2021 Ram 1500 1C6RREFM-M — group 4

45 vehicles sit in group 4 of this build. Cars are filed by a fixed rule based on the VIN, so a car never moves between groups.

What 1C6RREFM-M means

1C6
the World Manufacturer Identifier Ram registered — assembled in the United States
RREFM
together encode the 1500 line — Pickup, 3L 6cyl — as Ram filed it, these five characters are read as one block, not letter by letter
M
in position 10 — model year 2021
9, 11–17
vehicle-specific fields: check digit, plant code and production sequence

Vehicles in this group

45 vehicles in this group, in fixed VIN order.

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