Almost impassible... Is a bit of an overstatement. I was running solo at the time and my rig is wider and heavier than average. For a stock 40/4runner there'd be plenty of room. Either way, the South side of Webster pass is not for the faint of heart or the inexperienced.
98 uzj100. Factory rear-ARB front locked 4.88's. ARB Bull, Warn 9000, Irbis rear bumper, Slee sliders and belly pan. OME t-bars w/863 rears, HID, XM