Decoding Jeep CJ VIN Numbers on 1945 to 1968 Jeep CJ-2A, CJ-3A, and CJ-3B. 1945 to 1968 Jeep CJ VIN numbers are usually located in several possible locations. You should find a tin plate on the drivers side firewall and/or on the dash inside the Jeep.
The following tables also contain production numbers. Accuracy of the production numbers is unverified.
CJ-2A 1945 to 1949 – The first civilian Jeep. Production started July 17, 1945
| Year | Body | Model | Serial No. Starting | Serial No. Ending | Units Made |
| 1945 | CJ-2A | 10001 | 11824 | 1,824 | |
| 1946 | CJ-2A | 11825 | 83379 | 71,554 | |
| 1947 | CJ-2A | 83380 | 148458 | 65,078 | |
| 1948 | CJ-2A | 148459 | 222581 | 74,122 | |
| 1949 | CJ-2A | 222582 | 224764 | 2,182 |
CJ-3A – 1948 to 1953
| Year | Body | Model | Serial No. Starting | Serial No. Ending | Units Made |
| 1949 | CJ-3A | 10001 | 37749 | 27749 | |
| 1950 | CJ-3A | 37750 | 63784 | 26034 | |
| 1951 | CJ3-A | 451 GB1 | 10001 | 54158 | 44158 |
| 1952 | CJ-3A | 452 GB1 | 10001 | 38652 | 29652 |
| 1953 | CJ-3A | 453 GB1 | 10001 | 20617 | 10617 |
CJ-3B 1953 to 1968
| Year | Body | Model | Serial No. Starting | Serial No. Ending | Units Made |
| 1953 | CJ-3B | 453GB2 | 10001 | 37551 | 27,551 |
| 1954 | CJ-3B | 453 GB2 | 10001 | 41292 | 31,292 |
| 1955 | CJ-3B | 453 GB2 | 10001 | 22952 | 12,952 |
| 1956 | CJ-3B | 453 GB2 | 22953 | 34371 | 11,418 |
| 1957 | CJ-3B | 453 GB2 | 34372 | 41591 | 7,220 |
| 1958 | CJ-3B | 453 GB2 | 41592 | 48247 | 6,656 |
| 1959 | CJ-3B | 453 GB2 | 48248 | 57547 | 9,300 |
| 1960 | CJ-3B | 453 GB2 | 57548 | 67473 | 9,926 |
| 1961 | CJ-3B | 453 GB2 | 67474 | 85317 | 17,844 |
| 1962 | CJ-3B | 453 GB2 | 85318 | 91464 | 6,147 |
| 1963 | CJ-3B | 453 GB2 | 91465 | 117202 | 25,738 |
| 1964 | CJ-3B | 453 GB2 | 117203 | 127686 | 10,484 |
| 1965 | CJ-3B | 453 GB2 | 129687 | 131201 | 3,392 |
| 1966 | CJ-3B | 8105 | 131202 | 135888 | 4,687 |
| 1966 | CJ-3B | 8105 | 135889 | 139773+ | 3884+ |
| 1968 | CJ-3B | 81051 | No Information for this year | ||