This Is The Replacement Speed Sensor Part Number 022485 / F030166 for Various Models Listed Below.

Sole-
2009-2010 Series - WS77 (577888)
2009-2010 Series - WTT8 (588888)
2006 Series - F85 (585881)
2009-2010 Series - WF63 (563888)
2009-2010 Series - WF83 (583888)
2009-2010 Series - WF85 (585888)
2013 Series - F63 (563812)

Spirit-
Esprit Motorized Treadmill - ET188 - 2010
Esprit Motorized Treadmill - ET288 - 2010
Esprit Motorized Treadmill - ET388 - 2010
Esprit Motorized Treadmill - ET488 - 2010
Esprit Motorized Treadmill - ET588 - 2010
Esprit Motorized Treadmill - ET6 - 2007-2009
Esprit Motorized Treadmill - ET8 - 2007-2009
X Series - XT685 - 2011-2012 (685810)
X Series Motorized Treadmill - XT10 - 2005-2010
X Series Motorized Treadmill - XT200 - 2005-2010
X Series Motorized Treadmill - XT275 - 2005-2010
X Series Motorized Treadmill - XT285 - 2005-2010
X Series Motorized Treadmill - XT375 - 2005-2010
X Series Motorized Treadmill - XT385 - 2005-2010
X Series Motorized Treadmill - XT485 - 2005-2010
X Series Motorized Treadmill - XT675 - 2005-2010
X Series Motorized Treadmill - XT9 - 2005-2010
XZ600,
Z Series - Z8 - 2004-2006
Z Series Treadmill - Z500 - 2004-2006
X Series - XT185 - 2011-2012 (185810)
X Series - XT285 - 2011-2012 (285810)
X Series - XT385 - 2011-2012 (385810)
X Series - XT485 - 2011-2012 (485810)

Xterra-
TR6.2
TR6.5
TR6.55