General description 100% Brand New Sensor Replaceable Part Number: 25774006. This set includes 4 tire pressure sensors designed for various Cadillac, Chevrolet, and GMC models from 2001 to 2010. Technical specifications Frequency: 315 MHZ Material: Plastic + Metal Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with Cadillac models from 2003-08 to 2007-08 Compatible with Chevrolet models from 2002-01 to 2007-12 Compatible with GMC models from 2001-02 to 2010-09 For SRX (from 2003-06 to 2006-12) For SSR (from 2003-10 to 2006-10) For Trailblazer (from 2001-02 to 2010-09) For Trailblazer EXT (from 2002-05 to 2007-02) For Envoy (from 2001-02 to 2010-09) For Envoy XL (from 2002-03 to 2006-05) For Envoy XUV (from 2003-11 to 2005-10) For Ascender (from 2004-03 to 2008-10) For 9-7X (from 2005-05 to 2009-04) Other information Package Contents: 4 x Tire Pressure Sensor Note: Light reflection and different displays may cause the color of the item to differ slightly