2017 Big Tex 51' Auto Combo Transport Trailer

VIN: 19934


(334) 297-7606

Phenix City, AL

The 20AC Tandem Dual Gooseneck Auto/Combo Transport from Big Tex is the best solution for auto and trailer transport in the country. Equipped with a stout 12-inch frame, this unit is nothing less than rock-solid, giving you the confidence to tackle any load.

  • Overview
  • Features/Specifications
  • Standard/Optional Equipment
  • Financing


2017 Big Tex 51' Auto Combo Transport Trailer

Big Tex 20GN Economy Tandem Dual Gooseneck


The 20GN is our heavy duty economy style tandem dual gooseneck trailer. This trailer combines several great Big Tex Trailers characteristics including LED lights, treated floor, and adjustable coupler-all at a price that you can afford.


Structural Details:

  • 12'' I-Beam Frame & Neck
  • 3'' Channel Crossmembers
  • Torque Tube Standard on 28' (Flat Deck) & Longer
  • 2 Side Bed Steps & Handles
  • 1-1/4'' Pipe Chain Spool Between Stake Pockets
  • 3/8'' Heavy Duty Rub Rail w/ Stake Pockets on 24'' Centers
  • 3-Year Structural Warranty
  • 5' Self Cleaning Dovetail w/ Dual Fold Over Ramps


Where the Rubber Meets the Road:

  • Premium Dexter EZ Lube Cambered 7,000# Axles
  • ST 235/80 R-16 Load Range E Dual Radial Tires
  • Nev-R-Adjust Electric Brakes
  • Complete Break-A-Way System w/Battery & Charger
  • Spare Tire and Wheel


More Standard Features:

  • Ball Adjustable Pipe Coupler
  • 12K Drop Leg Jack w/ Greasable Handle (Bolted On)
  • Sealed Modular Wiring Harness
  • All Grommet Mount Sealed LED Lighting and Reflective Conspicuity Tape
  • Spare Tire Mount
  • 2'' Treated Pine Or Douglas Fir Floor (#2 or Better)
  • 3/8'' Grd.70 Safety Chains w/Safety Latch Hook (2 each)
  • Automotive Grade, Highly Decorative and Protective Finish


Lengths Available:

  • 20'+5'


In Stock
Axle Config:
Tandem Dual
Max Payload:
12000 lbs.
External Width:
External Length:
Hitch Type:
Car/Auto Haulers
Factory Warranty Included



AXLE (2) 10,000# Dual Wheel Elec. Brake - Oil Bath
JACK Two 12K Drop Leg Jacks (Bolted On)
TIRE ST235/80 R-16 Load Range E
FLOOR 2 Formed 1/8" Diamond Plate Runners 25" Wide
FRAME 12" x 16# I-Beam
RAMPS 2 Formed 1/8" Diamond Plate 8 Long
WHEEL 16" x 6" Dual 8 Bolt
FINISH Superior Quality Finish is Applied for a Highly Decorative and Protective Finish
COUPLER 25K Square Adjustable 2-5/16" Ball
G.V.W.R. 20,000#
ELEC. PLUG 7 Way Semi Style
HITCH TYPE Gooseneck
SUSPENSION Multi-Leaf Slipper Spring w/ Equalizers
FINISH (Prep) Steel is Cleaned to Ensure a Professional, Smooth Finish
G.A.W.R. (Ea. Axle) 10,000#


Tandem Dual Gooseneck Auto/Combo Trailer

Big Tex 20AC Tandem Dual Gooseneck Auto/Combo Trailer

Model Description
20AC-51 102" x 51' Auto/Trailer Transport


Length A B C

Trailer Weights & Capacities

Length Empty Weight Payload Box Capacity
51' 8,000# 12,000# N/A

Standard/Optional Equipment

Standard Equipment

  • 4-Trailer Transport Dual Ball Towers
  • 9,000# Winch w/ Remote Access at Center of Trailer
  • 102" Wide
  • 51 Load Bed
  • Stake Pockets and Rub Rail
  • Modular Sealed Wiring Harness
  • Electric Brakes on Both Axles
  • Complete Break-A-Way System w/ Battery & Charger
  • Safety Reflective Marker Tape
  • Spare Tire Mount
  • Radial Tires
  • 12V Deep Cycle Battery
  • (2) 18" x 18" x 36" Tool Boxes
  • Center Mounted Turn Signals
  • Center-Mounted Ball Tower Track w/ 5 Ramp
  • (12) Auto Tie Down Ratchet Assemblies
  • Grommet Mount Sealed LED Lighting
  • Spare Tire & Wheel - Standard Equipped

Optional Equipment

Category Description
BODY Delete Winch, Track Ball Towers
COUPLER King Pin in Lieu of 2-5/16" Coupler
POWER 110V Charger
POWER 5 Watt Solar Charger
POWER Wireless Remote
TIRE/WHEEL Spare Tire Upgrade (ST235/85 R-16 LR-G)
TIRE/WHEEL Tire Upgrade (ST235/85 R-16 LR-G)

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Instant Approvals and Same Day Funding!

Our flexible finance options make owning a trailer quick and easy. Alabama Rock Trailers is proud to offer Express Finance™. For over 12 years, Express has specialized in equipment financing. The online application process is fast, secure and hassle free. Best of all, Express has financing options and flexible payment terms for virtually everyone!*

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Take Advantage of Easy Trailer Financing

Working towards earning your customer satisfaction and providing prompt service, Alabama Rock is supplying customers with more than just trailers. With our trailer financing from Sheffield Financial, our customers in its surrounding areas will find the funding solution they are searching for.

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Let Us Help

You count on your trailers to get work done, and you can count on us too. Give us a call or send us a note and we will do everything we can to help.

Call today: (334) 297-7606

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