A Stemco Trailer Tail can save several percent in fuel at highway speeds, but it does no good if it’s not deployed, says Senior Contributing Editor Tom Berg.

An analysis of four tanker configurations showed drag reduction of more than 2%. But Senior Contributing Editor Tom Berg suggests another way to cut drag –...

Side skirts are still king when it comes to fuel-saving trailer specs and add-ons among fleets tracked in the North American Council for Freight...

Starting Jan. 1 of next year – fewer than nine months from now – all new 53-foot box-type trailers will come with trailer skirts, like ‘em or not. Tom Berg...

Wheel covers and fairings smooth the complex air flow around trailer wheels and suspension. They complement other trailer aerodynamic devices. Tom Berg...

It appears that it took a government decree to push operators into it, and it will take another set of rules to force further adoption of drag-reduction...

Plasma, the stuff of lightning and the Northern Lights, can be harnessed to alter the flow of air over trucks.

Duplainville Transport’s aerodynamic tractor-trailers average 7.7 mpg on trips among printing plants operated by its parent, QuadGraphics.

“All you have to do is ride a motorcycle behind the trailers to notice the difference” between aero and bare trailers, says John Drake, a Harley-Davidson...

EPA wants more fuel-saving devices on trailers under proposed greenhouse-gas-reductoin rules. But one trailer maker says they won't provide as much benefits...