"Steel unibody" refers to a type of vehicle construction where the body or frame of the car is made from a single piece of steel, providing strength, durability, and structural integrity. Full definition
The Fiat Dino coupe used an all - steel unibody construction. (en.wikipedia.org)
Advanced Structural Safety A special steel unibody structure with a 2 - system load path structure allows the Clarity Electric to efficiently absorb front, side and rear crash energy, distributing crash loads through the structure while helping to retain the integrity of the passenger cabin. (hondanews.com)
The exterior of the Audi A4 is made of a galvanized steel unibody with anti-corrosion protection. (automotive.com)