Introduction These front upper control arms are designed for 2"-4" lifted vehicles which are made from high-quality steel & with a red powder coated finish to anti-rust. the ball joints come with zerk fitting. Application Compatible for Chevrolet Avalanche 1500 2WD 4WD 6-lug wheel only 2007-2014 Compatible for Chevrolet Tahoe 1500 2WD 4WD 6-lug wheel only 2007-2014 Compatible for Chevrolet Suburban 1500 2WD 4WD 6-lug wheel only 2007-2014 Compatible for Chevrolet Silverado 1500 2WD 4WD 6-lug wheel only 2007-2014 Compatible for Chevrolet Silverado 1500 New Body 2WD 4WD 6-lug wheel only 2014-2018 (only fit OE forged /casting steel arm) Compatible for GMC Yukon 1500 2WD 4WD 6-lug wheel only 2007-2014 Compatible for GMC Yukon XL 1500 2WD 4WD 6-lug wheel only 2007-2014 Compatible for GMC Sierra 1500 2WD 4WD 6-lug wheel only 2007-2014 Compatible for GMC Sierra 1500 New Body 2WD 4WD 6-lug wheel only 2014-2018 (only fit OE forged /casting steel arm) Compatible for Cadillac Escalade 2WD 4WD 6-Lug wheel on...