This OE Projector Headlamp set from YITAMOTOR is compatible with the 2002-2009 Chevy Trailblazer, Except for the 2006-2009 LT models.certifications:Dot, sae, material:Abs plastic housing, material:Polycarbonate lens, housing color:Smoked, lens color:Clear, reflector:Clear, high beam bulb type:9005/HB3(Bulb not Included), low beam bulb type:9006/HB4 (bulb not included), oem parts number:GM2502213, GM2503213, other part number:15930645, 15930644, interchange part number:25970915, 25970914, warranty:1 Year