Quote:
Originally Posted by johncal
What the manual says and Tire Rack agrees. They even recommended the same pressure when I went to 225/40-18's because the air chamber for that profile tire is the same size and they tested it with good results. Rides great and my wear is very good, so I would tend to think they're right in their recommendations.
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Also depends on the tire that came on the vehicle. I always run a little higher than the manual recommends but less than the pressure max on the sidewall. I find gas mileage and response improve. Increased tire wear has been neglible in my experience.
