Iron Bull Trailers DTG21 21,000 lb GVWR Gooseneck Dump Trailer – 83″ x 12’–16′ Triple‑Axle Heavy Haul

The Iron Bull Trailers DTG21 Gooseneck Dump Trailer is a heavy‑haul triple‑axle workhorse built for construction, agriculture, and demanding commercial hauling. With a 21,000 lb GVWR, rugged 83″ x 12’–16′ gooseneck bed, and three 7,000 lb cambered electric‑brake axles, this dump trailer delivers serious payload capacity and unmatched stability for everyday jobs.

Engineered with a one‑piece 12″ I‑beam neck and top‑tier components, the DTG21 is designed for maximum lifting power and long‑term durability. Premium 235/80R16 radial tires, multi‑leaf slipper‑spring suspension, and weld‑on diamond‑plate fenders ensure a smooth ride and strong stopping power, even on rough terrain. Each unit is finished with powder coat and primer for corrosion resistance and a sleek, professional look that stands out on the jobsite.

Inside the cab, operators benefit from a remote‑operated hydraulic pump, scissor hoist with 5″ x 16″ cylinder, and double‑acting power unit for fast, reliable dumping. The trailer also includes a standard tarp kit, locking pump box, multi‑function gate, and 110V wall‑outlet battery charger that keeps the deep‑cycle battery ready for the next haul. Additional features like stake pockets, three‑way gate, DOT‑approved lifetime LED lighting, and three‑cambered 7,000 lb axles make the Iron Bull DTG21 21,000 lb GVWR Gooseneck Dump Trailer one of the most feature‑packed heavy‑duty dump trailers on the market built in the USA for serious contractors and commercial fleets.

Width	Length	GVWR	Axles	Tire/Wheel	Sides	Weight
83″	12′	14,000 lb	2 x 7,000 lb	235/80R16 8 Hole	24″	5,278 lb
83″	14′	14,000 lb	2 x 7,000 lb	235/80R16 8 Hole	24″	5,401 lb
83″	16′	14,000 lb	2 x 7,000 lb	235/80R16 8 Hole	24″	5,798 lb
83″	16′	21,000 lb	3 x 7,000 lb	235/80R16 8 Hole	24″	6,065 lb