Model 1968:

8-digit VIN

Example for 911 L Targa:

 

11 8 6 0232
1 2 3 4
1                   Model designation
                     11 = 911er Group
12 = 912er Group
2                   Model Year
                      8 = 1968
3  Duty Class
                     0 = Coupé S                         5 = Targa S
1 = Coupé L                         6 = Targa L
2 = Coupé T                         7 = Targa T
3 = Coupé USA                   8 =Targa USA
4 = free number
4                   Serial number
                     0001 – 9999