Workhorse™ 51
Lowbed Trailers

Air Tridem, Flat Level Deck, Fixed Tridem Bogie 

Hydraulic removable gooseneck lowbed trailer for the construction industry

• 51 tons
• LIft axle capable
• 3rd axle lift air or chain capable

Standard Specifications

Capacity

• 51 tons in 12-foot length - GAWR and tire ratings determine legal payloads

Trailer

• Length: 50 feet 11-1/2 inches
• Width: 8 feet 6 inches

Goosneck

• Design: Hydraulic removable non-ground bearing design
• Swing radius: 102 inches (11 feet 11 inches overall gooseneck length) - NGB

Deck

• Deck type: Flat level deck design
  
• Deck length: 25 feet clear deck length, 26 feet optional
• Loaded deck height/clearance: 22 inches with 6 inches ground clearance
  
• Flooring: Flooring: 1.5 inch nominal wood (side rails only)

Axles

• Standard trailer axles: 3
• Axle Capacity: 25,000 lb. nominal capacity per axle NOTE: GAWR determined by suspension type, brakes, tires and other components.
• Axle spread: 54.5 inches (between axles)

Bogie

• Deck to bogie connection: Fixed
• Rear bogie height: 40 inches to top flange - 37 inches to top of bolsters

Tires

• Tire size: 255/70R 22.5 H ply OEM Standard
  

Weight

• Estimated weight from 20,200 lbs. ±3%
  

Standard Features

• Framework: All main longitudinal members fabricated with 100,000# minimum yield steel flanges with 50,000# webs
• Loaded Fifth Wheel Height: 50 inches nominal with 5 ride height positions
• Power Source: Set up for wet line operation
• Kingpin: Kinpin at 102 inches
• Electrical Receptacle: J560 7-pin connector
• Front of deck sloped top down to assist in loading with traction cleats
• Extension Brackets: 12 pair - 24 total removable swing type, 1 pair - 2 total heavy duty removable hook-on type
• Tool Box: 2 Fully covered trays in front of deck between mainbeams with lockable covers.
• Brakes: 16.5 inches x 7 inches with 5.5 inches autoslacks - heavy duty brake drums - outboard mount
• Wheels: 8.25 x 22.5 steel disc - hub-piloted
• Suspension: Air Ride
• Wheels: 8.25 x 22.5 steel disc - hub-piloted
• Bolsters: Recessed load bearing between all axles and rear of last axle
• Boom Trough: V- style boom trough with bolt-in V pan
• Ride Height Control: 5-position mechanical ride height control system
• Manual Dump Valve: Installed
• Bumper: Heavy-duty V-style bumper
• Connections for Future Axle Attachment: Air, electrical and mounting brackets
• Electrical System: DOT sealed beam and harness with LED lights and 4 inch flush mounted battery powered amber strobes
• Lash Rings: 11 pair, 22 total
• ABS: Not required
• Flag Holders: Flag holders - 2 pair - located at front of deck and rear bumper
• VIN Plate: Bilingual VIN plate
• Registration/Document Holder: Install registration/document holder

Workhorse Feature Demo

Options

• Loaded Fifth Wheel Height: Dual Cam Pawl Arm Assembly with 7 ride height positions (50 inches nominal)
• Power Source: 13 HP (min.) Gasoline powered auxiliary power unit
• Flooring: 1.5 inch center deck kit with outrigger boards - center boards secured, outside boards loose or 1.5 inch center deck kit with all boards secured
• Manual front approach ramps with risers
• Axle Spread: 60 inches (between axles)
• Dust shields on all axles
• Lift Axle: Air lift 3rd axle or Chain lift 3rd axle
• Tires: 275/70R 22.5 OEM Standard
• Wheels: 8.25 x 22.5 LvL One buffed outside/steel inside - hub-piloted or 8.25 x 22.5 LvL One buffed wheels
• Covered Rear Bogie: Weld-on load bearing wheel covers
• Dust shields on Flip Axle
• Paint options
• ABS: 4S/2M
• Liquid filled air gauge installed