go to transwest in up in farr west just by smith and edwards. last time i was there, they had probably 10 or 12 gen I lwb's.
hey phil youll be able to run fins, hells revenge and poisen spider mesa stock as they have bypasses for most of the major obsticles. few places on the way up to psm where you will need skinny pedal to get up but once your on top youll be fine. id also recommend 7 mile rim and kanes creek, both are doable in a capable stock rig with a good driver and are a blast if you dont mind tippy 2 wheel action. metal masher and porcupine rim you may want to do a little more research into.