1-Inch Rear Lift Shackles for 1999-2006 Chevy/GMC 1500 Silverado Sierra 2003-2006-chevrolet-silverado-esr1407187 This is an excellent performance

This is an excellent performance camshaft with a smooth idle

660 Dual Valve Springs

This kit does NOT fit 4WD Trucks

Great for bagging or doing a static drop on their ride

The Tabs have a 1

1-Inch Rear Lift Shackles for 1999-2006 Chevy/GMC 1500 Silverado Sierra 2003-2006-chevrolet-silverado-esr1407187 This is an excellent performanceGive your 1999 06 07 Classic: Chevy GMC Silverado Sierra 1500 a cleaner stance with a set of 1" lift shackles! The rear lift shackles give you a excellent alternative to block and U Bolt configurations for an added lift or to adjust the rear ride height of your GM GMT 800 truck. Quick and Easy Bolt On Installation. Maintains Factory Ride Quality. Fits 2wd and 4wd models. Lifts rear of vehicle 1"