Usage Tips:1.OEM Parts Info: Left front lower door hinge for DRIVER SIDE, OEM Replacement Part Numbers: 20969645, 15877405, 15824876, 20876296, 15791370, 20876298, 25958196, 25854410. There are 2 'FLL' mark on the product to help distinguish and check. Right front lower door hinge for PASSENGER SIDE, OEM Replacement Part Numbers: 20969646, 20876297, 20876299, 15791371, 15877406, 20969646, 15824877, 25854411, 25958197. There are 2 'R' mark on the product to help distinguish and check 2.Compatible Vehicle Info: The door hinges compatible with 2007-2013 Chevy Silverado 1500, 2007-2014 Chevy Silverado 2500 HD, 2007-2014 Chevy Silverado 3500 HD, 2007-2014 Chevy Suburban 1500, 2007-2013 Chevy Suburban 2500, 2007-2014 Chevy Tahoe, 2007-2013 Chevy Avalanche, 2007-2013 GMC Sierra 1500, 2007-2014 GMC Sierra 2500 HD, 2007-2014 GMC Sierra 3500 HD, 2007-2014 GMC Yukon, 2007-2014 GMC Yukon XL 1500, 2007-2013 GMC Yukon XL 2500, 2007-2014 Cadillac Escalade, 2007-2014 Cadillac Escalade ESV, 2007-2013 Cadillac Escalade EXT. Please check the vehicle model list carefully to ensure that the door hinge is suitable for your car 3.Door Hinge Replacement Warning: When your car door has one of the problems such as sagging, squeaking noises, shaking and not closing properly, it's most likely a door hinge failure. A simple front lower door hinge replacement will perfectly restore your door, make your door opens and closes as smooth as 4.Quality Door Hinges: Our front door hinges are manufactured to OE specifications by ISO certified manufacturers. Hinge parts are made of quality steel, studry & durable. Chrome finish to prevent corrosion and rust. The correct holes fit perfectly just like OEM hinges, exact match