2027 Alum-Line GNDF 46 

2027 Alum-Line GNDF 46

Gooseneck Enclosed Cargo Trailers
Alum-Line Gooseneck Enclosed Cargo Trailers are a heavy-duty, enclosed trailer that is designed for transporting large, heavy, or cargo securely and are favored in industries like motorsports, construction, mobile businesses, and commercial hauling. All built in with heavier gauge aluminum, you can expect a well-designed trailer that is ready for long-term daily use.

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.

• 6'6" inside height
• 8' width
• Non-skid tongue and groove aluminum extruded flooring
• Tubular side posts on 16" centers
• 2" x 5" tubular rear frame
• 4,800# rubber torsion axles for 16' and under
• 7,000# rubber torsion axles for 18' and longer
• Triple axle set-up for 32' and longer
• Aluminum rims
• Spare tire and carrier
• Electric brakes on each axle
• Side entry door
• Double doors in rear opening
• 8' gooseneck nose assembly with aerodynamic design
• Full width, full height, or combination gooseneck nose
• 2-5/16" ball type coupler
• Adjustable coupler
• White baked enamel .040 aluminum outside skin
• Enclosed electrical wiring with connections junction box
• (2) inside dome lights
• (14) sealed beam marker lights
• (4) sealed beam stop/tail/turn lights
• L.E.D. light package
• Break-away switch and battery
• Safety chains
• Heavy-duty spring loaded landing leg

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

• Height increase and decrease on 6" intervals
• 6'8" width
• 100" width
• 2" wood floor with crossmembers on 12" centers
• Dove tail or sloped floor option
• Rear rubber dock bumpers across lower rear frame with skid plate
• 8,000# rubber torsion axles
• 10,000# rubber torsion axles
• Aluminum rims with radial tires
• Elecdraulic brakes on each axle
• Extra side entry doors
• Camper style door with window and screen
• Pull-out side door step
• Side loading and unloading ramp
• Generator door with louvered vent
• Vending doors
• 2,000# stainless steel recessed rope rings
• 3,500# recessed swivel tie rings
• Tow-Rax tie down system
• Aluminum E-track tie down system
• Steel E-track tie down system
• Full swing rear door
• Rear rollup door
• Double doors in rear opening
• Extra camlock on rear to swing rear door either end
• Cable assisted full fold up ramp
• Side access door in nose
• Kick-out style window with screen
• Deep nose with king pin set-up
• Colored side sheets
• Aluminum lining on walls
• 3/8" Glassboard on walls
• 3/8" plywood on walls
• Aluminum liner on ceiling
• Full insulation in walls of trailer
• Windows of different sizes with and without screens
• Aluminum 2-way roof scoops
• Crank up roof vents
• Extra inside dome lights
• Extra marker lights
• Sealed beam reverse lights
• L.E.D. reverse light
• External loading lights
• Trickle charger for breakaway battery
• 110 plug-in inside
• RV entrance plug-in
• 4' fluorescent lights
• 11" round lights
• Breaker box
• Extra landing leg
• Dual speed landing legs
• Electric operated hydraulic landing leg system
• Rear 2,000# stabilizer jacks
• Roll out awnings
• Roof AC with heat strip (13,500 BTU)
• Winch bracket
• 6,800# winch with remote control and one roller at drop
• Tool hooks
• Tool trays
• Inside cabinet boxes made from aluminum