Haul smarter with a dump truck from Custom Truck One Source™. Engineered for strength, balance, and performance, our heavy-duty dump trucks offer power, durability, and reliability for every job.

Heavy Duty Dump Trucks

Whether you're looking for a standard service body or a full crane-equipped unit, Load King by Custom Truck One Source™ delivers dependable modular solutions. Choose from the Voyager® series bodies and Stinger® telescopic cranes, our Load King service trucks are built to serve fleets of all kinds.

Load King Service Trucks - Built to serve

From your first truck to your next build, Custom Truck Capital™ powers your growth with custom financing, right from the Source. Click below to start your application!

Custom Truck Capital: Financing That Moves With You

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Every tank is built in-house by Load King™, our trusted manufacturing division. From dust control to construction and mining, Custom Truck One Source™ delivers non-potable water trucks built for performance, durability, and efficiency. 

Load King Water Trucks

As North America’s largest Hi-Rail fleet dealer, Custom Truck One Source™ combines nationwide reach with specialized expertise. Whether you’re renting or buying, you’re backed by the Source for rail-ready performance.

Industry Leading Hi-Rail Equipment

From non-CDL buckets to high-reach booms and chip bodies, our forestry equipment is trusted by professionals nationwide and powered by Load King™ and Terex®. Backed by coast-to-coast service, flexible rentals, and in-house expertise, we keep your crew working efficiently from canopy to cleanup.

Forestry Equipment You Can Count On

From waste management to heavy hauling, Custom Truck One Source™ provides coast-to-coast Roll-Off solutions, including Western-spec options built to meet local regulations and your business demands.

Roll-Off Trucks for Every Region

Aerials for Sale

Aerials

Building Supply Trucks for Sale

Building Supply

Cab & Chassis for Sale

Cab & Chassis

Construction Equipment for Sale

Construction

Cranes for Sale

Cranes

Diggers for Sale

Diggers

Forestry Trucks for Sale

Forestry

Pulling & Tensioning Equipment for Sale

Pulling Tensioning

Hi-Rail Trucks for Sale

Rail

Specialty Track Equipment for Sale

Specialty Track

Telecom Trucks for Sale

Telecom

Trailers for Sale

Trailers

Truck-Mounted Cranes for Sale

Truck-Mounted Cranes

Underground Equipment for Sale

Underground

Vocational Trucks for Sale

Vocational

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MISC

Dump Trucks for Sale

Dump Trucks

Service Trucks for Sale

Service Trucks

Waste & Refuse Trucks for Sale

Waste & Refuse

Propane Trucks for Sale

Refined Fueling

Water Trucks for Sale

Water Trucks

Roofing Conveyor Trucks for Sale

Roofing Conveyors

Vac Equipment for Sale

Vac Equipment

Propane

Other Equipment for Sale

Other

Attachments for Sale

Attachments

Bucket Truck

E-line Aerial Device

Forestry Bucket Truck

Track bucket

Track Bucket

Transmission Bucket Truck

Bucket Truck - Transmission

Building Material Delivery

Drywall Crane

Lift

Lumber Dump

Material Handler

Pickup

Dozer

Boom Truck

Loader

Forklift

Track Loader

Air Compressor

Backhoe

Coal Dozer

Compressor Truck

Cement Mixer Truck

Concrete Truck

Concrete/Cement

Excavator

Padfoot Roller

Pile Driver

Scissor Lift

Self-propelled Lift

Self-Propelled Lift

Telehandler

Wheel Excavator

Wheel Loader

Wrecker

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Tractor Mount Boom Truck

Enclosed Mixer Truck

Rough Terrain Crane

All Terrain Crane

Crawler Crane

Track Crane

Marine Terminal Crane

Crane

Truck Crane

Digger Derrick

Bore Truck

Pressure Digger

Track Digger

Transmission Digger Derrick

Digger Derrick - Transmission

Chip Truck

Chipper

Stump Grinder - Self Propelled

Bucket/Chipper

Landscaping

Grapple

Tree Trimming

Line Pulling

Cable Reel Trailer

Hydraulic Reel Stand

Overhead Drum Puller

Pilot Line Winder

Reconductoring Reel

Reel Loader

Reel Stand

Reel Winder Skid

Underground Puller

V-Groove Puller Tensioner

Line Pulling Blocks

Inspection Trolley

Pulling Stringing

Pulling/Stringing

Reel Trailer

Rail - Heavy Duty

Rail - Medium Duty

Rail - Light Duty

Rail Cart

Rail Cart/Excavator/Drill

Rail Grapple Truck

Rail Roto Dump

Rail Section Truck

Rail Welder Truck

Rail Service Truck

Rail Pickups

Amphibious Vehicle

Crawler Carrier

Offroad Manhauler

Personnel Carrier

Spreader

Track Dump

Cable Placer

Fiber Optic Splicer

Trailer

Flip Axle

Equipment Hauler

Boom Dolly

Car Hauler

Enclosed Utility Trailer

Extendable Pole Trailer

Material Trailer

Off Road Trailer

Low Boy Trailer

Knuckle Boom

Flatbed Truck + Crane

Bird On A Wire

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Owning a Ford F-550 4x4 hi-rail flatbed truck delivers exceptional versatility and reliability for both on-road and rail-based operations. Built on the proven F-550 chassis, it offers strong payload and towing capabilities along with 4x4 performance for dependable operation in rough terrain and harsh weather conditions. The hi-rail system allows seamless transition between road and track, making it ideal for rail maintenance, inspection, and material transport. Its flatbed design provides flexible hauling for equipment, tools, and supplies, while the durable construction and comfortable, driver-focused cab help improve productivity, reduce downtime, and ensure efficient performance across a wide range of demanding applications.

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2024 Ford F550 4x4 Hi-Rail Flatbed Truck

A 2024 Ford F‑550 4x4 Hi‑Rail Flatbed Truck offers powerful performance, rail‑ready versatility, and the durability needed for demanding maintenance‑of‑way and utility operations.

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2025 Ford F550 4x4 Hi-Rail Flatbed Truck