>NPS defines 4WD specifically as part time four wheel drive with a transfer case and low range, FWIW. Does the Porsche Cayenne qualify as 4WD? Because as far a

>NPS defines 4WD specifically as part time four wheel drive with a transfer case and low range, FWIW. Does the Porsche Cayenne qualify as 4WD? Because as far as I know, at least the early models have both, even though I think Porsche calls it AWD.