Doing another relatively quick search, here are some part numbers I dug up for all of them.
MB5Z-5035-A: ST, Aviator, & w/o air suspension (shown below)
MB5Z-5035-B: Interceptor, & w/air suspension
MB5Z-5035-C: 2.3, LX, base (shown in Post #38)
Obviously you would have to run your VIN, but...