Sidewall pressure is 55 PSI, and I’m filling to 50. I’ve been doing it for 8-9 months now and the tire wear is more even than it’s ever been. The way I look at it, curb weight is 4,700 lbs for our AWD sienna, and my wife easily has another 1,000 lbs of debris in the van at any time (don’t get me started). We’re…