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  1. R

    Gtech whistle

    Thanks for the fast reply,I will have a look at the tension of the drive belt..
  2. R

    Gtech whistle

    Thanks fo
  3. R

    Gtech whistle

    My gtech sport has developed a whistle when pedalling, it may be from carbon fibre belt or crank.is this normal or a sign of a developing problem..thanks.
  4. R

    Gtech whistle

    My new gtech sport has started emitting whistle when I pedal,sounds like it coming from crank or carbon fibre belt.any ideas?remember it's a family forum :-)