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  1. Daniel paget

    Daniel paget

    License Currently Held:
    UK Provisional (CBT)
    Hi all

    Can anyone help me my bike jerks under 4k revs in any gear



    Many thanks
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  3. R125 Fun

    R125 Fun

    Current Bike (Optional):
    YZF R125 2014
    License Currently Held:
    UK Provisional (CBT)

    You posted in the wrong part of this forum so you're less likely to get the help you need.
    You can go to a dealership and ask them. They should know.
  4. Brodie

    Brodie Well-Known Member

    Location:
    England
    Current Bike (Optional):
    Yamaha yzf r125 2012
    License Currently Held:
    UK Provisional (CBT)
    have you got an aftermarket exhaust? and have you also checked your chain to see if it is too lose? or slipping on the sprocket?
  5. newbietoprofessional

    newbietoprofessional Well-Known Member

    Location:
    Manchester
    Current Bike (Optional):
    YZF R125 Matte Grey
    License Currently Held:
    UK Full Bike
    You'll probably get an answer over at bikersnetwork.net!

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