Buy 1999 Ford F-150 4.2L Triton V6 M/T 4WD Base Standard Cab Pickup Stepside Door Seal (Lower). REGULAR Body, Weatherstrip, Front - OEM Ford Part # 2L3Z1820708AA (2L3Z-1820708-AA)

W'strip. Door. Weatherstrip. Body.
Rubber seal around the Door frame, aka Weatherstrip. Assembly - OpenIN. On. SEAL. Surround.

Door Seal

Fits F-150, F-150 Heritage, F-250

REGULAR & SUPER CAB, super cab.