Affect of trailer weight on mileage
First off, I know some people get irked about mileage questions. But some of us just want to know these things. I put on a lot of miles towing, and a significant decrease in mileage adds up. Fuel ...
Forum Discussion
marcsbigfoot20b27 wrote:
Just don't tell anyone you plan on using a wind deflector or you will get laughed at and told it won't work.
It will help. But it's not a magic answer.
We still have to cut a 8 ft wide x 9 or 10 ft tall (or taller) hole in the air.
Which at 60mph is a lot of resistance.
We probably lose 0.6 to 1.2 mpg because the rear of our trailers is flat and not aerodynamic.
The aerodynamics you see on long haul trucks are each for a few tenths of mpg improvement. They can justify the cost because over 100,000 miles per year - the savings works out.
Yes, I'm looking for an air deflector. Because every tenth of mpg we can save helps.
