2026 Jet Trailers 51T53-4

DETACHABLE GOOSENECK LOWBOY TRAILERS

Jet's Lowboy trailers are manufactured in standard capacities of 35 Ton, 45 Ton, 51 Ton, and 55 Ton. All models are available in various lengths and axle configurations to accommodate your hauling needs. Furthermore, Jet offers popular RGN Trailer options that include easy to use aluminum slideouts, outriggers, full width aluminum top deck, lift axles, & flip axles to accommodate your large and oversized equipment.

Jet Trailer's high quality craftsmanship and attention to detail puts our Hydraulic Detachable Gooseneck lowboy trailers in a class of their own. In addition to using high strength steel, our RGN trailers are comprised of four engineered beams that are automatically welded on both sides. As a result, our detach trailers have a high safety rating.

Be sure to view the videos below to see how easy it is to operate a Jet lowboy trailer.

Features May Include:

Construction - Frame & Crossmembers

• Four engineered and fabricated High Strength Steel I-Beams, Automatically Welded, top, bottom, and on both sides.
• Crossmembers are Structural, High Strength Steel, 4” I-Beam cross members welded to all four beams.

Front Loading & Hook-up

• Front nose is tapered with ramps & traction bars.
• Hook-up is a self guided V-style approach with auto lock safety pin.

Hydraulic System

• Air Ride Suspension Standard, Rated @ 25,000#, 9” ride height.
• Hub Pilot, Axle Beam Rated @ 25,000# with ABS, Oil bath hubs.
• Steel Wheels, White powder coat, 10 Holes, nut 33mm

Suspension, Axles, & Wheels

• Air Ride Suspension Standard, Rated @ 25,000#, 9” ride height.
• Hub Pilot, Axle Beam Rated @ 25,000# with ABS, Oil bath hubs.
• Steel Wheels, White powder coat, 10 Holes, nut 33mm

Parking Brake

• Type 30/30 mechanical spring brake for the trailer when unhooked from the tractor's air supply.

Liquid-filled Air Gauge

• Installed in a weather resistant enclosure in the middle of the trailer by the front suspension. Reads pressure from the airbags. Filled with shock absorbing liquid to protect the gauge from vibration.

Manual Raise & Lower Valve

• Allows to lower the main deck when needing to detach the neck from the trailer, and raise the main deck after hookup

LED Lights & Wire Harness

• Bullet style clearance and marker, Side turn signal, 4” round tail light, license plate light. Long lasting, Reduced maintenance, very bright.
• Factory sealed with internal ground to reduce corrosion and maintenance.

Bucket Well

• Standard on 51 Ton: approx. 6' long, 7 1/2" deep (optional on 35 Ton: approx. 6' long, 5" deep)

D-Rings & Chain Slots

• D-Rings are approximately 6' centers on lower deck on web of outer rail.
• Chain slots are approximately 3' centers on outer rail on lower deck.

Flag Holders

• 2 flag holders on front of the lower deck by the front nose & 2 on the very rear of trailer

Decking

• 1 7/8" Apitong in the outer track area. (Center decking and wood types are optional.)

Tool Box

• Tool Box located in front of lower deck between main beams (lid optional) - approximately 30"W x 41"L x 11"D

Mud Flaps

• Anti-sail with Jet Trailers logo, 2 located on the neck and 2 located rear at the rear of trailer.

Corrosion Resistant Paint System

• Trailer is shot blasted, cleaned and coated with a corrosion resistant coating and Slate Gray top coat

Options:

Aluminum Slideouts -- POPULAR

• Aluminum beam and bolted construction, (*not available on 51 or 55 Ton models*)

Axles - Configuration & Lift Kit -- POPULAR

• 49” centers on 35 Ton, 54.5” centers on the 45, 51 & 55 Ton are the most common, other configurations available.
• Lift axles are either non regulated or regulated with control box. Can be installed for any axle in several combinations (Front, Middle(s) and/or Rear)

Flip Axle & Flip-up Rear Hinges -- POPULAR

• Lowboy trailer can be ordered with or prepared for a future flip up axle. The flip axle is pinned and removable. This adds another axle for additional capacity. As a result, it can make the trailer over length.

King Pin

• Different king pin location options are available. Changing the location could affect the swing clearance of the trailer.

Trailer Width

• Standard lowboy trailer width is 102”. 96” width is optional.

Aluminum Wheels

• Light weight. Available in Standard or Extra Polish finish.

Tire Inflation Equalization System

• Regulates correct and equal tire pressure across all tires. Controls two axles. Triple axles will require and second system.

34' Lower Deck

• 34' of lower deck before the axles. (*available on 35 Ton series only*)

Wheel Wells

• Wheel wells & rear slant covered with tread plate, cleats on slant.

Suspension area & Boom Trough

• Options for the center of the suspension area between the axles in include a level aluminum deck, tread plate or a boom trough. The boom trough is the area between the wheels and leaves the space open for an excavator boom or similar long item.

Outriggers

• Located on 2” centers, Fold in when not in use

Front Deck – Alumninum or Steel

• Designed to sit level to the ground when trailer is attached to the tractor, Flooring is aluminum extrusions, or apitong wood for a steel deck.

Wood, additional

• Available in 2” nominal apitong flooring for inside main beams, or for outriggers

Front Gooseneck Fenders

• Rubber Belt with brackets covers a greater area, allows for more protection than mud flaps

Power Unit

• 8HP with electric-start.

Hydraulic Winch

• Front Mount, 20,000 lbs capacity typical, other options available

D-Rings

• Optional locations and spacing, top of flange on lower deck is common.

Rear Beavertail

• The rear beavertail allows for loading over the axles and wheels from the rear of the trailer.

Tool Box Lid

• Optional lid for tool box on the main deck allows to be padlocked for security.

Chain Rack

• Allows for storage of chains and binders in the neck/tower area.

Tail & Marker Lights

• Three tail lights are standard. Four are optional. Increases the visibility of the trailer from the rear. Multiple configurations to increase the visibility of the trailer in the dark. Please contact us about options.

Strobe Lights

• Two round amber lights with toggle switch on rear allow for the optional stobe lighting during transport.

Paint Color

• Stocking colors are black and red, or custom matching is possible.