What year was this Glenfield marlin 30-30 make the serial number is 89 89484?

The Glenfield Marlin 30-30 with the serial number 89 89484 was likely manufactured in the year 1989. Marlin Firearms typically used a system where the first two digits of the serial number indicate the year of production. Therefore, the "89" at the beginning of the serial number suggests it was produced in that year.