New and Used Lowboy Trailers For sale
You need lowboy trailers for sale that maximize payload capacity while minimizing your total cost of ownership. Jim Hawk Truck Trailers and Hawk Equipment delivers that combination through our authorized Alpha HD Trailers dealer network and a track record spanning over 50 years, supporting heavy equipment transport across the Midwest.
Whether you are hauling construction, commercial or agricultural equipment, our selections give you access to 35-ton up to 70-plus-ton configurations backed by an experienced service network.
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Alpha HD Engineering Perks for Your Operation
Your hauling capacity directly impacts revenue potential. Alpha HD builds lowboy trailers using high-tensile steel frame construction that delivers maximum legal payload.
Thanks to Jim Hawk Truck Trailers and Hawk Equipment, you can get hydraulic detachable gooseneck options that turn your RGN trailer into a ground-level loading platform. Drop the neck, drive your equipment straight onto the deck and secure it without ramps or loading docks. This reduces your loading time on jobsites where positioning auxiliary equipment is impractical.
Prefer mechanical simplicity? Fixed neck and mechanical gooseneck configurations eliminate hydraulic components while maintaining structural integrity.
View Our Alpha HD TrailersInspecting Used Equipment Prior to Listing
A used lowboy trailer can be a great value, especially when it's been thoroughly inspected to ensure quality and reliability. We run every unit through detailed inspection protocols and focus on three components that determine whether your trailer is prepared for loads:
- Neck evaluation: A faulty neck assembly leaves your organization susceptible to liability and breakdowns. We inspect hydraulic cylinder operation, verify pin engagement and check for stress cracks in mechanical neck assemblies.
- Deck well analysis: Your deck well supports the concentrated load. We examine crossmember spacing, check for hairline fractures in support beams and verify that previous repairs meet our structural standards.
- Rear bridge systems check: Suspension component wear, axle alignment and brake functionality are all inspected by our in-house technicians. We inspect spring hangers for proper tension, confirm air ride systems maintain pressure and examine wheel bearing condition.
Axle Configurations and Components for Your Routes
State permitting requirements vary, and your axle setup influences the legal gross vehicle weight your trailer can support. We stock flip-axle systems, jeeps, stingers, spreader bars and other accessories to help you configure equipment for the territories you serve.
- Flip-axle capability: Deploy additional axles when you're running heavy loads, then raise them for lighter hauls. You can distribute weight across more contact points when required by regulations.
- Jeeps and stingers: When you're hauling equipment that exceeds length limits or has a front-heavy weight distribution, jeeps and stingers extend your trailer configuration. Prioritize compliance with oversized loads.
- Spreader bars: Distribute and spread concentrated loads, protect trailer structure and improve load stability.
Lowboy Configurations Available for Construction, Commercial and Agricultural Applications
You tell us what you move, and we'll recommend the trailer specifications you need.
Hydraulic Detachable Gooseneck Models
Your RGN trailer provides one of the fastest loading cycles for self-propelled equipment. The deck lowers to ground level, your operator drives the machine on the platform and you secure the load. Capacity ranges from 35 tons to 70-plus tons.
Mechanical and Fixed-Neck Lowboy Trailers
Manual pin systems offer gooseneck detachment without hydraulic complexity. Fixed-neck designs eliminate detachable features entirely, reducing weight.
Double Drop Configurations
Ultra-low deck heights accommodate tall equipment that would otherwise exceed legal height restrictions. The deck section drops lower, giving you clearance for loads like industrial transformers and oversized machinery.
Multi-Axle and Flip-Axle Options
Three-axle configurations are suitable for midrange tonnage and offer excellent maneuverability, while four-axle setups distribute heavier loads. Flip-axle designs let you adjust capacity based on the actual load weight.
Agricultural Deck Heights
We source multiple loaded deck configurations to accommodate the types of cargo you handle. Relocate headers, large tractors and grain handling equipment that otherwise face clearance issues with traditional trailer builds.
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Strategic Service Yard Locations
We position our lowboy inventory near major cities for convenience and accessibility:
- Chicago, Illinois: Our Chicago location provides unparalleled access to extensive highway networks, connecting vital routes and serving a vast market.
- Council Bluffs, Iowa: Agricultural production regions and proximity to the I-80 corridor make this location an anchor for our Midwest sales and service operations.
- Davenport, Iowa: Positioned along the vital Mississippi River corridor, our Davenport location serves as a gateway for Midwest transportation, offering full-service capabilities to support widespread hauling operations.
- Des Moines, Iowa: JHTT's Des Moines location is a full-service facility, providing convenient sales and support to keep the state's diverse industries moving on schedule.
- Fort Worth, Texas: Construction activity and energy sector operations create consistent heavy-haul volume. Our Texas yard supports these markets with a sales-only focus.
- Kansas City, Missouri: Central positioning in the U.S. gives you access to service no matter where work takes you.
- Morton, Illinois: Situated in central Illinois, our facility effectively serves the region's industrial and agricultural hauling needs.
- Sioux City, Iowa: Our Sioux City facility works closely with professionals in the agricultural heartland. Trust a single source for local and regional transport demands.
- Sioux Falls, South Dakota: Northern plains coverage extends our service territory into markets where agricultural equipment transport drives seasonal demand.
Service Infrastructure That Supports Your Uptime
Our service network gives you access to 85 bays staffed by more than 100 certified technicians. Jim Hawk Truck Trailers technicians draw from a combined 1,400+ years of industry experience to serve you.
- Hydraulic system maintenance: RGN cylinders develop leaks, control valves require adjustment and seals wear under repeated cycles. Our technicians diagnose issues and source replacement components to keep your detachable gooseneck functioning as intended by the manufacturer.
- Suspension and axle service: Air ride components can fail under heavy loads, spring assemblies can crack and alignment shifts over time. We handle suspension rebuilds, axle replacement and alignment correction.
- Structural repairs and fabrication: Deck damage, frame stress and component wear all require welding and experienced metalwork capabilities. Our shops handle repairs that often extend the working life of trailers.
- Mobile service deployment: When you are unable to bring a loaded trailer to a JHTT service facility, we will bring diagnostic equipment and common repair parts to select service locations.
Offering Equipment Financing Options
We work with lending partners who understand heavy-haul equipment financing and can structure terms around your financial situation. Whether you're acquiring your first 55-ton lowboy trailer or adding to an established fleet, financing options help you preserve working capital to continue growing your business.
Explore Financing PlansHeavy-Haul Trailer Frequently Asked Questions
These FAQs will help you differentiate between trailer types and guide you through the sales process.
- What is the benefit of a Hydraulic RGN vs. a Mechanical Gooseneck Trailer?
Hydraulic systems provide powered detachment controlled from the cab or via manual valves. Mechanical systems require manual operation. - Can you source flip-axles or stingers for trailers already in my fleet?
We stock flip-axle systems and can source stingers based on your trailer specifications. Provide your trailer's make, model and serial number so we can verify compatibility. - What tonnage configurations do your dealerships carry?
All locations have access to 35-ton to 60-ton models, as well as occasional 70+ ton units for special applications. Call us for current tonnage options. - Do you offer financing for specialized heavy-haul trailers?
Yes. We work with lenders who finance lowboy trailers. Speak with our team to discuss your financing requirements.
