1981 GMC Sierra 1GT121C8-E — group 8
16 vehicles sit in group 8 of this build. Cars are filed by a fixed rule based on the VIN, so a car never moves between groups.
What 1GT121C8-E means
- 1GT
- the World Manufacturer Identifier GMC registered — assembled in the United States
- 121C8
- together encode the Sierra line — Pickup, 6.6L 8cyl, Four-wheel drive — as GMC filed it, these five characters are read as one block, not letter by letter
- E
- in position 10 — model year 1981
- 9, 11–17
- vehicle-specific fields: check digit, plant code and production sequence
Vehicles in this group
15 vehicles of the 16 in this group already has its own page.
