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techtalk:ref:susp02d [2022/12/04 01:16] ixl2relax [Front Forks - Installing Progressive Springs on 1994 XLH] |
techtalk:ref:susp02d [2024/01/20 21:44] (current) hippysmack |
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| My front forks (1994 XLH Std) were in need of rebuilding. So I purchased all the wearable parts and disassembled both front forks. I replaced all these parts and put new fluid in the forks - I used a no-name ATF for the fork oil, it being about 5-10wt oil. | My front forks (1994 XLH Std) were in need of rebuilding. So I purchased all the wearable parts and disassembled both front forks. I replaced all these parts and put new fluid in the forks - I used a no-name ATF for the fork oil, it being about 5-10wt oil. | ||
| - | At the same time, I replaced my stock fork springs with the Progressive 11-1527 springs. This spring kit is designated for rubbermount models, but the spring specs match for 91-later models as well. But the spacer needed to be shortened. | + | At the same time, I replaced my stock fork springs with the Progressive 11-1527 springs. This spring kit is designated for rubbermount models, but the spring specs match for 88-later models with 39mm tubes. But the spacer needed to be shortened. |
| - | The XLForum Thread about this is [[http://xlforum.net/forums/showthread.php?t=2006111|HERE]] by IXL2Relax. | + | The XLForum Thread about this is [[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|HERE]] by IXL2Relax. |
| {{:techtalk:ref:susp:forkspring-prog-11-1527-install-1.jpg?800|}} | {{:techtalk:ref:susp:forkspring-prog-11-1527-install-1.jpg?800|}} | ||
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| **The company specs & my measurments for this kit:**\\ | **The company specs & my measurments for this kit:**\\ | ||
| - | ==========================================================\\ | + | | Progressive Front Fork Springs || | The Progressive Suspension Catalog for 2007 shows the same\\ spring specs for the following kits. Only the spacer lengths differ. | |
| - | Progressive Front Fork Springs - 11-1527 - Information\\ | + | | Factory Specs: - Kit# 11-1527 - Bought Used || ::: | ::: | |
| - | ==========================================================\\ | + | | Free Length | 18.50" (470mm) | ::: | Kit# 11-1130 has a 1.00" Spacer) - For 88-93 Std and 88-91 Hugger | |
| - | | Progressive Front Fork Springs || | + | | Spring OD | 1.20" (30mm) | ::: | Kit# 11-1523 has a 2.00" Spacer) - For 94-03 Std and 92-03 Hugger | |
| - | | Factory Specs: - Kit# 11-1527 - Bought Used || | + | | Rate lbs/in | 35/50 (.63/.89 Kg/mm) | ::: | Kit# 11-1132 has a 2.40" Spacer) | |
| - | | Free Length | 18.50" (470mm) | | + | | Spacer Length | 3.00" | ::: | Kit# 11-1527 has a 3.00" Spacer) - For 04-07 All Models | |
| - | | Spring OD | 1.20" (30mm) | | + | | || ::: | Kit# 11-1124 has a 3.50" Spacer) | |
| - | | Rate lbs/in | 35/50 (.63/.89 Kg/mm) | | + | | My Measurements:|| ::: | Kit# 11-1129 has NO Spacer) | |
| - | | Spacer Length | 3.00" | | + | | Coil Wire Dia. | .195" | ::: | I have not actually measured any of the other kits, but if they\\ include the same spring with simply different length spacers,\\ you could buy (new or used) any of these kits & then make\\ your own PVC spacer to fit your forks. | |
| - | | || | + | | Length of Tight Winding | 4.460" | ::: | ::: | |
| - | | My Measurements:|| | + | | # of coils Tightly Wound | 18 | ::: | ::: | |
| - | | Coil Wire Dia. | .195" | | + | | Length of Loose Winding | 14.040" | ::: | Since the 11-1527 kit came with 3" spacers, I had to cut them\\ down to 2" spacers to be right for my 1994 model. | |
| - | | Length of Tight Winding | 4.460" | | + | | # of coils Loosely Wound | 38 | ::: | ::: | |
| - | | # of coils Tightly Wound | 18 | | + | |
| - | | Length of Loose Winding | 14.040" | | + | |
| - | | # of coils Loosely Wound | 38 | | + | |
| - | ==========================================================\\ | + | |
| - | Based on the listings in the Progressive Suspension Catalog for 2007\\ | + | |
| - | the following kits have the same factory specs as the 11-1527 kit.\\ | + | |
| - | Kit# 11-1130 has a 1.00" Spacer) - For 88-93 Std and 88-91 Hugger\\ | + | |
| - | Kit# 11-1523 has a 2.00" Spacer) - For 94-03 Std and 92-03 Hugger\\ | + | |
| - | Kit# 11-1132 has a 2.40" Spacer)\\ | + | |
| - | Kit# 11-1527 has a 3.00" Spacer) - For 04-07 All Models\\ | + | |
| - | Kit# 11-1124 has a 3.50" Spacer)\\ | + | |
| - | Kit# 11-1129 has NO Spacer)\\ | + | |
| - | (I have not actually measured any of the other kits, but if they\\ | + | |
| - | include the same spring with simply different length spacers, you\\ | + | |
| - | could buy any of these kits that were offered for a good price &\\ | + | |
| - | then make your own spacer for your own forks. A possibility?)\\ | + | |
| - | ==========================================================\\ | + | |
| Some notes from my install - I have learned much from the XLForum - The following tips were especially helpful: | Some notes from my install - I have learned much from the XLForum - The following tips were especially helpful: | ||
