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    Front tire clearance question

    Anyone running a 110/80/19 on a 1978 GS1000, just curious of clearance issues etc. I currently have a 100/90/19 on my front lester mag and a 130/90/18 on the rear. thinking the 110/80/19 will lower the front just a touch. Any knowledge on this topic would be appreciated.



    Thanks,

    #2
    I don't know about the 110/80, but the 110/90 just barely fits, but is not worth the effort.

    The 110 width is too large for the relatively narrow rim, and will make the bike steer like a pig.

    The stock size is actually closer to a 90/90, but most of us go up one size to a 100/90.

    I haven't done the math, but choosing an /80 series tire is not going to lower the front end very much, if any.

    OK, I just did the math. When comparing a 100/90 to a 110/80, the 110/80 is a whopping 2mm lower.

    .
    sigpic
    mine: 2000 Honda GoldWing GL1500SE and 1980 GS850G'K' "Junior"
    hers: 1982 GS850GL - "Angel" and 1969 Suzuki T250 Scrambler
    #1 son: 1986 Yamaha Venture Royale 1300 and 1982 GS650GL "Rat Bagger"
    #2 son: 1980 GS1000G
    Family Portrait
    Siblings and Spouses
    Mom's first ride
    Want a copy of my valve adjust spreadsheet for your 2-valve per cylinder engine? Send me an e-mail request (not a PM)
    (Click on my username in the upper-left corner for e-mail info.)

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      #3
      thank you for the feedback! exactly why I posted the question, I will likely go with a 100/90. what front are you running Steve?

      Comment


        #4
        For many years, I was running a Shinko 230 Tour Master (100/90-19). Because we had a 7000+ mile trip planned last year and did not want to change tires mid-trip, I put on Dunlop Elite 4 tires. Not available in a 17" rear, so I got a 16" rim from a GL.

        .
        sigpic
        mine: 2000 Honda GoldWing GL1500SE and 1980 GS850G'K' "Junior"
        hers: 1982 GS850GL - "Angel" and 1969 Suzuki T250 Scrambler
        #1 son: 1986 Yamaha Venture Royale 1300 and 1982 GS650GL "Rat Bagger"
        #2 son: 1980 GS1000G
        Family Portrait
        Siblings and Spouses
        Mom's first ride
        Want a copy of my valve adjust spreadsheet for your 2-valve per cylinder engine? Send me an e-mail request (not a PM)
        (Click on my username in the upper-left corner for e-mail info.)

        Comment


          #5
          100/80-19 is ONLY for a 2 50x19 rim, you're probably running the stock 1.85 rim, so it's a huge NO! As Steve stated, 100/90-19 is already 1 size up from recommend...

          Steve! You should've kept a Shinko 230 front and just ran an Avon AM26 rear! Dunlop hardly makes anything resembling a sporty performance tire in bias ply sizes...
          '77 GS750 920cc heavily modded
          '97 Kawasaki KDX220R rugged terrain ripper!
          '99 Kawasaki KDX220R​ rebuild in progress
          '79 GS425stock
          PROJECTS:
          '77 Suzuki PE250 woods racer
          '77 GS550 740cc major mods
          '77 GS400 489cc racer build
          '76 Rickman CR1000 GS1000/1100
          '78 GS1000C/1100

          Comment


            #6
            Originally posted by Chuck78 View Post
            Steve! You should've kept a Shinko 230 front and just ran an Avon AM26 rear! Dunlop hardly makes anything resembling a sporty performance tire in bias ply sizes...
            I wasn't looking for "sporty performance". I was looking for something that I would not have to change while on our anticipated 7000+ mile trip. And the Elite 4 certainly has enough grip to handle my riding style, which is more "enthusiastic" than it is "aggressive".

            The E4 rear tire is dual-compound, which helps with mileage. Goldwing riders are regularly clocking over 10,000 miles on them, I was anticipating at least that much, which would have left considerable tread by the end of our trip.

            .
            sigpic
            mine: 2000 Honda GoldWing GL1500SE and 1980 GS850G'K' "Junior"
            hers: 1982 GS850GL - "Angel" and 1969 Suzuki T250 Scrambler
            #1 son: 1986 Yamaha Venture Royale 1300 and 1982 GS650GL "Rat Bagger"
            #2 son: 1980 GS1000G
            Family Portrait
            Siblings and Spouses
            Mom's first ride
            Want a copy of my valve adjust spreadsheet for your 2-valve per cylinder engine? Send me an e-mail request (not a PM)
            (Click on my username in the upper-left corner for e-mail info.)

            Comment


              #7
              This is a 110 & as you can see there is plenty of space...

              IMG_1088 by salty_monk, on Flickr
              1980 GS1000G - Sold
              1978 GS1000E - Finished!
              1980 GS550E - Fixed & given to a friend
              1983 GS750ES Special - Sold
              2009 KLR 650 - Sold - gone to TX!
              1982 GS1100G - Rebuilt and finished. - Sold
              2009 TE610 - Dual Sporting around dreaming of Dakar..... - FOR SALE!

              www.parasiticsanalytics.com

              TWINPOT BRAKE UPGRADE LINKY: http://www.thegsresources.com/_forum...e-on-78-Skunk/

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