Hey, buddy, welcome to the land of real trucks, not those station wagons y'all drive over on the *other* boards. :P :P
edit: Oh, and for the parts, try www.car-part.com
... they're usually pretty good about having entire assemblies available. I'm not sure if the VSS pickup off a 97 or 98 will be a plug-and-play or not though... might need to use a Superlift TruSpeed unit or something similar to compensate if it's not the same.
'00 F-150, X-cab, 4x4, Lariat, 5.4L Off-road, Trailer Tow, Holandia Sunroof($1000)Mucho mods
98 Explorer bone-stock (Lemon Law Case in Progress)
Photo Gallery Here
I'm not smart, just a resourceful idiot with some spare time.