Lowering the height 2 inches with a tire change will cause a ridiculous change in the appearance of the vehicle, and it will reduce your cruising speed pretty dramatically. You would have to go to something like a 50-series sidewall profile which would look pretty funny on a stovebolt pickup.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!