Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Last revision Both sides next revision | ||
techtalk:ih:body01w [2023/06/22 00:56] hippysmack old revision restored (2021/05/24 06:14) |
techtalk:ih:body01w [2023/06/22 03:21] hippysmack [Seat Casting Date Code (1957-1972)] |
||
---|---|---|---|
Line 139: | Line 139: | ||
According to [[https://www.harleykmodel.com/technical/numbers/index.html|Harley K Model site]], 1952 K model frames don't have date codes, and only the last few months of 1953 had them. \\ | According to [[https://www.harleykmodel.com/technical/numbers/index.html|Harley K Model site]], 1952 K model frames don't have date codes, and only the last few months of 1953 had them. \\ | ||
So roughly in L1953 is when date codes first appeared. \\ | So roughly in L1953 is when date codes first appeared. \\ | ||
- | The date code reflects when the frame was made, not when bike was assembled. ((thefrenchowl of the XLFORUM http://xlforum.net/forums/showthread.php?t=1002752)) Therefore it is yet just another tool to distinguish between year models. \\ | + | The date code reflects when the frame was made, not when the bike was assembled. ((thefrenchowl of the XLFORUM http://xlforum.net/forums/showthread.php?t=1002752)) Therefore it is yet just another tool to distinguish between year models. \\ |
1970-1972 (and possibly later frames) still have date stamping numbers but they are not normally used to distinguish the year of the frame. \\ | 1970-1972 (and possibly later frames) still have date stamping numbers but they are not normally used to distinguish the year of the frame. \\ | ||
Line 147: | Line 147: | ||
1957-1969 models DO NOT have VIN numbers. So to chase down the year model of the frame, several methods of deducing must be done. \\ | 1957-1969 models DO NOT have VIN numbers. So to chase down the year model of the frame, several methods of deducing must be done. \\ | ||
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. \\ | ||
- | The letter is the month, the digit is the year. Example; C6 = March of 1966, , C7 = March 1957 or March 1967 frame. \\ | + | 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 the other way around (letter/digit or digit/letter). \\ | + | |
- | 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. \\ |
You can distinguish the 57-59 frames from the 67-69 by the seat castings, which are quite different. \\ | You can distinguish the 57-59 frames from the 67-69 by the seat castings, which are quite different. \\ | ||
Each frame would have uniquely identifiable features also. ((Magneto Sportster of the XLFORUM http://xlforum.net/forums/showthread.php?p=5577614&highlight=seat+cast+number#post5577614)) \\ | Each frame would have uniquely identifiable features also. ((Magneto Sportster of the XLFORUM http://xlforum.net/forums/showthread.php?p=5577614&highlight=seat+cast+number#post5577614)) \\ | ||
Line 160: | Line 160: | ||
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** |||||||| | ||
- | |**A**|January|**G**|July|**0** *|1960 or 1970|**6**|1966| | + | |**A**|January|**G**|July|**0**|1960 or 1970|**6**|1966| |
- | |**B**|February|**H**|August|**1** *|1961 or 1971|**7** *|1957 or 1967| | + | |**B**|February|**H**|August|**1**|1961 or 1971|**7**|1957 or 1967| |
- | |**C**|March|**I**|September|**2** *|1962 or 1972|**8** *|1958 or 1968| | + | |**C**|March|**I**|September|**2**|1962 or 1972|**8**|1958 or 1968| |
- | |**D**|April|**J**|October|**3**|1963|**9** *|1959 or 1969| | + | |**D**|April|**J**|October|**3**|1963|**9**|1959 or 1969| |
- | |**E**|May|**K**|November|**4**|1964| * requires further \\ identification || | + | |**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 ====== |