2027 Alum-Line BP 18 

2027 Alum-Line BP 18

Backpack Box

A Backpack box from Alum-Line is a storage box that mounts behind the truck’s cab giving you storage and access from both sides of your truck. Provides extra storage space for landscapes and trucks with dump bodies. Different sizes and designs available. Fill your extra space with storage.

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.

• All aircraft grade aluminum construction
• 1/8" diamond plate skin
• Bolt-on strap hinges with (2) doors per side
• Full perimeter neoprene door seals
• Includes (2) shelves with "J" hooks
• Internal mounting sills
• Key lockable and adjustable catch
• Stainless steel T-handle locks

Optional Features

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

• Custom dimensions available
• Smooth aluminum skin also available