To test the car speed and relay the speed information to the vehicle' computer. Made by high quality metal and plastic with stable characteristics, this Transmission Speed Sensor has a high performance and it is very durable in use. Please carefully check your vehicle year/make/model with our description. You should read our description carefully, and it will tell you more about the fitment. In addition, you can compare them with pictures first. 100% tested before on sale,can be installed easily and ensures . Part Number Fitment: FN01-21-550 Compatibility ( Fit For ): For 2011 2 For 2004-2011 For 2006-2012 5 For 2006-2011 6 For 2010-2011 -7 For 1999-2003 For 2003 5 Colour: black Material: Metal + plastic Package Contents: 1 * Speed Sensor NOTICE: Pls carefully verify your year & make & model in the product details or check your parts pictures & parts No. with ours before purchasing, so as to prevent buying wrong and unnecessary expenses. Only the above package content, other products are not included. Note: Light 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.