A semi truck step box should do more than just provide a foothold—it should also offer reliable storage, durable construction, and seamless integration with your truck. That’s exactly what Trison delivers with our Smooth Aluminum Step Box. Proudly made in Brantford, Ontario, this aluminum step box for semi trucks is built from 1/8” thick aluminum, ensuring long-lasting performance and corrosion resistance. Key Features: Built to Last: Precision-manufactured using 1/8” thick aluminum for superior strength and durability. Multiple Size Options: Available in 12″, 16″, 18″, 24″, 30″, and 36″ widths—or request a custom size to fit your semi truck perfectly. Storage & Functionality: Provides a secure step while also doubling as a lockable storage compartment for tools and gear. Sleek, Professional Finish: Smooth aluminium design delivers a clean, polished look on any semi truck. Secure & Easy Installation: Designed for straightforward mounting to semi truck frames. Mounting Recommendations: For the most secure installation, we recommend using the SBMTGPC1 – Steel Powder-Coated L-Bracket. This bracket is sized specifically for step boxes and is strong enough to mount directly to the truck frame. Browse all mounting bracket options: Small Aluminum L-Brackets Small Steel Powder-Coated L-Brackets Large Steel Powder-Coated L-Brackets Large Aluminum L-Brackets Why Trison? With over 15 years of experience in manufacturing headache racks, storage boxes, and aluminum semi truck accessories, Trison is a trusted name in the industry. Our products are designed for Canadian truckers who demand durability, reliability, and quality craftsmanship. Same-day shipping on orders placed before 12:00 pm. Local pickup available in Brantford, ON. For questions, call 1-519-720-9464.
