Minimizing the tractor/trailer gap is an effective drag-reduction strategy. Twenty-four to 28 inches is said to be optimal, while still leaving clearance for trailer swing. Tractor side fairings, fenders and trailer skirts smooth out the side profile of the vehicle for improved airflow around the body.
Minimizing the tractor/trailer gap is an effective drag-reduction strategy. Twenty-four to 28 inches is said to be optimal, while still leaving clearance for trailer swing. Tractor side fairings, fenders and trailer skirts smooth out the side profile of the vehicle for improved airflow around the body.
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