I believe that the VIN #s last 8 numbers & letters actually tell what the vehicle options are
All of the numbers & letters before that tell just what the base vehicle is & where it was built
the remaining six digits of the VIN, which stand for the truck's serial number and are used as a unique identifier for each truck that is manufactured. These numbers are assigned in the order the vehicle comes off of the assembly line for each truck of the same type.
Read more: How to Decode Dodge Truck VIN Numbers | eHow.com http://www.ehow.com/how_5813988_deco...#ixzz1XIHNkopW