Most people don’t spend much time thinking about mudflaps – those strips of rubber behind a big rig’s wheels that repel grime and maybe show a gun-toting Yosemite Sam, warning “Back off!” But by using sophisticated design technology, engineers at truckmaker Kenworth discovered that the little flaps were also a major source of drag. Simply trimming and tapering the flaps will cut about $400 from a typical truck’s annual gas bill.
Heavy-Duty Computing
February 19, 2009