in focus: AERODYNAMIC DEVICES
FlowBelow wheel covers and Tractor AeroKit
are designed to work with many different
wheel and tire configurations, including
super singles.
While aero devices
provide fuel economy
gains, a big obstacle
remains
BY JACK ROBERTS
F
or all the strides made in tractor-trailer aerodynamic research,
a fundamental design trait still
bedevils experts, and it's a design feature
crucial to the truck's efficiency: The
trailer gap.
Any vehicle moving through an air
mass faces two impediments: drag and a
vacuum. Drag is simple enough to define:
any object jutting out into the air that
AFTERMARKET
COLLISION PARTS
OFFERING A FULL LINE OF AFTERMARKET FUEL TANKS, FUEL
CAPS, STRAPS, BRACKETS & MORE!
2 Year Warranty
Meet FMCSA Regulations
Full Line Of Accessories
f
Home O
888-875-7787
www.4StateTrucks.com
Text INFO to 205-289-3554 or visit www.ccjdigital.com/info
I-44, Exit 4
Joplin, MO
COMMERCIAL CARRIER JOURNAL | JANUARY 2014
17
