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Pray for Mojo · 09-28-2018, 02:02 PM

The sidewall height is the same for 255-50-19, aspect ratio goes up as tire width decreases to maintain the same sidewall height. I wanted some chunkiness to keep the wheels safer, overall the total diameter is within 1-2% of the 21s.

09-28-2018, 02:02 PM	#82
Pray for Mojo Major 431 Rep 1,115 Posts Drives: 2014 M235i & 2018 X3 M40i Join Date: Apr 2014 Location: Calgary iTrader: (0)	The sidewall height is the same for 255-50-19, aspect ratio goes up as tire width decreases to maintain the same sidewall height. I wanted some chunkiness to keep the wheels safer, overall the total diameter is within 1-2% of the 21s.
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