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sportster_history:99xx-01a [2018/05/10 11:21]
hippysmack [History of Sportster VIN Changes]
sportster_history:99xx-01a [2020/04/03 16:13] (current)
hippysmack [History of Sportster VIN Changes]
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 === 1979-1980 === === 1979-1980 ===
   * Just as in '​70-'​78,​ the Vehicle Identification Number (VIN) is stamped on the right side of the engine crankcase and on the right down tube below the neck ((Whitewalls of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2000060&​highlight=VIN)). In addition to these numbers, an identification label is located on the frame below the stamped VIN ((Yoshi of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2000060&​highlight=VIN)) giving the VIN and date of manufacture.   * Just as in '​70-'​78,​ the Vehicle Identification Number (VIN) is stamped on the right side of the engine crankcase and on the right down tube below the neck ((Whitewalls of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2000060&​highlight=VIN)). In addition to these numbers, an identification label is located on the frame below the stamped VIN ((Yoshi of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=2000060&​highlight=VIN)) giving the VIN and date of manufacture.
-  * **1979 Exception**: ​+  * **1979 Exception**: ​{{ :​pdf:​sl-1979-3-2_ml110.pdf |Click here to download/​view Service Letter ML-110}}
     * For a period of one month from January 9 to February 8, 1979, (1200, 1340 and 1000cc) motorcycles were produced with the crankcase number stamped on the engine number pad instead of the VIN (frame) number in this location. This change was introduced to allow replacing engines in motorcycles at the factory without the cumbersome - and within some states - illegal re-stamping of the original VIN on the replacement engine crankcase pad. ((HD Service Letter #ML-110 dated March 2, 1979))     * For a period of one month from January 9 to February 8, 1979, (1200, 1340 and 1000cc) motorcycles were produced with the crankcase number stamped on the engine number pad instead of the VIN (frame) number in this location. This change was introduced to allow replacing engines in motorcycles at the factory without the cumbersome - and within some states - illegal re-stamping of the original VIN on the replacement engine crankcase pad. ((HD Service Letter #ML-110 dated March 2, 1979))
       * Additionally,​ this change would have deterred organized theft rings because they would have no knowledge of the correct match-up of the frame VIN and the engine pad number. ((HD Service Letter #ML-110 dated March 2, 1979))       * Additionally,​ this change would have deterred organized theft rings because they would have no knowledge of the correct match-up of the frame VIN and the engine pad number. ((HD Service Letter #ML-110 dated March 2, 1979))