Like the CE and EG models the serial number is located on the neck plate on the back of the guitar.
The following number determines the model: 8 or SA for the Swamp Ash Special, then the sequential number for that particular model After the year prefix, these models use a code digit of "4", indicating a bolt-on neck bass.
Please note that fender serial numbers tend to overlap by at least a year, and thereby the date of your guitar can only be approximated.
Most notably, production dates have been penciled or stamped on the butt end of the heel of the neck of most guitars and basses, although there were periods when this was not consistently done (1973 to 1981, for example) or simply omitted.
Original and mint condition will catch the highest values for your instruments.
If the guitar has been altered, it can depreciate the value of the guitar tremendously.
Below we have listings of guitar dating and serial number information sites and other resources.
Dating a Guitar to locate the year it was made - Locate the year your guitar was made to find out the possible value depending on condition.If you are having trouble finding the date of the guitar you are researching, try emailing the manufacturer and see if they can help date the instrument.The first letter indicates the last digit of the year of production. Tenryu/Wada Factory, Made in Japan, 1985-1986: ######. This is followed by the sequential number for that particular model.The serial number will be located on the neck plate on the back of the bass.Serial numbers were stamped on the back vibrato cover plate on early ’50s Stratocaster® guitars, and on the bridge plate between the pickup and the saddles on some Telecaster® guitars.