Tire size

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  • GTXS1100
    XStremely XSive
    • Jun 2010
    • 224
    • Columbia MO

    #1

    Tire size

    I dont have my bike here with me and i want to order tires for it. What sizes are the tires for a 80G I was thinking that the Front was a 100-90-19 and the rear was 130-something-16. But im not sure. I remember there being 2 different size rear wheels. Mine is stock so anyone have the specs? Thanks.
    80 XS1100G Black Betty (Daily Driver)
    79 XS1100SF (Buddys Project)
    82 XJ750 Maxim (Fathers Bike)
    81 CB750F SS (Buddys Project)
    06 GSX600F Sold! (Was Mine)
    81 XS1100 Failed Bobber Project (Mine)
    81 XS1100 Parts (Mine)

    Grip it, Rip it, and Stick it!!!
  • natemoen
    Master of XSology
    • May 2010
    • 8640
    • Fargo

    #2
    Specials used a 130-90-16 .

    Standards (which is what your G should have unless it has been swapped) is a 130-90-17.

    Front is 100-90-19 as you stated.
    Nathan
    KD9ARL

    μολὼν λαβέ

    1978 XS1100E
    K&N Filter
    #45 pilot Jet, #137.5 Main Jet
    OEM Exhaust
    ATK Fork Brace
    LED Dash lights
    Ammeter, Oil Pressure, Oil Temp, and Volt Meters

    Green Monster Coils
    SS Brake Lines
    Vision 550 Auto Tensioner

    In any moment of decision the best thing you can do is the right thing, the next best thing is the wrong thing, and the worst thing you can do is nothing.

    Theodore Roosevelt

    Comment

    • GTXS1100
      XStremely XSive
      • Jun 2010
      • 224
      • Columbia MO

      #3
      thanks

      Thanks i couldnt remember if i had the 16 or 17 in rim.
      80 XS1100G Black Betty (Daily Driver)
      79 XS1100SF (Buddys Project)
      82 XJ750 Maxim (Fathers Bike)
      81 CB750F SS (Buddys Project)
      06 GSX600F Sold! (Was Mine)
      81 XS1100 Failed Bobber Project (Mine)
      81 XS1100 Parts (Mine)

      Grip it, Rip it, and Stick it!!!

      Comment

      • bikerphil
        Master of XSology
        • Jan 2008
        • 8641
        • South Flori-DUH

        #4
        The front size is 100/90/19 for both Special and Standard
        The rear for the Standard is 130/90/17
        The rear for the Special is 130/90/16

        Edit; I type slow,
        2H7 (79) owned since '89
        3H3 owned since '06

        "If it ain't broke, modify it"

        Comment

        • GTXS1100
          XStremely XSive
          • Jun 2010
          • 224
          • Columbia MO

          #5
          is there a problem with putting a 16in rim on a standard? I have one and the tires i want do not have them in a 17.
          80 XS1100G Black Betty (Daily Driver)
          79 XS1100SF (Buddys Project)
          82 XJ750 Maxim (Fathers Bike)
          81 CB750F SS (Buddys Project)
          06 GSX600F Sold! (Was Mine)
          81 XS1100 Failed Bobber Project (Mine)
          81 XS1100 Parts (Mine)

          Grip it, Rip it, and Stick it!!!

          Comment

          • crazy steve
            XS-XJ Guru MODERATOR
            • Jan 2009
            • 7932
            • Beautiful outer Yelm, WA

            #6
            Originally posted by GTXS1100
            ...is there a problem with putting a 16in rim on a standard?
            No, but it's not a straight swap either. You also need the Special axle spacer and caliper torque bracket to correctly position the rear brake. The Special 16" wheel is machined with the brake rotor .300" further 'out' compared to the standard, so you need these matching parts.
            Fast, Cheap, Reliable... Pick any two

            '78E original owner - resto project
            '78E ???? owner - Modder project FJ forks, 4-piston calipers F/R, 160/80-16 rear tire
            '82 XJ rebuild project
            '80SG restified, red SOLD
            '79F parts...
            '81H more parts...

            Other current bikes:
            '93 XL1200 Anniversary Sportster 85RWHP
            '86 XL883/1200 Chopper
            '82 XL1000 w/1450cc Buell, Baker 6-speed, in-progress project
            Cage: '13 Mustang GT/CS with a few 'custom' touches
            Yep, can't leave nuthin' alone...

            Comment

            • WMarshy
              XS-XJ Guru
              • Apr 2009
              • 2402
              • Mexico NY

              #7
              If you want, a 110/90-19 fits up front. I choose to use 110 over the 100/90's... JAT
              '79 XS11 F
              Stock except K&N

              '79 XS11 SF
              Stock, no title.

              '84 Chevy K-10 "Big Blue"
              GM 350, Muncie SM465, NP208, GM 10 Bolt with 3.42gears turnin 31x10.5 Baja Claws

              "What they do have is an implacable, unrelenting presence and movement that bespeaks massive power lurking behind paint and chrome. They don't wail like a screeching ninja, the don't rumble like a harley. They just growl like a spactic, stressed out badger waiting to rip your face off and eat your soul." Trainzz~RIP~

              Comment

              • jetmechmarty
                Master of XSology
                • Nov 2003
                • 7769
                • Coldwater, Mississippi

                #8
                Originally posted by WMarshy
                If you want, a 110/90-19 fits up front. I choose to use 110 over the 100/90's... JAT
                That depends upon the tire brand. Some will crowd the fender.
                Marty (in Mississippi)
                XS1100SG
                XS650SK
                XS650SH
                XS650G
                XS6502F
                XS650E

                Comment

                • crazy steve
                  XS-XJ Guru MODERATOR
                  • Jan 2009
                  • 7932
                  • Beautiful outer Yelm, WA

                  #9
                  It should also be pointed out that swapping to the 16" rear wheel will reduce the overall tire diameter by a inch; that will increase your cruise rpm by about 400.
                  Fast, Cheap, Reliable... Pick any two

                  '78E original owner - resto project
                  '78E ???? owner - Modder project FJ forks, 4-piston calipers F/R, 160/80-16 rear tire
                  '82 XJ rebuild project
                  '80SG restified, red SOLD
                  '79F parts...
                  '81H more parts...

                  Other current bikes:
                  '93 XL1200 Anniversary Sportster 85RWHP
                  '86 XL883/1200 Chopper
                  '82 XL1000 w/1450cc Buell, Baker 6-speed, in-progress project
                  Cage: '13 Mustang GT/CS with a few 'custom' touches
                  Yep, can't leave nuthin' alone...

                  Comment

                  • WMarshy
                    XS-XJ Guru
                    • Apr 2009
                    • 2402
                    • Mexico NY

                    #10
                    Originally posted by jetmechmarty
                    That depends upon the tire brand. Some will crowd the fender.
                    I have yet to run into that issue, I have not tried too many tires though... The Avon Venom 110 fits and feels good... right not that is my preferred front tire...
                    '79 XS11 F
                    Stock except K&N

                    '79 XS11 SF
                    Stock, no title.

                    '84 Chevy K-10 "Big Blue"
                    GM 350, Muncie SM465, NP208, GM 10 Bolt with 3.42gears turnin 31x10.5 Baja Claws

                    "What they do have is an implacable, unrelenting presence and movement that bespeaks massive power lurking behind paint and chrome. They don't wail like a screeching ninja, the don't rumble like a harley. They just growl like a spactic, stressed out badger waiting to rip your face off and eat your soul." Trainzz~RIP~

                    Comment

                    • jetmechmarty
                      Master of XSology
                      • Nov 2003
                      • 7769
                      • Coldwater, Mississippi

                      #11
                      I have a Metzeler 100/90-19 on mine. It's close enough to the fender that I suspect the next size bigger would rub. I believe 110 wide Dunlop tires fit.
                      Marty (in Mississippi)
                      XS1100SG
                      XS650SK
                      XS650SH
                      XS650G
                      XS6502F
                      XS650E

                      Comment

                      • bikerphil
                        Master of XSology
                        • Jan 2008
                        • 8641
                        • South Flori-DUH

                        #12
                        I've tried a 110/90/19 S11 Bridgestone on the front of my Special and it is too wide, although the Shinko 712 of the same size will fit, it is just a tad narrower.
                        2H7 (79) owned since '89
                        3H3 owned since '06

                        "If it ain't broke, modify it"

                        Comment

                        • Poprock
                          XSive Maximus
                          • Apr 2005
                          • 594
                          • Oregon Coast

                          #13
                          I'm running a Metzeler 110-90 on a Special. No probs. Made the speedo dead-on with my GPS. I have run a 140 Dunlop E III rear no prob either. If you get one with raised white letters, the letters rub the drive shaft housing.
                          1980 XS 11 Special: The King of Kong, 9th wonder of the world. Pacifico fairing, chopped shield, Yamaha hard bags, Diamond seat, T-Kat fork brace, XJ top end, YICS Eliminator, '80 carbs from Spyder Cycle Works, K&N Air filter, Fuse block, stainless steel valves & reg/rect from Oregon MC Parts. Raptor CCT, XJ air shocks, 850 FD, Sportster mufflers, Standard handle bar, Tusk Bar Risers, SS braided brake lines. Cat Eye speedometer. HID projector beam headlight, LED running lights.

                          Comment

                          • DiverRay
                            Moderator
                            • Nov 2004
                            • 7608
                            • Star, IDAHO

                            #14
                            +1 with Poprock. I run the Dunlop E III 140/16 on my MNS, and the only problem I have is putting more than 38psi in the rear will cause it to rub slightly. Since I ride it solo almost all the time, it's not a problem. The front is an E III MM90-19.
                            Ray Matteis
                            KE6NHG
                            XS1100 E '78 (winter project)
                            XS1100 SF Bob Jones worked on it!

                            Comment

                            • xs11lover
                              XS-XJ Guru
                              • Apr 2008
                              • 1433
                              • Montoursville Pa

                              #15
                              Originally posted by jetmechmarty
                              That depends upon the tire brand. Some will crowd the fender.
                              Yup, the first day I got a stone in between the fender and my new 110. ripped it up. I took off the fender.
                              79 XS11 Special (Lazarus)
                              80 XS850 Special (Old Faithful)
                              80 XS11 Standard sorta stock (Beatrice)
                              79 DT 100

                              Comment

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