Schwinn Serial Numbers and Date Codes. Dates between 1. 94. Repro Parts That Fit Whizzer Motorbikes. Whizzer Paul and my supplier and Cruzzer dealers are NOT Whizzer USA. Also comes with a serial number. BIKES BY WHIZZER Bikes by Whizzer. Whizzer produced Pacemaker frame with a serial number. Schwinn kept good records. From. 1. 95. 8 on, several different coding systems were used, from which the manufacture. All serial number records before 81. For pre 1. 94. 8 Schwinns try taking out the crankset to check for a date code. If you have a Schwinn from this era, please, PLEASE send us pictures of your bike and serial number CutterRe Cycle. We are in the process of collecting pre 1. Whizzer Parts Supplier' title='Whizzer Parts Supplier' />Locating the Serial NumberCT Cycletruck WZ, S 1. Whizzer Tdm Tandem. New numbering system begins April 1. First letter is the month first digit is the year. D1. 36. 69. 4 April 1. Whizzer Dealers' title='Whizzer Dealers' />I and O skipped to avoid confusion with one and zero. A8. 00. 00. 01. 95. A9. 00. 00. 01. 96. Whizzer Motorbike Serial Numbers' title='Whizzer Motorbike Serial Numbers' />A0. A1. 00. 00. 01. 96. A2. 00. 00. 01. 96. A3. 00. 00. 01. 96. A4. 00. 00. 0New numbering system First letter month second letter year. AA0. 00. 001. 96. AB0. 00. 001. 96. Whizzer Serial Number Lookup' title='Whizzer Serial Number Lookup' />AC0. AD0. 00. 001. 96. AE0. 00. 001. 97. AF0. 00. 00The serial number was moved from the left rear dropout to the headtube between 1. AG0. 00. 001. 97. AH0. 00. 00. 1. 97. AJ0. 00. 00. 1. 97. AK0. 00. 00. 1. 97. AL0. 00. 00. 1. 97. AM0. 00. 00. 1. 97. New Whizzer EnginesAN0. AP0. 00. 00. 1. 97. AQ0. 00. 00. 1. 98. AR0. 00. 00. 1. 98. AS0. 00. 00. 1. 98. AT0. 00. 00. 1. 99. Le Tour and Super Le Tour models sometimes began with an S followed by the Japan. Made numbering system 1. SA2. 00. 00. 0. 1. SA3. 00. 00. 0. 1. SA4. 00. 00. 0. 1. SA5. 00. 00. 0. 1. SA6. 00. 00. 0. 1. SA7. 00. 00. 0. 1. SA8. 00. 00. 0. 1. SA9. 00. 00. 0. 1. SA0. 00. 00. 0. 1. SA1. 00. 00. 0. 1. SA2. 00. 00. 0. 1. SA3. 00. 00. 0. In the 1. S began appearing in other models as well Passage, Prelude. SA4. 00. 00. 0. 1. SA5. 00. 00. 0. 1. SA6. 00. 00. 0. Japan Made numbering system Letter is the month. A1. 00. 00. 0. or 1. A0. 00. 00. 1. 97. A2. 00. 00. 0. or 2. A0. 00. 00. 1. 97. A3. 00. 00. 0. or 3. A0. 00. 00. 1. 97. A4. 00. 00. 0. or 4. A0. 00. 00. 1. 97. A5. 00. 00. 0. or 5. A0. 00. 00. 1. 97. A6. 00. 00. 0. or 6. A0. 00. 00. 1. 97. A7. 00. 00. 0. or 7. A0. 00. 00. 1. 97. A8. 00. 00. 0. or 8. A0. 00. 00. 1. 97. A9. 00. 00. 0. or 9. A0. 00. 00. 1. 98. A0. 00. 00. 0. or 0. A0. 00. 00. 1. 98. A1. 00. 00. 0. or 1. A0. 00. 00. 1. 98. A2. 00. 00. 0. or 2. A0. 00. 00. Locating the Serial Number. Chicago built Schwinn serial numbers are found on the left rear axle hanger or fork end on the frame. V6. 75. 05 1. 95. Chicago built Schwinn serial numbers are on the headtube of the frame where the fork enters from the bottom. LG0. 91. 29. 6 December 1. Garmin Mobile Xt For Windows Ce 5.0. If its not there, check the bottom of the bottom bracket where the pedals go into the frame of the bike. AY0. 0H1. 18. 58 2. The Chicago serial numbers consist of a letter representing the month of manufacture, a number indicating the last digit of the year 1. A1. 96. 5, B1. 96. A3. 67. 58. 4 or CB7. If letters were used for date codes, they skipped the letters I and O as they looked too much like numbers. Note This scheme is for all Chicago built non Paramount models excluding 1. Superiors and 1. 96. Super Sports whose serial numbers are located on the left rear axle hanger and consist of a single letter code for the month again, skip I and O, the last digit of the year and a 3 digit sequential build number e. K6. 01. 8 is the 1. October of 1. 96. The 1. 97. 0 Super Sports with Huret dropouts seem to have used a two digit year C7. March, 1. 97. 0, 2. The 1. 97. 8 1. 98. Le Tour and Super Le Tour models had their serial numbers on the left rear axle hanger and many began with an S, followed by the Japan Made numbering. SJ3. 06. 41. 8 September 1. Bicycles from Japan will have serial numbers located on the left, rear axle hanger, on the bottom bracket shell or on the lower section of the headlug. The number will have a production month letter in either the first or second position and a production year number in the other first or second position. Examples J6. 77. September, 1. Beginning in the 1. Schwinns feature a 4 digit stamp on the head badge. Julian day and the last digit of the year 1. The Julian dating was adopted for Schwinns domestic production in 1. See the 4 digit date code next to the I. Some Japanese bikes may have an X in the month position of the frame serial number. This was used to connect the remainder of a production run that spilled over into. January of the next year. For example X may have represented an overrun from the previous year. X9. 20. 19. 37 should be Month X and Year 9. But it might be Month January of Year 0. Using this logic, Y9. February of 1. 98. Im still looking for a confirmation of this dating method. Some Taiwanese built by Giant Schwinns have a date code on the right rear axle hanger or on the bottom bracket shell in the format Gmmyy. Gothic 3 Where Is The Guru Patch there. The letter G followed by a two digit month code 0. January etc. and two more digits for the production year 8. An example would be G0. Giant, January, 1. The Bicycle Trader August 1. The West Coaster. MayJune 1. 99. 1Collectable Schwinn Built Bicycles by James L. Welcome to Cruzzer Motorbikes News. WEST COAST CRUZZER. GOLETA, CA9. 31. 17. Bay Westcoastcruzzer. GASMAN CRUZZERS. 3. BETSY LANE HERNDON. TEL 7. 03 6. 20 3. Bay Whizzer. Paul. Park Place Estates Dr. Lawrenceburg, IN4. Tel 5. 13 6. 04 3.