I was wondering if there's anything extra I should be concerned with in replacing the rear speed sensor in my 99se. Anyone have any other cheaper parts sources? Ford dealer/online wants $70, and I feel ripped off if I go that route. Any and all constructive criticism/advice greatly appreciated.

I think, I tinker, I play around, I build. '99 Contour W Ztc, ATX, HID Fog, mesh, A6, B LED, Big 3, Alpine cda-9827, Memphis lvs12 1200w, Alpine 1241, 4xInf K 6x8, Xfire 400/4, 7.2 LCD, glv box "xbox jack" mod, interior horn alarm mod