[CargoBoatTails]

Now that's an interesting chart you have there. It amazes me that a company would publish that a 215/70/15 has less resistance than a 165/80/13. Here is a perfect example of not believing everything you read, especially when the government is involved. Some things we can agree on, narrower and smaller wheels are better, as far as profile I would have to say LRR is what people should look for, in sets of 4.