To determine the year a Schwinn Jaguar bicycle was made based on the serial number, you typically need to reference specific Schwinn serial number charts. The serial number you provided starts with "sd," which indicates it may have been produced in the late 2000s. For an exact year, you might want to consult Schwinn's official resources or vintage bicycle databases.
The Schwinn bicycle serial number chart can provide information about the age and model of a Schwinn bicycle based on its serial number. This can help you determine the history and specifications of your bike.
The Schwinn cruiser serial number is typically located on the bottom bracket of the bicycle frame.
The Schwinn serial number chart can provide information about the age and model of a Schwinn bicycle based on its serial number.
The Schwinn date code chart provides information about the manufacturing date of a Schwinn bicycle based on the serial number.
Based on the date code for the letters in this serial number, it was made in February of 1975.
The Schwinn bike serial number H19577 was made in 1951.
http://www.re-cycle.com/History/Schwinn/SwnB_Serial.aspx#location
2003
1984
August 1974
The Schwinn serial number DU505908 indicates that the bike was manufactured in 1980. Schwinn used a specific coding system where the first letter represents the year, and "D" corresponds to 1980. The following digits provide additional information about the production sequence.
1953 made between march 4th to march 31. However I didn't know the Varsity was made that early are you sure there isn't another letter in the serial number. If it has AL32165 it would be January 1975 more likely.