For the ultimate in strength and durability, look to the 14GX Heavy Duty Tandem Axle Extra Wide Gooseneck Dump Trailer—from its robust and long-lasting structure and frame to heavy-duty dump box with 10-Gauge steel floors. Packed to the brim with the most complete box unit in the industry, the 14GX is designed to handle heavy-duty and extra wide loads with superior stability and efficiency.
Standard FeatureAvailable OptionsAxles2 - 7,000# Premium, Cambered Axles with Quick-Lubricating HubsDrop Axles (Lowers Deck Height to 24" from Ground)BrakesForward Self-Adjusting Electric Brakes on Both AxlesSuspensionMulti-Leaf Slipper Spring w/ EqualizerTongue8" Seamless I-Beam Integrated w/ Frame (10#)CouplerRound Adjustable Pin 2-5/16” Gooseneck CouplerAdjustable Pintle in Channel in Lieu of CouplerSafety Chains3/8" Grade 70 w/ Safety Latch Hook (2 ea)JackDual 12,000# Drop-Leg Jack (Side Wind)Dual 2-Speed Landing GearFrame8" I-Beam (10#)Cross-Members3" Channel on 16" CentersFloor10 Gauge Smooth SteelFenders9" x 72" 14 Ga. Diamond Plate Double BrokeRampsNot Included6.5’ Slide In Ramp PackageStake PocketsStake Pockets Along Both Sides (Quantity Varies by Length)Trailer Plug7-Way RVLightsRecessed, Grommet-Mounted L.E.D. LightingWiringSealed, Modular Cold-Weather Wiring HarnessTiresST235/80 R-16 Load Range E Radial TiresBolt Pattern8-LugWheelsBlack Mod SteelSpare MountSide Spare Tire MountSpare TireNot IncludedSpare Tire & Wheel (ST235/80 R-16 LR-E)Spare Tire Upgrade (ST235/80 R-16 LR-G)Paint TypeProfessional Finish w/ Primer StandardPaint ColorBlackTie-Downs(4) 1/2" D-Rings Inside Bed to Secure EquipmentAlong Sides and Rear for Cargo ControlBreak-Away KitComplete Breakaway System w/ Zip Breakaway CableBattery12V Deep CycleCharger5A 110V on Board Battery ChargerDeck On NeckRemovable Deck on the Neck- Bolt On (8' W x 6' L)GateRear Combo Gate (Barn Doors & Spreader Gate)J-HooksAlong sides and rear for Cargo ControlPowerPower Up/Power Down & Gravity Down Hydraulic Pump5 Watt Solar ChargerWireless RemoteRamSelf-Contained ScissorSides24" Tall (10 Ga) with formed Channel Supports4' Solid Sheet Metal SidesStabilizersRear Stabilizer StandsStepsConvenient Side-Step to Access Top RailStorageLockable Pump and Battery Box mounted between front JacksTarpFully-Formed Tarp Shroud with Tarp & Rear Tarp Rod HoldersTop Rail3"x 2" Rectangular TubingSteps & HandlesConvenient Side-Step to Access Top Rail
Tri-County Trailers
7'x14' Big Tex Gooseneck Dump
14GXHeavy Duty Tandem Axle Gooseneck Dump
7'x14' Big Tex Gooseneck Dump
MSRP: $15,170
Our Price: $12,475
Trailer Location
Trailer Specs
Stock Number: 476540
VIN: 16V3D2224T7476540
Condition: New
Year: 2026
Manufacturer: Big Tex Trailer Manufacturing, Inc.
Model: 14GX 83x14 15.9K
Weight (lbs): 4,805 lbs
Length: 14'
Width: 7'
Height:
GVWR: 15,900
Features: