2026 Big Tex Trailers 20GX 20GX-16

Current Big Tex Trailers Dump-Trailers Commercial-Grade-Dump-Trailers 20GX

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Year 2026
Make Big Tex Trailers
Model 20GX

Mega Duty Tandem Axle Goosneck Dump

Need a trailer with muscle? Built to take on heavy-duty, hefty loads, the 20GX Mega Duty Tandem Axle Gooseneck Dump has the power you need. Tough enough for the most demanding industries and environments, this trailer is packing 10,000 lbs. Torsion Axles with Super Single Wheels for big hauls. And you won’t have to worry about space because the 20GX has a rugged dump box with high sides that add cubic capacity for larger loads. Best of all, its user-friendly low-profile design and optional slide-in ramp package make loading and unloading heavy equipment a quick and easy job for anyone. Next time the going gets tough, put some muscle into it.

Weights

GVWR 22000 lbs

Gross Axle Weight Rating, Rear 10000 lbs

Weight 6550 lbs

Capacities

Cargo Capacity 15450 lbs

Axle Capacity, Rear 10,000 lbs Premium, Cambered Axles with Oil Bath and Valcrum Caps

Dimensions

Length Bed: 16' | Tongue: 92"

Width Bed: 83"

Dimensions A: 192" | B: 115-1/4" | C: 76-3/4"

Coupling Round Adjustable Pin 2-5/16” Gooseneck Coupler

Chassis

Axle Count 2

Mainframe 10" I-Beam

Chassis Tongue: 10" I-Beam | Cross-Members: 3" Channel on 16" Centers | Front Stop Rail: 3/16" Fabricated Front Stop Rail | Tie-Downs: (4) 1/2" D-Rings Inside Bed to Secure Equipment Along Sides and Rear for Cargo Control | Sides: 36" Tall (10 Ga) with formed Channel Supports | Top Rail: 3"x 2" Rectangular Tubing

Brakes

Brake System Type Forward Self-Adjusting Electric Brakes on Both Axles

Suspension

Suspension Torsion Axles

Lights and Safety

Safety Features 3/8" Grade 70 w/ Safety Latch Hook (2 ea)

Lighting Recessed, Grommet-Mounted L.E.D. Lighting

Features

Features Jack: Dual 12,000 lbs Drop-Leg Jack (Side Wind) | Fenders: 9" x 72" 14 Ga. Diamond Plate Double Broke | Stake Pockets: Stake Pockets Along Both Sides (Quantity Varies by Length) | Bolt Pattern: 8-Lug | Spare Mount: Side Spare Tire Mount | Paint Type: Professional Finish w/ Primer Standard | Break-Away Kit: Complete Breakaway System w/ Zip Breakaway Cable | Gate: Rear Combo Gate (Barn Doors & Spreader Gate) | J-Hooks: Along sides and rear for Cargo Control | Stabilizers: Rear Stabilizer Stands | Steps: Convenient Side-Step to Access Top Rail | Storage: Lockable Pump and Battery Box mounted between front Jacks | Tarp: Fully-Formed Tarp Shroud with Tarp & Rear Tarp Rod Holders | Steps & Handles: Convenient Side-Step to Access Top Rail | Winch: Specially Designed High Duty Cycle 15K Winch

Construction Material Floor: 7 Gauge Smooth Steel

Electric

Electrical 7-Way RV

Harness Sealed, Modular Cold-Weather Wiring Harness

Wheels & Tires

Tires, Rear Specification ST235/75 R-17.5 Load Range J Radial Tires | Spare Tire: Spare Tire & Wheel (ST235/75 R-17.5 LR-J)

Wheels Black Mod Steel

Color

Color Option Black

Battery

Battery 12V Deep Cycle | Charger: 5A 110V on Board Battery Charger

Hydraulics

Hydraulic Type Power: Power Up/Power Down & Gravity Down Hydraulic Pump

Cylinder Liners Ram: Self-Contained Scissor

20GX-16

2026 Big Tex Trailers 20GX 20GX-16