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Fabricating a motorcycle kickstand

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  • Fabricating a motorcycle kickstand

    I've been toying with the idea of making an extended motorcycle kickstand for my '81 Harley XLS. The one installed by the previous owner is a little short and the bike leans more than I am comfortable with.
    Does anyone know what type of steel is used in making a kickstand?
    "Research is what I'm doing when I don't know what I'm doing"

    Lincoln ProMig 175, Thermal Arc 185tsw, Hypertherm Powermax 1000
    Optrel Satellite
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  • #2
    You could fab a neat "spacer pad" to tack onto the bottom, depending on how much longer you want it. Also, on bi twins (don't know about the sporties) you can modify the frame mount bracket with a wedge. they do it routinely on lowered bikes so they can use the sidestand. Are you sure the frame isn't cracked where the stand mounts (caused by folks sitting on the bike while its on its stand). I had a chunk break out of the frame on my BMW R90S due to this. We just welded it all back up.
    Post a picture of that stand, I might have one longer that I can send you. Post the dimensions, including the diameter, when you put the picture up.
    "Good Enough Never Is"

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    • #3
      Hotfoot,
      It's a stock XLH sportster kickstand. The tab on the frame is fine. My bike is actually an XLS roadster that has factory stock +2" front forks. The roadsters sit slightly higher. When I place a 2x4 block of wood under the stand, it sits a more normal looking lean. So a spacer under the "foot" would have to be pretty hefty.

      There are aftermarket stands that will fit that era that can be bought at an extended length to accomodate longer front forks but I just thought it would be a fun project to do. I did a lot of googling and have not found anything that indicates what these stands are made of.

      I'll take a pic of the stand tonight and measure it.
      Thanks
      Dom
      "Research is what I'm doing when I don't know what I'm doing"

      Lincoln ProMig 175, Thermal Arc 185tsw, Hypertherm Powermax 1000
      Optrel Satellite
      HF 4x6 bandsaw, DeWalt 4.5" grinder, Homier compact bender
      JD2 model 3 tubing bender
      Cummins 7x12 mini lathe, Homier mini mill
      Plasmacam CNC table

      Comment


      • #4
        Can you cut it and put a sleeve over it to make it longer? Seems to me the hard part is getting the geometry at the top of it right, so if you can eliminate that part of the fabrication, I think it'd be pretty easy. As far as what they're made of, I'd bet they're nothing fancy, so they should probably weld pretty easily. Could be wrong, though.

        Dave
        Still building my new old truck - see the progress!
        http://www.ford-trucks.com/forums/65...-coe-idea.html
        http://www.hobartwelders.com/weldtal...ad.php?t=27017

        Square Wave TIG 200 - Woot!
        MM180
        SP125+

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        • #5
          Originally posted by whateg0 View Post
          Can you cut it and put a sleeve over it to make it longer? Seems to me the hard part is getting the geometry at the top of it right, so if you can eliminate that part of the fabrication, I think it'd be pretty easy. As far as what they're made of, I'd bet they're nothing fancy, so they should probably weld pretty easily. Could be wrong, though.

          Dave
          I have thought about adding a section to it but then it still boils down to knowing the strength of the material required.
          "Research is what I'm doing when I don't know what I'm doing"

          Lincoln ProMig 175, Thermal Arc 185tsw, Hypertherm Powermax 1000
          Optrel Satellite
          HF 4x6 bandsaw, DeWalt 4.5" grinder, Homier compact bender
          JD2 model 3 tubing bender
          Cummins 7x12 mini lathe, Homier mini mill
          Plasmacam CNC table

          Comment


          • #6
            I don't think the concern is so much the strength of the filler piece, so much as the loss of any temper in the metal, making it bend where its been welded. I made a snazzy tool to pry body panels from the back. I made it from one of those flat nail/ pry bars, extended it to about 24"...went to use it, and my weld points bent like cardboard.
            Last edited by Hotfoot; 05-02-2008, 08:24 AM.
            "Good Enough Never Is"

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            • #7
              Here is one that a member did to his Harley





              If you need more info just PM me
              Jim
              Millermatic 200
              Hobart Handler 120
              Black & Decker 14" chopsaw
              Dewalt 14" chopsaw
              And a serious big old Wells bandsaw
              F-550 pick-up

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              • #8
                Mr. Jimi,
                That looks like a clean and easy solution. I think that is what Hotfoot had in mind in one of his previous suggestions.

                Is that aluminum?
                "Research is what I'm doing when I don't know what I'm doing"

                Lincoln ProMig 175, Thermal Arc 185tsw, Hypertherm Powermax 1000
                Optrel Satellite
                HF 4x6 bandsaw, DeWalt 4.5" grinder, Homier compact bender
                JD2 model 3 tubing bender
                Cummins 7x12 mini lathe, Homier mini mill
                Plasmacam CNC table

                Comment


                • #9
                  Here's a couple of pics of the bike and how it leans with a piece of 2x4 under the stand.






                  I may try a pad of some kind like Mr. Jimi posted before I start welding an extension on. Now that riding season is starting in these parts of the country, it's hard to work on stuff instead of ride
                  "Research is what I'm doing when I don't know what I'm doing"

                  Lincoln ProMig 175, Thermal Arc 185tsw, Hypertherm Powermax 1000
                  Optrel Satellite
                  HF 4x6 bandsaw, DeWalt 4.5" grinder, Homier compact bender
                  JD2 model 3 tubing bender
                  Cummins 7x12 mini lathe, Homier mini mill
                  Plasmacam CNC table

                  Comment


                  • #10
                    Extended stand....

                    Dom, did you ever try Mr Jimi's idea or are you still riding? I've also got a 91 XLH but not quite as long a front end as yours. My kick stand issue is with a 1970 Yamaha custom street tracker which also requires the 2X4. So what if anything did you do?
                    Monty
                    Nor-Cal

                    HH210 & O/A

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                    • #11
                      Originally posted by RcRacer View Post
                      Does anyone know what type of steel is used in making a kickstand?
                      I can't say for sure what material they use, but if I were making one, I'd use 4130 or 4150 steel. Both are weldable and impact resistant. They're a little tough to machine unless you use coolant. I'd buy small stock quantities like this from McMaster-Carr.
                      There are no small projects

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                      • #12
                        I would be hesitant to modify the kickstand by lengthening it. That piece is tempered/heat treated so it can flex. If you've ever seen a full dress or fatboy with a 'fat boy' on it, you would see how much it flexes. If the alloy you use isn't right, I'd be worried, plus the weldment would change the temper. The nice aluminum knob looked cool. I can't remember how the stand attaches, maybe you can use a spacer under the mount for the stand? sure, it might stick down farther, just have to be careful laying the bike down in a left turn.....

                        or just carry around a 2x4" chunk with you. I've seen guys carry a small peice of plate to prevent rollover on soft asphalt. my dad had a soft bag that mounted to the front of the fork near the triple-tree. nice for storing small tools, etc.
                        Last edited by JoeS; 07-30-2008, 01:23 PM. Reason: added info about storage bag

                        Comment


                        • #13
                          Originally posted by folmonty View Post
                          Dom, did you ever try Mr Jimi's idea or are you still riding? I've also got a 91 XLH but not quite as long a front end as yours. My kick stand issue is with a 1970 Yamaha custom street tracker which also requires the 2X4. So what if anything did you do?
                          I have been riding and ( knock on wood ) not wrenching much on the old ironhead. If I do anything, it will be during the winter. I'm having too much fun
                          "Research is what I'm doing when I don't know what I'm doing"

                          Lincoln ProMig 175, Thermal Arc 185tsw, Hypertherm Powermax 1000
                          Optrel Satellite
                          HF 4x6 bandsaw, DeWalt 4.5" grinder, Homier compact bender
                          JD2 model 3 tubing bender
                          Cummins 7x12 mini lathe, Homier mini mill
                          Plasmacam CNC table

                          Comment


                          • #14
                            Originally posted by imagineer View Post
                            I can't say for sure what material they use, but if I were making one, I'd use 4130 or 4150 steel. Both are weldable and impact resistant. They're a little tough to machine unless you use coolant. I'd buy small stock quantities like this from McMaster-Carr.
                            I had considered using the materials you mentioned but for the cost, I can buy an aftermarket kickstand that will correct the stance for less money. I'm sure it would be a fun project but the old scoot is gonna need other fixes by the end of this riding season
                            "Research is what I'm doing when I don't know what I'm doing"

                            Lincoln ProMig 175, Thermal Arc 185tsw, Hypertherm Powermax 1000
                            Optrel Satellite
                            HF 4x6 bandsaw, DeWalt 4.5" grinder, Homier compact bender
                            JD2 model 3 tubing bender
                            Cummins 7x12 mini lathe, Homier mini mill
                            Plasmacam CNC table

                            Comment


                            • #15
                              Originally posted by JoeS View Post
                              I would be hesitant to modify the kickstand by lengthening it. That piece is tempered/heat treated so it can flex. If you've ever seen a full dress or fatboy with a 'fat boy' on it, you would see how much it flexes. If the alloy you use isn't right, I'd be worried, plus the weldment would change the temper. The nice aluminum knob looked cool. I can't remember how the stand attaches, maybe you can use a spacer under the mount for the stand? sure, it might stick down farther, just have to be careful laying the bike down in a left turn.....

                              or just carry around a 2x4" chunk with you. I've seen guys carry a small peice of plate to prevent rollover on soft asphalt. my dad had a soft bag that mounted to the front of the fork near the triple-tree. nice for storing small tools, etc.
                              There's no way to space the mount. The aluminum knob is the simplest idea but I decided not to add any weight to the end of the stand since the spring is just strong enough to hold it up along the frame when riding. I'd be afraid that with added weight, the stand might extend when hitting a bump

                              What kept me from modifying the existing stand by extending is length is exactly what you said ... not knowing what the temper is. The OEM stand looks like its forged and must be heat treated to take out the brittleness.

                              Luckily, there are a few parking spots at work that are reserved for motorcycles and they provide plywood pucks for that purpose.

                              I have a tool bag on my front of my bike. It's filled with tools and emergency repair stuff. With a 27 year old bike, you don't leave home without it
                              "Research is what I'm doing when I don't know what I'm doing"

                              Lincoln ProMig 175, Thermal Arc 185tsw, Hypertherm Powermax 1000
                              Optrel Satellite
                              HF 4x6 bandsaw, DeWalt 4.5" grinder, Homier compact bender
                              JD2 model 3 tubing bender
                              Cummins 7x12 mini lathe, Homier mini mill
                              Plasmacam CNC table

                              Comment

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