Dating fender precision bass

Instruments made between 19 carry “MN” prefix serial numbers, with the “M” designating Mexico and the “N” designating the 1990s.

It’s unknown if the tweed covering was a mistake (“Oops, I thought this was a 4x10 Bassman cabinet that I was covering”) or intentional, perhaps as a special order.

Non-Schumacher transformers – It’s been universally accepted that Fender only used Schumacher transformers on amps made in the 1960s and 1970s.

The “10” prefix was designed to identify the first year of the second decade of the new millennium, and while it appears on the instrument decals, it was not captured in Fender’s operating system.

Only the seven-digit suffixes were actually entered into the database.