Shop for YITAMOTOR Chevy Silverado GMC Sierra extendable towing mirrors. They are power-adjusted, with heated upper mirrors. Enjoy free shipping!adjustment method:Power adjusted glass, power-heated function:Only for the flat mirror, placement:Left, placement:Right, fold away:Manual fold, fold away:Extend, oem part number:20862098, oem part number:20862099, oem part number:25838267, material:Aluminum base, material:ABS plastic shell case, warranty:1 Year