That summit part is the 2002-2004 4.0 sensor....I never could figure out the difference between the 2000-2001 and the 2002-2004 sensors even though they have different part numbers. I saw one reference that suggested that the gear was maybe different...but the gear is unneeded anyways...so

Last edited by Quicksilver440; 02/08/13 10:13 PM.