The Utility Side Skirt 120A-4 is a new advanced aerodynamic side skirt design, is U.S. EPA SmartWay verified to achieve greater than 5% fuel savings. “The new USS-120A-4 design is engineered to ...
Utility Trailer Manufacturing Company has designed two new US Environmental Protection Agency (EPA) SmartWay-verified side skirts that have a special bracing system. “After extensive structural ...