HeavyMetal - Suspension Drop Kit 2" Rear Drop Shackles Chevy Silverado 1500 4x2 4x4 DETAILS: 1 -2 Inch Rear Drop APPLICATIONS: 1999 - 2007 Chevrolet Silverado 1500 6-lug (2WD 4WD) and 2007 - 2018 Chevrolet Silverado 1500 6-lug (2WD 4WD) PACKAGE CONTENTS: (x2) Carbon Steel Rear Lift Shackles w/ Zerk and Installation Instructions BENEFITS: Lowered Center of Gravity | Improve Handling | Lowered Look | Easy Installation (Approximately 1 - 2 Hours) Heavy Metal Suspensions products are the safest way to lift your vehicle without compromising ride quality. CNC constructed with computer programmed pulse welds, Heavy Metal high-grade steel is guaranteed never to break under even the toughest conditions. Each kit comes complete with installation instructions and ASE certified telephone support.