[GregW / Oregon]

Originally Posted by Jovian

I recently upgraded from 156's to 162's and my gas mileage has plummeted. Is there a thread somewhere that talks about gas mileage based on the different wheels types? TIA.

Here's a relevant article: https://www.tirerack.com/tires/tiret...jsp?techid=108
The effect should be quite moderate unless making a radical change.