Bought Hartman HR8 wheels for my 2016 S3. 19 x 8.5. Thinking about 245x 35x 19 tires. Diameter for 245 are 25.8 versus 25.1 for 225 40 18 which came with S3. Max diameter increase as per tire rack is .75 in. Any comments would be appreciated. Going from 245 to 225 would be increase of .7 in.