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Differences in GS1000l vs GS 1000ec frames comments

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    Differences in GS1000l vs GS 1000ec frames comments

    okay guys here is the deal i purchased a GS 1000L thinking it was a GS1000 but after checking the vin number found out it was an L. DID find a GS1000ec frame and purchased it now that the frames are side by side i cannot tell there is a difference. They have different part # s and and looks like the triple trees are different as well. The GS1000ec starts with 1st 2 numbers are 50 the GS 1000L. Start with 70 any info is greatly appreciated.

    #2
    What information are you looking for?
    Ed

    To measure is to know.

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      #3
      I think that the steering head angles are different, due to the difference in forks. The L has leading axle, the E does not
      1978 GS 1000 (since new)
      1979 GS 1000 (The Fridge, superbike replica project)
      1978 GS 1000 (parts)
      1981 GS 850 (anyone want a project?)
      1981 GPZ 550 (backroad screamer)
      1970 450 Mk IIID (THUMP!)
      2007 DRz 400S
      1999 ATK 490ES
      1994 DR 350SES

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        #4
        the coils brackets are not the same, side cover mounting points, helmet holder, seat lock.
        probably other thing too, it's been a while since I saw a L frame. on base model GS1000 the serial number start with a 1, e model with a 5.
        Marc
        https://www.thegsresources.com/_foru...ie_twisted.gif AIR COOLED MONSTERS NEVER DIE https://www.thegsresources.com/_foru...ie_twisted.gif
        1978 GS1000C X2
        1978 GS1000E X2
        1979 GS1000S
        1979 gs1000
        1983 gs400e

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          #5
          I was wondering if i purchased a frame that i really did not need? minor mounting brackets no worries,or are the triple trees the difference? and like you said forks are different. All that being said the main difference is the triple trees. I am building a bare bones back road bike for twisties.

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            #6
            From old brochures the L frame have 1 degree of more rake.The L triple tree have less offset. Both the E and the L are dinosaurs compared to what it's available now. If you put longer shocks it will raise the rear and you will have the same rake has a E.
            Marc
            https://www.thegsresources.com/_foru...ie_twisted.gif AIR COOLED MONSTERS NEVER DIE https://www.thegsresources.com/_foru...ie_twisted.gif
            1978 GS1000C X2
            1978 GS1000E X2
            1979 GS1000S
            1979 gs1000
            1983 gs400e

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              #7
              Okay that makes since i have both the frames side by side all the brackets and everything is the same .I think will do the mod where you move rear shocks forward .

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                #8
                I'd be surprised if the "rake" of the frame was different. "Rake" in quotes because frame doesn't really have a rake, you can't measure steering head angle until the bike is on it's suspension and wheels. If the frames are identical but the "L" forks are longer, or the shocks shorter, that will result in more rake.

                The leading axle forks result in less trail, other things equal, so the the "L" triples have less offset to compensate.
                '20 Ducati Multistrada 1260S, '93 Ducati 750SS, '01 SV650S, '07 DL650, '01 DR-Z400S, '80 GS1000S, '85 RZ350

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                  #9
                  That makes sense the frames look identical side by side i was wonder how much longer shock to use , get it on the wheels lift the frame and check angles ,do you know the lenght of e model shocks ?

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                    #10
                    Since were talking E vs L, I'm guessing its a 79 chain drive L? I was under the impression that the L frame was different (lower) in the seat area, unless that was on later ones.
                    sigpic
                    When consulting the magic 8 ball for advice, one must first ask it "will your answers be accurate?"

                    Glen
                    -85 1150 es - Plus size supermodel.
                    -Rusty old scooter.
                    Other things I like to photograph.....instagram.com/gs_junkie
                    https://www.instagram.com/glen_brenner/
                    https://www.flickr.com/photos/152267...7713345317771/

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                      #11
                      Originally posted by wheels View Post
                      That makes sense the frames look identical side by side i was wonder how much longer shock to use , get it on the wheels lift the frame and check angles ,do you know the lenght of e model shocks ?
                      e model shocks are 13.25, eye to clevis.
                      https://www.thegsresources.com/_foru...ie_twisted.gif AIR COOLED MONSTERS NEVER DIE https://www.thegsresources.com/_foru...ie_twisted.gif
                      1978 GS1000C X2
                      1978 GS1000E X2
                      1979 GS1000S
                      1979 gs1000
                      1983 gs400e

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                        #12
                        That makes sense the frames look identical side by side i was wonder how much longer shock to use , get it on the wheels lift the frame and check angles ,do you know the lenght of e model shocks ?

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                          #13
                          Okay Gentlemen what would be best front end to use, 79 e model or i found a complete 1100 80,81model with triple tree, forks, wheel, dual disk or try to find a bandit frt end ? any opinions on this will be appreciated .

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                            #14
                            i like the vtr 1000 idea

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                              #15
                              Here are two frames for you.
                              G first
                              IMG_3535.jpg
                              sigpicJohn Kat
                              My bikes: CB 77, GS 1000 ST Cafe Racer with GSXR 1052 engine, GS 1000 ST, XR 41 Replica with GS 1085 engine,
                              GS 1100 SZ Katana with GS 1135 EFF engine, KTM Superduke 1290 R 2020

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