QSA 2" Drop Spindles. Compatible with 1999-2006 Chevy Tahoe / 2000-2006 Suburban 2WD / 4WD / AWD See Description Below for applications (1999-2006 1500 Models) Includes 1 set of 2" Drop Spindles (L+R). Comes with a Full Manufacturer's Warranty! Direct Bolt On High Quality Ductile Iron Castings Wheels 17" or Larger Recommended (Minor modification required for 17" rims -- Contact for details)