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Mythbusters: drafting 10 feet behind a big rig will improve mileage 39 percent

Warning: Don't try this! The safest distance to drive behind a big rig at 55 miles per hour is 150 feet. Driving any closer is insane because it puts you in the driver's blind spot and also does not give you enough time to respond if the big rig's driver changes speed. This post is for informational purposes only. Drafting is a technique, usually used by race cars, to reduce drag by driving closely behind another car. Mythbusters did an episode about Big Rig myths that included a look at the drafting... myth? Does anyone really consider ... Read more →

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