Lowboy Trailers for Sale - New & Used RGN Lowboys

Browse new and used Lowboy Trailers on MyLittleSalesman.com, with prices from $3,500 to $447,145. Quickly refine results with filters for capacity, number of axles, floor type, neck type, and more.

Lowboy trailers (double-drop, often RGN detachable) are built to move tall, heavy equipment—think dozers, excavators, pavers, cranes—while keeping overall height under legal limits. The big calls you'll make are capacity (tons), well length, axle setup, and whether you want a hydraulic or mechanical detach neck.

  • Capacity: Most buyers land in the 35–55 ton range. 35-ton handles smaller dozers and loaders; 50–55-ton covers mid-size excavators and heavier machines with fewer permit headaches.
  • Length: Overall lengths of 48–53 ft are common. Check the well length spec for your machine's footprint, and whether you need outriggers for track width.
  • Axles: Tandem and tri are the most common; add a flip/booster when you need extra legal capacity or better bridge spacing.
  • Neck type: Hydraulic detach is faster and easier to load on uneven ground; mechanical costs less and is lighter.
  • Suspension & floor: Air ride rides smoother and protects equipment; Apitong/wood floors are popular and easy to repair.

Browse new and used lowboy trailers for sale from top brands near you. If you haul a specific machine, match its operating weight and wheel/track base to capacity and well length, then decide if a flip axle or booster will keep you legal without over-speccing the trailer.

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Showing 1 - 25 of 870 Lowboy Trailer Listings

1 - 25 of 870 listings
1 - 25 of 870 listings
Featured Item
XL Specialized 53’ 55-TON HYDRAULIC GOOSENECK LOWBOY Lowboy Trailer
4 0

2025 XL Specialized 53’ 55-TON HYDRAULIC GOOSENECK LOWBOY Lowboy Trailer

$121,900 USD
NEW 2025 XL SPECIALIZED 53’ 55-TON HYDRAULIC GOOSENECK LOWBOY ***IN STOCK*** LB-175, 53’ X 102”, 16” AND 40” DUAL POSITION KING PIN, 12’5” NECK, 113” SWING CLEARANCE, 25’ MAIN DECK, 15’...
ConditionNew
L x W53 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Floor TypeWood Floor
OutriggersYes
Stock NumberLB-175
MLS Number12714194
CategoryLowboy Trailers
Last Updated10/28/2025
Location
Troutdale, OR, US
Sold By
Pacific Coast Utility Trailer
2026 XL Specialized 45 Ton Lowboy Trailer - 29ft Well, Tri-Axle, Mechanical Detach, Outriggers, Pony Motor, Flip Axle
8 0

2026 XL Specialized 45 Ton Lowboy Trailer - 29ft Well, Tri-Axle, Mechanical Detach, Outriggers, Pony Motor, Flip Axle

Newly Listed
$174,990 USD
2026 XL Specialized 45 Ton Lowboy Trailer, , Model:XL Specialized 90 MFG48' Lowboy Trailer Steel Frame Wood Floor Tri-Axle RGN - Removable Gooseneck Air Ride Suspension Title Status: IA...
ConditionUsed
L x W53 ft. x 102 in.
SuspensionAir Ride
Rear AxleTri Axle
Floor TypeWood Floor
Capacity45 Ton
OutriggersYes
MLS Number13978809
CategoryLowboy Trailers
Last Updated11/13/2025
Location
Algona, IA, US
Sold By
ITAG Equipment
KNIGHT TRAILER COMPANY KB654 Lowboy Trailer
23 0

2014 KNIGHT TRAILER COMPANY KB654 Lowboy Trailer

Newly Listed
$220,000 USD
Custom 11/12 Axle Heavy Haul Transporter, For sale is a complete, custom-built heavy-haul trailer system. This package is built entirely from high-strength QTLA-100,000 lb. yield T-1 steel...
ConditionUsed
L x W91.5 x 108 in.
SuspensionAir Ride
Rear AxleNine Axle
Floor TypeWood Floor
MLS Number13982392
CategoryLowboy Trailers
Last Updated11/13/2025
Location
Vernal, UT, US
Sold By
Mideast Equipment Supply
Trail King 48x102 Tandem Axle Lowboy Trailer - Air Ride, Fixed Axle
28 0

2014 Trail King 48x102 Tandem Axle Lowboy Trailer - Air Ride, Fixed Axle

Newly Listed
$37,500 USD
2014 Trail King Lowboy Detach, 48ft x 102in, 30ft Well, Air ride suspension, Swing out outriggers, Aluminum Floor, Nationwide Delivery Available
ConditionUsed
L x W48.25 x 102 in.
SuspensionAir Ride
Rear AxleTandem Axle
Floor TypeAluminum Floor
OutriggersYes
Stock Number1526
MLS Number13981717
CategoryLowboy Trailers
Last Updated11/13/2025
Location
Sawyer, KS, US
Sold By
The Wrays, LLC
Aspen 57x108 Tri Axle Steel Lowboy Trailer - Air Ride
18 0

2025 Aspen 57x108 Tri Axle Steel Lowboy Trailer - Air Ride

Newly Listed
Contact for price
ON THE GROUND IN ROBSTOWN, TX New 2025 Aspen 65 ton 28'X9 FLUSH modular deck trailer. 65 ton rated concentrated in 15 feet of deck space. 60" axle spacing. 23" loaded deck height. 6" ground...
ConditionNew
L x W57 ft. x 108 in.
SuspensionAir Ride
Rear AxleTri Axle
Floor TypeWood Floor
OutriggersYes
RampsYes
Stock Number10539
MLS Number13981262
CategoryLowboy Trailers
Last Updated11/13/2025
Location
Robstown, TX, US
Sold By
J&B Pavelka, Inc.
Aspen 57x108 Tri Axle Steel Lowboy Trailer - Air Ride
1 0

2025 Aspen 57x108 Tri Axle Steel Lowboy Trailer - Air Ride

Recently Updated
Contact for price
IN STOCK ROBSTOWN, TX NEW 2026 Aspen 65 ton 28'X9' FLUSH modular deck trailer. 65 ton in 15 feet. 60" axle spacing. 23" loaded deck height. 6" ground clearance. 96",120" 188" swing. 50" KP...
ConditionUsed
L x W57 ft. x 108 in.
SuspensionAir Ride
Rear AxleTri Axle
Floor TypeWood Floor
OutriggersYes
RampsYes
Stock Number10539
MLS Number13870436
CategoryLowboy Trailers
Last Updated11/13/2025
Location
Robstown, TX, US
Sold By
J&B Pavelka, Inc.
XL Specialized 53x102 Tandem Axle Steel Lowboy Trailer - Air Ride, Fixed Axle
16 0

2026 XL Specialized 53x102 Tandem Axle Steel Lowboy Trailer - Air Ride, Fixed Axle

Recently Updated
$173,950 USD
NEW 2026 XL Specialized 53' XL90 HDE 45 ton hydraulic RGN stretch, ***Shown with (2) optional flip axles, not included in listed price*** Trailer overall length: 53', Width: 102", 90,000 LB...
ConditionNew
L x W53 ft. x 102 in.
SuspensionAir Ride
Rear AxleTandem Axle
Floor TypeApitong Floor
OutriggersYes
MLS Number13747578
CategoryLowboy Trailers
Last Updated11/13/2025
Location
Valley Park, MO, US
Sold By
Blyth Trailer Sales, LLC
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Lowboy Buyer's Guide & Specs

If you're hauling tall iron, a lowboy (double-drop) keeps the deck down in the well so you clear bridges without stacking permits. Most fleets standardize on a 50–55-ton hydraulic RGN with a 48–53 ft overall length and a well that fits their most common machine. From there you add a flip or a booster when the job calls for it.

Capacity & weight planning

  • 35-ton: smaller dozers, wheel loaders, and rollers.
  • 50–55-ton: mid-size excavators and heavier machines (most common choice).
  • Beyond 55-ton: plan axle additions (flip/booster) or a jeep/dolly based on your corridors and bridge laws.

Length, deck height & well

Overall length (48–53 ft) is easy to shop, but the well length and deck height are what make loads fit cleanly. Match well length to the machine's track/wheel base and check loaded deck height against the machine's transport height. If the tracks sit wide, go with outriggers or swing-outs.

Neck type & loading

Hydraulic detach saves time and headaches loading on uneven sites. Mechanical detach keeps weight and cost down for fleets that don't need to drop the neck as often. Either way, make sure your crew has a repeatable rigging process—pins, hoses, and locking hardware should be quick to inspect and service.

Axles, flips & boosters

Tandem and tri handle the bulk of work. Add a flip axle when you occasionally run heavier; use a booster when you need to spread loads and meet bridge formulas. Your permits and usual states will dictate what makes sense.

Suspension & floor

Air ride is easiest on machines and operators; spring is simple and tough. Apitong/wood floors are common and repairable; steel decking stands up to point loads and track shoes. Spec chain drops, D-rings, lights, and toolboxes to match how your crew actually ties down.

Used lowboy checklist

  • Neck pins, saddles, hinge points—look for elongation and cracking.
  • Main beams, cross-members, and gussets—rust at welds, evidence of bowing.
  • Air system, valves, and tanks—leaks and contamination.
  • Suspension bushings, brakes, drums/rotors, hub oil, and lights.
  • Flip/booster hardware and plumbing—treat it like a separate machine.

Pricing on this page updates from active listings. Today's typical list prices cluster around $39,900–$113,000 with a median near $68,900. Most units listed are 53 ft overall, with 35-ton and 55-ton capacities the most common.

Lowboy Trailer Buyer FAQs

How much does a lowboy trailer cost? (September 2025)

On our marketplace right now, most lowboy trailers list between $39,900–$113,000 with a sitewide median around $68,900. Used units generally center near $55,000 and new near $82,500, but you'll see everything from budget older tandems to premium multi-axle hydraulic RGNs with boosters in the six figures.

  • Used: typically $3,500–$384,990, median ~$55,000
  • New: typically $5,950–$447,145, median ~$82,500

Price moves with capacity (tons), neck type (hydraulic vs mechanical), axle count/booster, suspension, floor, and options like outriggers, winches, chain drops, and lighting.

What capacity (tons) do I need?

35-ton covers many smaller dozers and loaders. 50–55-ton is the sweet spot for mid-size excavators and heavier machines. If you're routinely over that, plan on a tri plus a flip/booster or a jeep/dolly depending on your routes and permits.

Always size to the machine's operating weight with attachments and check axle/bridge laws for your states and typical corridors.

What length should I look for—does well length matter?

Most lowboys we see are 48–53 ft overall (53 ft is most common). More important is the well length—that's the usable deck between the drops. Match well length to your machine's wheel/track base. If your track width is wide, make sure the trailer has outriggers or removable swing-outs.

Hydraulic vs mechanical detach—what's the trade-off?

Hydraulic RGN loads easier and faster, especially on uneven ground, and is worth it if you're loading frequently. Mechanical costs less, weighs less, and has fewer hydraulic components to service. Both are proven—the right choice depends on your crew and cycle times.

Tandem or tri? Do I need a flip axle or booster?

Tandem and tri are the most common. Add a flip axle for occasional higher weights, or a booster when you need to spread loads for bridge and stay legal. Your routes and state rules will drive this more than anything else.

What suspension and floor should I pick?

Air ride is the most common on the market for smoother ride and easier load protection. Spring is simple and rugged. Floors are typically Apitong/wood or wood over steel—wood is grippy and easy to repair, steel is durable for point loads.

What should I inspect on a used lowboy?

Look closely at neck pins, hinge points, and the gooseneck saddle. Check the well for bowing or cracked gussets, main beams for rust at welds, and air system leaks. Verify suspension bushings, hub oil, brakes, and lights. If it has a flip or booster, inspect the hardware and plumbing as a separate system.

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