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Sometimes you need a little help from other drivers

Fall in line and enjoy the ride for an explanation into the aerodynamic race strategy called drafting.

Updated: June 20, 2007, 7:39 PM ET

As much as the Nextel Cup is an individual sport, successful racing at the larger tracks in particular can't be accomplished alone.

Here's an explanation about why the cars travel so close together and how cars can team up to punch through the air to help one another through drafting.

Aerodynamics: Study of airflow in regard to a stock car.

Drag: The resistance a car experiences when passing through air at high speeds.

Downforce: Downforce can be altered to improve the ...

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