As a general rule, let out about 60% of your normal operating pressure, not the max listed pressure, unless you have a lighter vehicle and operate at that pressure anyway.
At 5000 lbs for my front, I air down to 25, and 3000 for the rear I air down to 20 lbs.
Keys to not blowing a bead is to not let the rig bounce up and down in the washboards and not turn sharp and fast.
