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Dirt Tricks 14-19 KTM 450SXF KTM 4-Stroke Dome Washer (Orange)

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$38.04

$ 19 .43 $19.43

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  • Dirt Tricks testing has determined that the O.E.M.
  • KTM dome washer is made of mildly heat treated material.
  • When that component is installed under a tightened counter-shaft bolt, it is taken well beyond its "yield" or "elastic" limit and permanently deforms.
  • In that condition in cannot maintain the thrust pressure necessary to keep the sprocket tight to the splined shaft.
  • That leads to two different failures.


First, the O-ring is allowed enough clearance that is begins seeping. Secondly, the backlash between the splined shaft and sprocket is allowed to more freely pound in each direction, as the torque of power verses compression reverses itself.Dirt Tricks ha Dirt Tricks testing has determined that the O.E.M. KTM dome washer is made of mildly heat treated material. When that component is installed under a tightened counter-shaft bolt, it is taken well beyond its "yield" or "elastic" limit and permanently deforms. In that condition in cannot maintain the thrust pressure necessary to keep the sprocket tight to the splined shaft. That leads to two different failures.