Cab manufacturers could slow aerodynamic improvements, trailer manufacturers warn

The Co-operative Group, which has said it would welcome the opportunity to trial more longer semi-trailers, has become one of the first customers to receive Dolphin aerodynamic truck bodies from Gray & Adams. The Dolphin is named because of its streamlined profile, which is designed to maximise fuel-efficiency and therefore reduce CO2 emissions. The design, fitted in this example to two 26-tonne Scania chassis, features cappings that follow the curvature of the roof, and a vortex generator to smooth the […]