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Drfuyutsuki
| Posted on Thursday, April 07, 2005 - 08:56 am: |
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Hey all you machine heads, I got bored out of my mind at work and have decided to work on designs for two stands to unload the rear shock on my S1. Here in lies the question, How High do I have to lift the rear end of the bike to unload the rear shock? |
Azbueller
| Posted on Thursday, April 07, 2005 - 09:27 am: |
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Standard swing arm stands lift the rear wheel off the ground about 4". |
Road_thing
| Posted on Thursday, April 07, 2005 - 09:34 am: |
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Doc: I assume that to "unload the rear shock" you want to lift the rear tire clear of the ground, yes? I don't know the answer to that question off the top of my head, but I'll be happy to measure my stand this afternoon and post the dimension, unless somebody else does it first. I can tell you the Handy stands are just about right, and for $100 for the pair, front & rear, they're a tough deal to beat. Unless, of course, you're bored and have access to somebody else's tools and materials! What are you going to make the stands out of? rt |
Mikej
| Posted on Thursday, April 07, 2005 - 09:50 am: |
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The old center stands for the M2 and others that lifts from the footpegs unloads the rear suspension. http://www.cyclelifts.com/buellcs.htm Several of the site sponsors here sell them, or can get them. Mine works just fine, wish it worked on the S2 (actually haven't tried it but was told it doesn't for some reason, maybe I"ll have to see for myself why) . From their site:
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Bluzm2
| Posted on Thursday, April 07, 2005 - 12:26 pm: |
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Mike, I have the same stand. All you have to do is bend the legs out slighty for it to fit the S2. In fact, I recently found the original documentation that came with the stand. They actually put the tip in the instructions! I used my floor jack to spread it about 3/4" I put one leg under the front axel and pumped the jack up until it hit the other leg. A couple of more pumps and it was good to go. |
Mikej
| Posted on Thursday, April 07, 2005 - 12:30 pm: |
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Guess I missed that in the instruction sheet. And it still works fine on the M2 after the spread if you slide the hooks in some? |
Drfuyutsuki
| Posted on Thursday, April 07, 2005 - 02:41 pm: |
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AZ- Thanks for the measurement, but not quite what I am looking for. Road-thing: Your right on what I want to do; thanks in advance for the measurement on your stand; and true the stands look like a pretty good deal but like I said I'm really bored, working 12 hour shifts at the moment with enough work for maybe 2. Mike- Thanks for the link; I think I can get the measurement I need just looking at the pictures, correct me if I am wrong but the supports are about as tall as the stand is wide. (Message edited by drfuyutsuki on April 07, 2005) |
Mikej
| Posted on Thursday, April 07, 2005 - 03:05 pm: |
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It's pretty close, maybe a little wider than taller. The hooks that go under the footpeg bosses are higher on one side than the other (hold up your hand with the index finger and thumb forming a U shape and the footpeg resting in the cradle between them, sort of) . The hooks are maybe 1/4" thick give or take a little. |
P0p0k0pf
| Posted on Thursday, April 07, 2005 - 03:45 pm: |
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I just got the DSE centerstand as well. It works great. I have aftermarket rear sets on my S1W, so I had to machine some bobbins for the stock peg holes to lift the bike with. |
Road_thing
| Posted on Thursday, April 07, 2005 - 08:46 pm: |
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Doc: Here's a pic of the setup I use: It's a Handy stand with a piece of 5/8" OD tube welded to the top of each side. I slip a length of 5/16" steel rod through the tubes and through the rear axle--it's tons easier than lining up those #$*!! swing arm cradles, and very secure. From the center of the rod to the ground is 13 and 3/4 inches. That gives me about 1/2" of clearance between the tire and the ground. Hope this helps you out. rt |
Phat_j
| Posted on Friday, April 08, 2005 - 09:38 am: |
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i think what you guys are missing is that he said he wanted to unload the shock....... swingarm stands do not do this... infact the last set up with the rod through it, is great for cleaning the wheel etc, but u cant even change the tire this way.. |
Al_lighton
| Posted on Friday, April 08, 2005 - 10:08 am: |
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I was told that those DSE centerstands were no longer available, but it isn't true. I can get them if anyone needs one. I've had one for a long time and it has seen a LOT of use. Cool product. Al |
Bluzm2
| Posted on Friday, April 08, 2005 - 11:43 am: |
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Mike, The stand still works great for the M2 or an X1. Like you said, you just need to slide the supports over a bit more. |
Twowheeldream
| Posted on Sunday, April 10, 2005 - 01:19 am: |
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Al, What price are we talking for those center stands? Need it to fit a 97 S3. Is there a stand out there that will allow me to support the front end in a way that i can change the steering head bearings? If not, anyone out there have any tips on this? |
Al_lighton
| Posted on Sunday, April 10, 2005 - 12:07 pm: |
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Charles, Send an email to sales at americansportbike dot com and I'll send details, I don't have them here at home. That stand is cool in that when you lift it by the pegs, the rear wheel is off the ground. But if you put a bottle jack under the front shock eye, you can make it so the front wheel is off the ground instead. So yes, you can use it to change steering head bearings. Tips on steering head bearing replacement? Not much other than the manual. I found it easiest to remove the lower bearing on the steering stem by cutting it off with a zizz wheel, I couldn't get it to budge on mine. But there is a metal washer/cup underneath it. Before putting the new bearing on, put a small notch at the back side of that cup so that it doesn't hold water. Al |
Koz5150
| Posted on Sunday, April 10, 2005 - 09:59 pm: |
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I got the Centerstand and LOVE it! Got mine used for $75, after loosing an ebay auction on one for $120... Bike cleaning, oil changes, and bike shows, I use it all it all the time.
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Drfuyutsuki
| Posted on Monday, April 11, 2005 - 11:18 am: |
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I will post the draawings I am working on when I get into work tonight. One is like the Koz posted pics of. The other comes in from behind instead, I think it would be feasable to use it long term for winter storage but will have to test it out and find someone who could tell me how much weight would be need to keep it in place. Both designs should be usable with the everything in place, I dont want to have to remove my exhaust to use them. Talk to yall tonight, Josh |
Road_thing
| Posted on Monday, April 11, 2005 - 12:22 pm: |
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Phat_j: You are correct! Me no read so good... rt |
Drfuyutsuki
| Posted on Tuesday, April 12, 2005 - 06:14 am: |
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Of Course none of these is to any sort of scale but all you really have to do is plug in the one or two measurements. I think with what I have been able to guess-timate A=B in both drawings when the height needed to raise is unknown B becomes the primary measurement. This first one is front facing like the one Koz posted: The second one face toward the rear of the bike and should be long enough to clear the wheel: I would like to know how much weight it would take to keep the second stand pinned to the ground, but I can experiment with that later. I would use the method Al mentioned about using a bottle jack under the front shock eye to take as much weight off the wheels as possible. No patent request has been filed on these yet, but if you want to use 'em let me know and please send me pictures when your done. Talk to you all later, Josh (Message edited by drfuyutsuki on April 12, 2005) |
Drfuyutsuki
| Posted on Tuesday, April 12, 2005 - 06:31 am: |
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PSS... Using the left hand handle instead of right hand (like Koz's) the offest on the handle to avoid the exaust isn't needed, though I will have to check clearance on the primary cover, and the next mod to the front facing drawing will put a 20-30 deg. bend up in the handle to allow easy in lifting and lowering. I am also going to design in mounting points for wheels on both stands. Josh (Message edited by drfuyutsuki on April 12, 2005) |
Koz5150
| Posted on Tuesday, April 12, 2005 - 06:53 am: |
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I like the handle on the right side since it is out of the way when doing oil changes. |
Mikej
| Posted on Tuesday, April 12, 2005 - 08:51 am: |
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Look very carefully at the side view of the CenterStand and you'll see the footpeg rests are over-center on the stand making it generally unnecessary to put weight on the handle to hold it down, but I still throw a bag of birdshot onto the handle of mine anyway. |
Road_thing
| Posted on Tuesday, April 12, 2005 - 10:07 am: |
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Yeah, what mikej said--if you make the angle opposite the diagonal braces "I" or "G" slightly less than 90 degrees, you should be "over-center" when the weight of the bike is on the stand. rt |
Drfuyutsuki
| Posted on Tuesday, April 12, 2005 - 11:32 am: |
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I thought of making the angle at 80-85 deg, not much difference but enough. It will probably be an 80 deg since a 40 deg cut is easier repeat then a 42.5. I drew these in about a half hour, but it took me about two to do it all with having to work out the math without measurements. I think I am leaning towards the rear facing stand, mostly for the Koz noted, its pretty well out of the way for most repair work. I am going to try and get the measurement I need off my S1 when I wake up and I'll put together a scaled version of the second drawing if I get time at work tonight. Josh |
Drfuyutsuki
| Posted on Sunday, April 17, 2005 - 08:01 pm: |
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Gonna try and find time this week to build the rear facing stand. I will post the new copies of the drawing later on tonight got one more revision to make. |
Mmmi_grad
| Posted on Sunday, April 17, 2005 - 10:12 pm: |
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So these are the only options eh? |
Drfuyutsuki
| Posted on Sunday, April 17, 2005 - 10:36 pm: |
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Mmmi, Really these are just hypothetical maintanence stands, I haven't built one yet. Just curious what are you looking for? I am currently contemplating a mounted center stand but not sure how to make it work yet. Josh |
Mmmi_grad
| Posted on Tuesday, April 19, 2005 - 12:16 am: |
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drfu Im considering the centerstand, i understand your trying to design your own. I really cant make up my mind about getting a centerstand or something in the 300 range bike lift. I could probley take one of those atv lifes and weld some steel on top so drive a bike onto......... that might be best for me. then i could put anything on the stand. Owell still dreaming, later |
Koz5150
| Posted on Tuesday, April 19, 2005 - 01:53 am: |
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Personally I like the centerstand beter then a lift. I use mine everywhere from the shop to bike shows. I am not sure what kinda lift you can get for $300? |
Al_lighton
| Posted on Tuesday, April 19, 2005 - 09:40 am: |
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I'd thought the Don Shalla centerstand had been discontinued. But Drag had 4 of them in stock, I bought all 4. So if anyone needs one like the one Koz is posing with above, I have them for $119. I use mine all the time. It's a handy device for tube frame buells. Al |