[For Chevrolet Model]: for Avalanche 2500 2002-2006, Silverado 1500 HD 2001-2003&2005-2006(Excludes New Body Style), Silverado 2500 1999-2004, Silverado 2500 HD 2001-2010, Silverado 3500 2001-2007, Silverado 3500 HD 2007-2010, Suburban 2500 2000-2010
[For GMC Model]: GMC Sierra 1500 HD 2001-2003 & 2005-2006(Excludes New Body Style), Sierra 2500 2001-2004(4WD 1999-2000), Sierra 2500 HD 2001-2011, Sierra 3500 2001-2006, 3500 Classic 2007, Yukon XL 2500 2000-2010(4WD 2000), for Hummer H2 2003-2009
[Part Number]: K6693, K6696
[Material]: The ball joints are made of high-quality materials, strong and durable, difficult to tear and damage
[Function]: Ball joints allow for the flexibility and movement needed for the wheels to articulate and turn in response to steering inputs, while also absorbing road shocks and vibrations