Frequency: 315 MHz Tire pressure sensors may require programming or "re-learning" before they become activated or recognized by the vehicle upon installation. Please check your owner's manual for details on this process specific to your vehicle. Professional Installation is Highly Recommended.<br><br>Interchange Part Number 6L2T-1A150-AA / 6L2T1A150AA / 6L2T 1A150 AA 6L2A-1A176-AF / 6L2A1A176AF 6F2Z-1A189-A / 6F2Z1A189A 6W17-1A150-AF / 6W171A150AF 6W1T-1A150-AF / 6W1T1A150AF Fitment: For : 2006-2011 For Crown Victoria 2007-2008 For 2006-2010 For Explorer 2007-2010 For Explorer Sport Trac 2007-2011 For 2006-2007 For 2007-2009 For Fusion 2007 For Focus 2007-2008 For Edge 2007 For E-Series Van 2005-2008 For Escape 2007-2009 For For : 2006 For 2007-2008 For Mark 2007-2008 For 2007-2009 For MKZ 2006-2011 For Town Car For : 2007-2009 For B2300 2007-2008 For B3000 2007-2009 For B4000 For Mercury: 2006-2011 For Mercury Grand Marquis 2005-2008 For Mercury Mariner 2006-2007 For Mercury 2006-2010 For Mercury Mountaineer 2007-2009 For Mercury Milan Colour:blue Material:ABS<br><br>Package Contents: 4 x TPMS Tire Pressure Monitor Sensors<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.