VEHICLE COMPATIBILITY: for Cadillac Escalade ESV 2004-2006 for Cadillac Escalade EXT 2004-2006 for Cadillac Escalade 2004-2006 for Chevy Avalanche 1500 2003-2006 for Chevy Avalanche 2500 2003-2006 for Chevy Silverado 1500 2003-2006 for Chevy Silverado 1500 HD 2003-2006 for Chevy Silverado 2500 2003-2006 for Chevy Silverado 2500 HD 2003-2006 for Chevy Silverado 3500 2003-2006 for Chevy Silverado 1500 2500 HD Classic 2007 for Chevy Silverado 3500 Classic 2007 for Chevy Suburban 1500 2003-2006 for Chevy Suburban 2500 2003-2006 for Chevy Tahoe 2003-2006 for GMC Sierra 1500 2003-2006 for GMC Sierra 1500 HD 2003-2006 for GMC Sierra 2500 2003-2004 for GMC Sierra 2500 HD 2003-2006 for GMC Sierra 3500 2003-2006 for GMC Sierra 1500 3500 Classic 2007 for GMC Sierra 1500 2500 HD Classic 2007 for GMC Yukon 2003-2006 for GMC Yukon XL 1500 2500 2003-2006 for Pontiac Aztek 2001-2005 PRODUCT INFORMATION: Material: Metal Color: Silver Tone Size: 6.4x4.1cm / 2.52''x1.61'' PERFORMANCE: OE NO. : 15298923/88956844/924725 Replace the old or broken ignition switch steering lock cylinder to prevent issue like unable to start the car or turn of the engine or others. Made of quality metal and reliable construction, durable and reliable in use. Not easy to rust, corrode or peel. Install a new ignition lock cylinder, then let the auto parts in it work better. NOTICE: a. This is a non-OE items, accessory ONLY! b. Please check your Car Model, reference our product before purchase Before. c. Due to manual measurement, the size deviation is about 1-2 cm.