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techtalk:ih:body01w [2023/06/21 23:15] hippysmack [Seat Casting Date Code (1957-1972)] |
techtalk:ih:body01w [2023/06/22 03:21] hippysmack [Seat Casting Date Code (1957-1972)] |
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| Generally, on the seat casting ear for the gas tank mount on the right hand side, you'll see a letter and digit. \\ | Generally, on the seat casting ear for the gas tank mount on the right hand side, you'll see a letter and digit. \\ | ||
| Sometimes the code is stamped (letter/digit or digit/letter). The letter is the month, the digit is the year. \\ | Sometimes the code is stamped (letter/digit or digit/letter). The letter is the month, the digit is the year. \\ | ||
| - | 50's frames have the date code as year/month. 60's frames have the date code as month/year. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showthread.php?p=5998704#post5998704)) \\ | ||
| - | Example; C7 = March 1957 where 7C is March 1967. \\ | ||
| However, this is not the only number that matters for dating the frame. \\ | However, this is not the only number that matters for dating the frame. \\ | ||
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| 1958 XL, XLH, XLC and XLCH were the street bikes produced. \\ | 1958 XL, XLH, XLC and XLCH were the street bikes produced. \\ | ||
| 1959 XL, XLH and XLCH were the only street bikes produced. \\ | 1959 XL, XLH and XLCH were the only street bikes produced. \\ | ||
| - | So if you have a J7 XLCH frame (XLCH wasn't made in 1957 so) it is an October 1967 date code which dates it being made in the 1968 production year. \\ | ||
| | **1957-1972 Seat Casting Date Code - Month and Year** |||||||| | | **1957-1972 Seat Casting Date Code - Month and Year** |||||||| | ||
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| |**E**|May|**K**|November|**4**|1964| || | |**E**|May|**K**|November|**4**|1964| || | ||
| |**F**|June|**L**|December|**5**|1965|:::|| | |**F**|June|**L**|December|**5**|1965|:::|| | ||
| - | + | \\ | |
| - | The first two pics below also show a hole thru the backbone in front of the seat bracket for the small gas tank. \\ If that hole has a sleeve in it, it's an XLCH frame (or at least that portion of the backbone is). ((Moon Wolf of the XLFORUM http://xlforum.net/forums/showthread.php?t=1951365&page=2)) \\ The XLH had no hole there originally and if someone drilled it, it is not likely to have the sleeve. | + | |
| - | + | ||
| - | * In the first example pic below, a J7 on an XLCH frame would indicate 1967 since XLCH wasn't made until 1958. | + | |
| - | * In the second pic, the A9 was further diagnosed to a 1969 frame. | + | |
| - | * The third pic below is of a 6B stamp which is the same as B6 - February 1966. | + | |
| - | * The fourth pic is 7L stamped upside down which is the same as L7 - December 1957 | + | |
| - | * The fifth pic is stamped C1 on a 1971 XLCH. | + | |
| - | + | ||
| - | {{:techtalk:ih:body:seat_cast_date_code_j_7_by_animalhouse2010.jpg?direct&300|}} ((photo courtesy of Ebay seller, animalhouse2010, [[https://www.ebay.com/str/animalhouse2010?_trksid=p2047675.l2563|Link to Ebay store:]] )) {{:techtalk:ih:body:seat_cast_date_code_a_9_by_animalhouse2010.jpg?direct&300|}} ((photo courtesy of Ebay seller, animalhouse2010, [[https://www.ebay.com/str/animalhouse2010?_trksid=p2047675.l2563|Link to Ebay store:]] )) {{:techtalk:ih:body:seat_cast_date_code_6_b_by_atomrotten.jpg?direct&300|}} ((photo by atomrotten of the XLFORUM http://xlforum.net/forums/showthread.php?t=647991)) \\ | + | |
| - | + | ||
| - | {{:techtalk:ih:body:seat_cast_date_code_7_l_by_akchopper.jpg?direct&300|}} ((photo by akchopper of the XLFORUM http://xlforum.net/forums/showthread.php?p=5894688#post5894688)) {{:techtalk:ih:body:seat_cast_date_code_c_1_by_the_doctor71.jpg?direct&300|}} ((photo by The Doctor71 of the XLFORUM)) \\ | + | |
| ====== Seat Posts ====== | ====== Seat Posts ====== | ||
