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techtalk:evo:susp01c [2020/10/26 22:30] ixl2relaxtechtalk:evo:susp01c [2024/01/06 05:09] (current) hippysmack
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 and the internal springs were replaced with a set of Progressive-brand progressively wound springs. and the internal springs were replaced with a set of Progressive-brand progressively wound springs.
  
-The following tips from the XLF threads were especially helpful: +The following tips from the XLF threads were especially helpful:\\ 
-1) Loosen (not remove) the Damper Bolts (6mm Allen Key) while the forks are still on the bike & under spring tension +1) Loosen (not remove) the Damper Bolts (6mm Allen Key) while the forks are still on the bike & under spring tension\\ 
-2) Remove the Fork Caps using a 1-3/8" Socket (35mm) +2) Remove the Fork Caps using a 1-3/8" Socket (or 35mm).\\ 
-3) Align the fork cap on the slider tube (no springs installed) and mark the exact point (on both the cap and the slider) +3) Align the fork cap on the slider tube (no springs installed) and mark the exact point (on both the cap and the slider)\\\ 
-.... where the threads begin to engage - This tip was extremely helpful in getting the cap back on while compressing the spring... +.... where the threads begin to engage - This tip was extremely helpful in getting the cap back on while compressing the spring.\\ 
-4) Use a 1-1/2" PVC coupling for the fork seal driver (coupling center spline removed)+4) Use a 1-1/2" PVC coupling for the fork seal driver (coupling center spline removed)\\ 
 +\\
  
  
-^Actual Measurements from a 1994 Std Model Sportster Front Fork|| +^Actual Measurements from a 1994 Std Model Sportster Front Fork||| 
-|Slider Tube Length (45395-92)|  24.250in| +|Slider Tube Length (45395-92)|  24.250in|{{ :techtalk:evo:susp:forks-dampersuspparts-simpleillustration.jpg?150| }}
-|Slider Outside Diameter |  1.532in| +|Slider Outside Diameter |  1.532in|:::
-||| +|||:::
-|Leg Length (45921-87 -or- 45923-87)| 16.375in| +|Leg Length (45921-87 -or- 45923-87)| 16.375in|:::
-|Leg Asbl'd Length- To Top of Cap |  17.125in| +|Leg Asbl'd Length- To Top of Cap |  17.125in|:::
-||| +|||:::
-|Spring Length (45376-94)| 21.500in| +|Spring Length (45376-94)| 21.500in|:::
-|Spring Outside Diameter |  1.190in| +|Spring Outside Diameter |  1.190in|:::
-|Spring - Number of Coils | 53| +|Spring - Number of Coils | 53|:::
-|Spring Coil Wire Diameter |  .180in| +|Spring Coil Wire Diameter |  .180in|:::
-|Spring Single Rate - Gap |  .242in| +|Spring Single Rate - Gap |  .242in|:::
-||| +|||:::
-|Spring Protrudes out of Slider (Fork Ext'd) |  1.375in| +|Spring Protrudes out of Slider (Fork Ext'd) |  1.375in|:::
-|(no preload spacer used)|| +|(no preload spacer used)||:::
-||| +|||:::
-|Damper Tube Length (45925-94)|  9.500in| +|Damper Tube Length (45925-94)|  9.500in|:::
-|Damper Tube Outside Diameter |  .715in| +|Damper Tube Outside Diameter |  .715in|:::
-|Damper Tube Head OD |  1.175in| +|Damper Tube Head OD |  1.175in|:::
-|Damper Tube Holes (4) Diameter |  .298in| +|Damper Tube Holes (4) Diameter |  .298in|:::
-||| +|||:::
-|Top Out Spring Length (45374-87)|  1.890in| +|Top Out Spring Length (45374-87)|  1.890in|:::
-|Top Out Spring Outside Diameter |  1.20in| +|Top Out Spring Outside Diameter |  1.20in|:::
-|Top Out Spring - Number of Coils | 7| +|Top Out Spring - Number of Coils | 7|:::
-|Top Out Spring Coil Wire Diameter |  .196in| +|Top Out Spring Coil Wire Diameter |  .196in|:::
-|Top Out Spring Single Rate - Gap |  .130in| +|Top Out Spring Single Rate - Gap |  .130in|:::
-||| +|||:::
-| | | +|  ||:::
-|Assembled Fork|| +|Assembled Fork||:::
-|Top of Damper Tube to Top of Slider (no cap) (Fork Comp'd)|  14.438in| +|Top of Damper Tube to Top of Slider (no cap) (Fork Comp'd)|  14.438in|:::
-||| +|||:::
-| | | +|  ||:::
-|  Top of Leg Cap to Top of Slider (Fork Ext'd)|  15.125in| +|  Top of Leg Cap to Top of Slider (Fork Ext'd)|  15.125in|:::
-|  Top of Leg Cap to Top of Slider (Fork Comp'd)|  9.563in| +|  Top of Leg Cap to Top of Slider (Fork Comp'd)|  9.563in|:::
-|  Therefore -> Maximum Full Travel Equals|  5.562in|+|  Therefore -> Maximum Full Travel Equals|  5.562in|:::| 
 +\\
  
-Pictures from a disassembled 1994 Front Fork:\\+**Pictures from a disassembled 1994 Front Fork:**\\
 {{:techtalk:evo:susp:1994-std-fork-parts-01.jpg?800|}}\\ {{:techtalk:evo:susp:1994-std-fork-parts-01.jpg?800|}}\\
 {{:techtalk:evo:susp:1994-std-fork-parts-02.jpg?400|}} {{:techtalk:evo:susp:1994-std-fork-parts-02.jpg?400|}}
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 Reference Additional Information on the 1986-2003 models in these XLForum Threads:\\ Reference Additional Information on the 1986-2003 models in these XLForum Threads:\\
 Thanks to jaystellato for contributing to this conversation:\\ Thanks to jaystellato for contributing to this conversation:\\
-http://xlforum.net/forums/showthread.php?t=2004931\\ +https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-suspension-frame-forks-handlebars-fuel-tank-oil-tank-fenders/188025-rigid-mount-fork-info?t=2004931\\ 
-http://xlforum.net/forums/showthread.php?t=1971682\\+https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-suspension-frame-forks-handlebars-fuel-tank-oil-tank-fenders/183137-wrong-damper-tubes?t=1971682\\
  
 All Photos are from IXL2Relax at the XLForum All Photos are from IXL2Relax at the XLForum
  
 Here's the Progressive Springs Upgrade thread by IXL2Relax at the XLForum: Here's the Progressive Springs Upgrade thread by IXL2Relax at the XLForum:
-http://xlforum.net/forums/showthread.php?t=2006111+https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-suspension-frame-forks-handlebars-fuel-tank-oil-tank-fenders/188361-progressive-fork-springs-11-1527?t=2006111
  
 \\ \\