINING solutions







Have A Big

We’re ready for anything.

No problem is too big or too small. Our expert engineers, manufacturers, and field service technicians love a good challenge and routinely solve complex issues for operations globally.