2027 Alum-Line DTB 56 

2027 Alum-Line DTB 56

Bumper Pull Dump Box Trailers
Bumper Pull Dump Box Trailers by Alum-Line are designed for heavy-duty hauing needs. Standard features includes a ½” thick aluminum main frame and superstructure. Models can be built above tire or in low profile style with walk on fenders. Many options available including various side height, skid loader ramps and axle options. Axle capacities and sizes to fit every need.

Lightweight Strength That Outperforms Steel
High-strength aluminum delivers durability without unnecessary weight.

Proudly Made in the USA Since 1986
American-built trailers and work products trusted nationwide.

Designed for Commercial & Recreational Use
Built to handle demanding jobs, daily hauling, and custom applications.

Decades of experience, trusted by thousands—precision, strength, and reliability in every build.
American-built aluminum products designed for real-world work, backed by three core principles for every product delivered

Built on 40 Years of Proven Craftsmanship
Since 1986, Alum-Line has produced premium all-aluminum trailers, truck beds, bodies, boxes, and specialty transport solutions for customers across the U.S. Our decades of experience shape every weld, panel, and design we build.

USa Manufacturing Power That Sets Us Apart
With over 120,000 sq. ft. of production space, dedicated plants, and continuous expansion, Alum-Line delivers the strength, precision, and consistency needed for commercial-grade performance in every product.

Nationwide Network Backed for years
Supported by 200+ dealers across the country and protected by a five-year workmanship warranty, our aluminum solutions are engineered to outperform steel and built to last a lifetime.

Features May Include:

Standard Features
Standard features engineered for strength, longevity, and everyday reliability.

• 6'8" Width
• 8-ton electric double acting hoist with subframe, battery, and charger
• Non-skid tongue and groove aluminum extruded flooring
• 4,800# rubber torsion axles
• Steel rims with radial tires (see tire chart for specifications)
• Electric brakes on each axle
• 2-5/16" ball type coupler
• Enclosed electrical wiring with connections junction box
• (9) sealed beam marker lights
• (2) sealed beam stop/tail/turn lights
• L.E.D. light package
• Break-away switch and battery
• Safety chains
• Heavy-duty crank up jack
• Heavy-duty walk on fenders

Optional Features
Optional enhancements designed to tailor your build for specific jobs, loads, and real-world use cases.

• 6' Width
• 8' width above tire model
• .125 smooth sides with double swing out doors 24", 36", and 48"T
• .190 smooth sides with double swing out doors 24", 36", and 48"T
• 6,000# rubber torsion axles
• 7,000# rubber torsion axles
• Aluminum rims with radial tires
• Spare tire and carrier
• Elecdraulic brakes
• Rub rail and stake pockets on 24" centers
• 3,500# recessed swivel tie rings
• (2) self-storing 6' long ramps
• Pintle hitch
• Adjustable hitch
• Extra marker lights
• Trickle charger for breakaway battery
• 8" board pocket extensions
• Hinged sides
• Wireless remote
• Tarp and roller assembly installed