2nd Gen Ram Tech1994-2001 Rams: This section is for TECHNICAL discussions only, that involve the 1994 through 2001 Rams. For any non-tech discussions, please direct your attention to the "General discussion/NON-tech" sub sections.
Unless you have california emissions, you only have the two you found. Make sure the new one has the same style connector as the one currently on your truck. Do NOT buy bosch sensors, get the Denso, or NTK fellers.