Tri-County Trailers

7'x14' Big Tex Dump

14GT Heavy Duty Telescopic Gooseneck Dump Trailer

Delivering rock-solid hauling performance for professionals in construction and landscaping, the 14GT Heavy Duty Telescopic Gooseneck Dump is built to provide superior and smoother lifting for any load. Its heavy-duty gooseneck and 12-ton 3-stage telescopic hydraulic cylinder handle large bulky cargo and debris, including uneven or loose materials. The dump box includes an integrated crank-style tarp shroud and tarp, D-ring tie-downs, and a rear combo gate.

Features and Equipment:
  • Axles: 2 - 7,000# premium cambered axles with quick-lubricating hubs; drop axles lower deck height to 24" from the ground
  • Brakes: Forward self-adjusting electric brakes on both axles
  • Suspension: Multi-leaf slipper spring with equalizer
  • Tongue: 10" I-beam neck
  • Coupler: Round adjustable pin 2-5/16" gooseneck coupler
  • Safety Chains: 3/8" Grade 70 with safety latch hooks, 2 each
  • Jack: Dual 12,000# drop-leg jack, side wind; dual 2-speed landing gear
  • Frame: 8" I-beam, 13#
  • Cross-Members: 3" channel on 16" centers
  • Floor: 10-gauge smooth steel; upgrade floor to 7-gauge steel
  • Fenders: 9" x 72" 14-gauge diamond plate double broke
  • Ramps: Not included; 6.5' slide-in ramp package available
  • Stake Pockets: Along both sides, quantity varies by length
  • Trailer Plug: 7-way RV
  • Lights: Recessed grommet-mounted LED lighting
  • Wiring: Sealed modular cold-weather wiring harness
  • Tires: ST235/80 R-16 Load Range E radial tires; tire upgrade to ST235/80 R-16 LR-G
  • Bolt Pattern: 8-lug
  • Wheels: Black mod steel
  • Spare Mount: Side spare tire mount
  • Spare Tire: Not included; spare tire and wheel available in ST235/80 R-16 LR-E or LR-G upgrade
  • Paint: Professional finish with primer standard; black paint
  • Tie-Downs: Four 1/2" D-rings inside the bed to secure equipment, plus tie-downs along the sides and rear for cargo control
  • Break-Away Kit: Complete breakaway system with zip breakaway cable
  • Battery: 12V deep cycle
  • Charger: 5A 110V onboard battery charger
  • Deck on Neck: Not included; removable bolt-on deck available, 8' W x 6' L
  • Gate: Rear combo gate with barn doors and spreader gate
  • J-Hooks: Along the sides and rear for cargo control
  • Power: Power up/gravity down movement; 5-watt solar charger; wireless remote
  • Ram: 12-ton 3-stage telescopic cylinder
  • Sides: 24" tall, 10-gauge, with formed channel supports; 3' and 4' solid sheet metal side options
  • Stabilizers: Rear stabilizer stands
  • Steps: Convenient side-step to access the top rail
  • Storage: Lockable pump and battery box mounted between the front jacks
  • Tarp: Fully formed tarp shroud with tarp and rear tarp rod holders
  • Top Rail: 3" x 2" rectangular tubing
  • Steps and Handles: Convenient side-step to access the top rail
Built for demanding construction and landscaping work, this gooseneck dump trailer combines heavy-duty hauling capacity with convenient loading, unloading, tie-down, and cargo-control features.
7'x14' Big Tex Dump
MSRP: $14,550
Our Price: $13,200
Financing as low as $260.07/mo
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Trailer Specs
Stock Number: 480824
VIN: 16V3D2220T5480824
Condition: New
Year: 2026
Manufacturer: Big Tex Trailer Manufacturing, Inc.
Model: 14GT 83X14 15.9K GOOSENECK TELESCOPIC DUMP
Weight (lbs): 4,650 lbs
Length: 14'
Width: 7'
Height:
GVWR: 15,900
Features: