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

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

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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

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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.

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Almost New, 2025 Freightliner M2 4x2 Load King Single Axle Dump Truck, Cummins 6.7@300 H.P. Only 1,635 Miles and 137 Hours, Allison 2500 RDS (Rugged Duty Series) 12,000 L.B. Front Axle, 21,000 L.B. Rear Axle on Spring Ride with 5.13 Gear Ratio, Differential Lock, Factory De-Rated 26,000 L.B. GVWR, Air Brakes, 152" W.B. 11R22.5 Rubber on Aluminum Budd Wheels, High Back Bucket Seats, Electric Tarp System, D-Ring Tie Downs Inside Body, Pintle Hitch with Tractor Package for Air Brake Trailers. Unit sold as-is where-is in Kiefer OK. Inspection completed by a non-bias, qualified, 3rd party. Additional findings, videos, and photos can be found on the circle inspection icon below. Financing and transportation available

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2025 Freightliner M2 4x2 Load King Single Axle Dump Truck

2020 Int'l HX-620 Diesel Tri-Axle Dump Truck, Cummins X-15@450 H.P. Engine Brake, 149300 Miles, Eaton-Fuller RTOF-16908LL, 10 Speed (8LL) Manual Transmission, 14,320 L.B. Front Axle, 13,500 L.B. Pusher Axle, 46,000 L.B. Rear Axles on Hendrickson Haulmaax Suspension, 73,820 L.B. GVWR, 17' Ox 20-22 Yard Capacity Steel Dump Bed, 220" W.B. 11R24.5 Rubber, Asphalt Apron, Tarp System, Aluminum Fuel Tank. Unit sold as-is where-is in Berwyn Heights MD. Inspection completed by a non-bias, qualified, 3rd party. Additional findings, videos, and photos can be found on the circle inspection icon below. Financing and transportation available

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2020 Int'l HX-620 Diesel Tri-Axle Dump Truck

2020 Int'l HX-620 Diesel Tri-Axle Dump Truck, Cummins X-15@450 H.P. 203,035 Miles and 10,000 Hours, Eaton-Fuller RTOF-16908LL, 10 Speed (8LL) Manual Transmission, 14,320 L.B. Front Axle, 13,500 L.B. Pusher Axle, 46,000 L.B. Rear Axles on Hendrickson Haulmaax Suspension, 73,820 L.B. GVWR, 17' Ox 20-22 Yard Capacity Steel Dump Bed, 221" W.B. 11R24.5 Rubber, Asphalt Apron, Tarp System, Aluminum Fuel Tank. Unit sold as-is where-is in Berwyn Heights MD. Inspection completed by a non-bias, qualified, 3rd party. Additional findings, videos, and photos can be found on the circle inspection icon below. Financing and transportation available