" North American Council for Freight Efficiency (NACFE) and Rocky Mountain Institute"
"22847 Two Rivers Road Basalt, CO 81621, Colorado, United States "
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Trailer underbody devices, often called bogie fairings, move the air away from the trailer bogies. These devices can be attached to the underside of the trailer to “shape” the air and lower drag around the rear tandem axle set of the trailer.
