numbers? For example if a part number is 1234567, does part
number 1234567AA indicate that an improvement was made to
the original part number, and 1234567AB is a newer
I am wondering if the AA or AB suffixes make earlier part
number obsolete, or if there is no definite correlation.
For example, the 1998 LH cooling bottle is 4758269.
The 1999 LH cooling bottle is listed as 4758269AB.
Chrysler is now selling cooling bottle 4758269AC, which
apparently replaces 4758269AB. Does it replace 4758269 too?
If 4758269AB is ordered from Mother Mopar, would they
Just curious :)