I have actually calculated those grundkörper drag figures wrong in the small picture:
First pictures value is 46%from wheels
Third picture value 61%
Fourth picture 61,5%


If you want to support independent tire testing you can send your support to my paypal account.
[email protected]
Mark it as: for tire testing so I know what the money is for.

Money will be used to buy more wheels and tires for the next tests.

Tall and narrow tires will lower your Model Y energy consumption 10%, similar savings can be had also for the Model 3.

Cars inside noise will be drastically lowered also, with narrower tires.