Engineered to replace OEM cab extenders, EDGE CABFLEX™ reduces drag, boosts efficiency, and resists jackknifing. Durable, hinge-free design with flexible T-FLEX BLUE BRACKETS keeps you on the road—no drilling required.

Built for Freightliner Cascadia (2018–2026), EDGE CABFLEX™ is a jackknife-resistant fairing made from thermoplastic and steel. It installs in under an hour, weighs just 70 lbs, and fits multiple cab configurations. Available in white or black.

Installation time of 30 minutes (2 trained technicians).

EDGE CABFLEX™ Training Materials

Streamlined Efficiency for Cab Extenders

The EDGE CABFLEX™ is designed to replace OEM cab extenders with a fuel-saving, jackknife-resistant solution that meets the demands of both diesel and electric fleets.

Built to Bend, Not Break

Outfitted with TRANSTEX’s signature T-FLEX BLUE BRACKETS, EDGE CABFLEX™ flexes on impact to reduce damage and prevent downtime—no hinges or coil springs required.

Durable, Road-Tested Materials

Crafted from composite laminate and steel, EDGE CABFLEX™ components are UV-resistant, weatherproof, and engineered for long-lasting resilience in harsh conditions.

Simple, No-Drill Installation

Steel adapter brackets mount directly onto OEM points—no drilling necessary. The full system installs in under an hour with minimal tools and training.

Product Specifications

Weight (lbs) 70
Width (in) 27
Material Thermoplastic/Steel
Installation Time (2 trained technicians) 30 minutes
Colors White, Black

*Installation time does not include disassembly of the OEM solution, which may vary depending on vehicle condition.