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 only 2007-2016 Please Note: The 2014-2018 Models Only Fit the Factory Cast Steel Arms. Will NOT work with stamped steel or Aluminum steel. Specification Tubular design with a wall thickness of 6mm for more...