2012 Kia Optima 5XXGM4A7-C — group C
531 vehicles sit in group C of this build. Cars are filed by a fixed rule based on the VIN, so a car never moves between groups.
What 5XXGM4A7-C means
- 5XX
- the World Manufacturer Identifier Kia registered — assembled in the United States
- GM4A7
- together encode the Optima line — Sedan, 2.4L — as Kia filed it, these five characters are read as one block, not letter by letter
- C
- in position 10 — model year 2012
- 9, 11–17
- differ on every car: check digit, plant code and the serial number
Groups
Too many vehicles to list on one page, so they are split by the next character of a fixed code derived from the VIN. Each group keeps its cars for good.