updating customer records - Dating schwinn bikes
It consisted of six components: Paramount Tandem Serial Numbers Paramount started building tandems in 1969.
Prior to this time, only special team tandems (like Olympic bikes) were made.
Unfortunately, an office fire in 1948 destroyed the Paramount records.
By early 1959, serial number 949 had been reached, necessitating a new system.
The “New” System This system was used from Spring of 1959 to the end of 1965.
We found a very early Paramount – claimed to be a 1938-9 vintage – with serial number A545.
Little is known about serial numbers for bikes built after World War II.
The Sugino Maxy cotterless crank was a game changer.