The numbers 001-499 show Kalamazoo production, 500-999show Nashville production. During the early 1980s production moved to Korea, and again the serial numbers are not an exact science as a dating mechanism.
In 1993, a structure was developed where the number (or pair of numbers) following the initialletter indicates the year of production (i.e.
All of these instruments have a stamped into the wood 4 digit serial number 1977 to Present Day This system would have at least a 5 digit number with a space between the first and second digit example 2 2047 This would be a 1982 guitar the 2,047th guitar ever built not including the 680 custom guitars that used the original serial number system.
Like Gibson numbers, there are 8 digits in the completenumber, and follows the code of YDDDYNNN. DDD indicates the day of the year (so DDD can't be above 365), and the NNN indicates the instrument's production ranking for that day (NNN = 021 = 21st guitar built).b12345) The only exceptionto this would be some of the "E" and "F" series neckplates did have one letter followed by fiveletters (e.g. XL-1234) 5) A chrome or black neck plate with nothing on it but a Kramer headstockand a serial number stamped on them.