Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision | ||
techtalk:evo:susp01c [2018/01/12 07:06] ixl2relax ↷ Links adapted because of a move operation |
techtalk:evo:susp01c [2024/01/06 05:09] (current) hippysmack |
||
---|---|---|---|
Line 8: | Line 8: | ||
===== 1994 XLH Front Forks Disassembled - Measurements w/Pictures ===== | ===== 1994 XLH Front Forks Disassembled - Measurements w/Pictures ===== | ||
- | The following information was collected when the stock 1994 Front Forks\\ | + | The following information was collected when the stock 1994 Front Forks were disassembled to be cleaned\\ |
- | were disassembled to be cleaned and the internal springs were replaced\\ | + | and the internal springs were replaced with a set of Progressive-brand progressively wound springs. |
- | with a set of Progressive-brand progressively wound springs.\\ | + | |
- | ^Actual Measurements from a 1994 Std Model Sportster Front Fork|| | + | The following tips from the XLF threads were especially helpful:\\ |
- | |Slider Tube Length (45395-92)| 24.250in| | + | 1) Loosen (not remove) the Damper Bolts (6mm Allen Key) while the forks are still on the bike & under spring tension\\ |
- | |Slider Outside Diameter | 1.532in| | + | 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)\\\ |
- | |Leg Length (45921-87 -or- 45923-87)| 16.375in| | + | .... where the threads begin to engage - This tip was extremely helpful in getting the cap back on while compressing the spring.\\ |
- | |Leg Asbl'd Length- To Top of Cap | 17.125in| | + | 4) Use a 1-1/2" PVC coupling for the fork seal driver (coupling center spline removed)\\ |
- | ||| | + | \\ |
- | |Spring Length (45376-94)| 21.500in| | + | |
- | |Spring Outside Diameter | 1.190in| | + | |
- | |Spring - Number of Coils | 53| | + | ^Actual Measurements from a 1994 Std Model Sportster Front Fork||| |
- | |Spring Coil Wire Diameter | .180in| | + | |Slider Tube Length (45395-92)| 24.250in|{{ :techtalk:evo:susp:forks-dampersuspparts-simpleillustration.jpg?150| }}| |
- | |Spring Single Rate - Gap | .242in| | + | |Slider Outside Diameter | 1.532in|:::| |
- | ||| | + | |||:::| |
- | |Spring Protrudes out of Slider (Fork Ext'd) | 1.375in| | + | |Leg Length (45921-87 -or- 45923-87)| 16.375in|:::| |
- | |(no preload spacer used)|| | + | |Leg Asbl'd Length- To Top of Cap | 17.125in|:::| |
- | ||| | + | |||:::| |
- | |Damper Tube Length (45925-94)| 9.500in| | + | |Spring Length (45376-94)| 21.500in|:::| |
- | |Damper Tube Outside Diameter | .715in| | + | |Spring Outside Diameter | 1.190in|:::| |
- | |Damper Tube Head OD | 1.175in| | + | |Spring - Number of Coils | 53|:::| |
- | |Damper Tube Holes (4) Diameter | .298in| | + | |Spring Coil Wire Diameter | .180in|:::| |
- | ||| | + | |Spring Single Rate - Gap | .242in|:::| |
- | |Top Out Spring Length (45374-87)| 1.890in| | + | |||:::| |
- | |Top Out Spring Outside Diameter | 1.20in| | + | |Spring Protrudes out of Slider (Fork Ext'd) | 1.375in|:::| |
- | |Top Out Spring - Number of Coils | 7| | + | |(no preload spacer used)||:::| |
- | |Top Out Spring Coil Wire Diameter | .196in| | + | |||:::| |
- | |Top Out Spring Single Rate - Gap | .130in| | + | |Damper Tube Length (45925-94)| 9.500in|:::| |
- | ||| | + | |Damper Tube Outside Diameter | .715in|:::| |
- | | | | | + | |Damper Tube Head OD | 1.175in|:::| |
- | |Assembled Fork|| | + | |Damper Tube Holes (4) Diameter | .298in|:::| |
- | |Top of Damper Tube to Top of Slider (no cap) (Fork Comp'd)| 14.438in| | + | |||:::| |
- | ||| | + | |Top Out Spring Length (45374-87)| 1.890in|:::| |
- | | | | | + | |Top Out Spring Outside Diameter | 1.20in|:::| |
- | | Top of Leg Cap to Top of Slider (Fork Ext'd)| 15.125in| | + | |Top Out Spring - Number of Coils | 7|:::| |
- | | Top of Leg Cap to Top of Slider (Fork Comp'd)| 9.563in| | + | |Top Out Spring Coil Wire Diameter | .196in|:::| |
- | | Therefore -> Maximum Full Travel Equals| 5.562in| | + | |Top Out Spring Single Rate - Gap | .130in|:::| |
+ | |||:::| | ||
+ | | ||:::| | ||
+ | |Assembled Fork||:::| | ||
+ | |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 Comp'd)| 9.563in|:::| | ||
+ | | 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|}} | ||
Line 58: | Line 67: | ||
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/vbportal/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/vbportal/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 |
+ | Here's the Progressive Springs Upgrade thread by IXL2Relax at the XLForum: | ||
+ | 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 | ||
+ | |||
+ | \\ | ||