[Moomoo]

Originally Posted by Laird Scooby

I gave up trying to work it out, i once had the theory 122s were 4 door and 121s were two-door but your theory (based i guess on observation like me) is the exact opposite and it seems neither of us were correct. Maybe there's an explanation somewhere on the forum about the 120 series model numbers, i think there's one for the 140/240 series before they dropped the last digit denoting the number of doors.

I like a good mystery.😋