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Old 09-11-2011, 08:59 PM   #1 (permalink)
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truck tailgate
hi

is it better for mileage to drive with tailgate up or own?
thanks


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Old 09-11-2011, 09:37 PM   #2 (permalink)
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Leave your tailgate up. There's been several aero tests showing this is the way to go. SAE report: Pickup Truck tailgate aerodynamics... better up, down, or off?

[edit] here's another link:
Pickup tailgate up or down
Last edited by ECONORAM; 09-11-2011 at 09:45 PM..
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Old 09-11-2011, 11:05 PM   #3 (permalink)
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Yup. Up is better.

A tonneau or aerolid is even better.


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