I have 6 37x12.50x17 iroks and 5 are mounted on 17 inch black steel wheels. Wheels have some rock rash but hold air fine. 2 tires are 95% 1 75% 1 60% and 2 30%. All the side walls are in great shape and no major chunking out of the tread. They all hold air and have NO plugs or patches.
$1500...