Introduction: Drop spindles can get your vehicle closer to the ground without making any dramatic changes to your suspension setup. They're a hassle free way to achieve that custom look but can also be combined with lowering springs, putting you low enough to avoid speed bumps at any cost.   Application: 2007-2016.5 Chevrolet Silverado 1500 (All Cabs)  2WD Only 2007-2016.5 GMC Sierra 1500 (All Cabs)  2WD Only 2007-2014 Chevrolet Tahoe  2WD/4WD 2007-2014 GMC Yukon  2WD/4WD 2007-2013 GMC Yukon XL 1500  2WD/4WD 2007-2014 Chevrolet Avalanche  2WD/4WD 2007-2013 Chevrolet Suburban  2WD/4WD 2007-2014 Cadillac Escalade  2WD/4WD   Specification: Placement on Vehicle: Left, Right, Front Drop Height：2" YEAR: 2007-2017   Package included： Pair of drop steering knuckles   Feature: Direct bolt-on Forged steering knuckles   Note: Fits 2WD / AWD / 4WD Min 17" Rims Required. When using 17" rims, it is required to trim the lower ball joint stud and modify the lower ball joint nut. Does Not Fit HD Models; Does Not Fit the 2014+ Models with Aluminum or Stamped Steel Control Arms 1.Authority ID:MXR02FXSY 2.Notice: California Prop 65 Warning