【SUITABLE MODELS】Headlights Assembly Compatible with 1999-2006 GMC Sierra 1500 2500 / 2001-2006 GMC Sierra 1500 HD 2500 HD 3500 / 2007 GMC Sierra 1500 1500HD 2500HD 3500 Classic / 2000-2006 GMC Yukon / 2000-2006 GMC Yukon XL 1500 2500; Does not fit Denali Model. For 2007, Fits Classic Models ONLY. 【BULBS INFORMATION】High beam bulb type: HB3/9005(INCLUDED); Low beam bulb type: HB4/9006(INCLUDED); Turn Signal: 3157A(NOT INCLUDED); Side Marker Light: 194(NOT INCLUDED); DRL: 4114(NOT INCLUDED). 【PREMIUM DESIGN】The special surface coating makes the lens scratchproof in compliance with regulations; Plug-n-play operation, direct original equipment replacement for the stock unit; Fully sealed, waterproof, dust resistant and corrosion resistant. 【VISIBILITY HIGHER & DRIVING SAFER】This headlight helps to increase the brightness so you can see the road clearly at night or in extreme weather. Better visibility can help you avoid traffic accidents and make your driving safer. 【REPLACEMENT】OEM Part Number:15289275, 15850351, 16526135,15289276,15850352,16526136. Partslink Number: GM2502188, GM2503188. TUSDAR 4PCS Headlight Assembly for 1999-2006 GMC Sierra 1500 2500 3500 00-06 GMC Yukon XL with Park Signal Light Black Housing Clear Reflector with Bulbs NOT FIT DENALI MODEL