Volgens een paar posts op Strat-Talk zou het gaan om:
http://guitarnucleus.net/resources-s...fender-us.html
The “odd” SERIAL NUMBERS on the chart below exist somewhat outside the more well-known Fender serial number schemes. If you have what you consider an odd serial number, it might appear here.
A limited number of these "I" series guitars were made in 1989 and 1990. They were made for the export market and have "Made in USA" stamped on the neck heel.