Softride(R) Add-a-leafs use only American steel and are shot-peened with hard steel pellets at very high velocities. This shot-peening compresses the surface of the steel thereby increasing the tensile strength of the leaf. Without this shot-peening procedure, the maximum wheel travel and ride quality could not be achieved without sacrificing the life of the leaf. The Skyjacker(R) add-a-leafs are pre-drilled for the center pin. Pin location varies with each application. Most have long tapered ends for a progressive affect and ride comfort.
This Part Fits:
| Year | 
Make | 
Model | 
Submodel | 
| 1999-2005 | 
Chevrolet | 
Silverado 1500 | 
Base | 
| 2016-2017 | 
Chevrolet | 
Silverado 1500 | 
Custom | 
| 2014-2017 | 
Chevrolet | 
Silverado 1500 | 
High Country | 
| 2004-2006,2009-2013 | 
Chevrolet | 
Silverado 1500 | 
Hybrid | 
| 1999-2006,2008-2013,2015-2017 | 
Chevrolet | 
Silverado 1500 | 
LS | 
| 1999-2017 | 
Chevrolet | 
Silverado 1500 | 
LT | 
| 2007-2017 | 
Chevrolet | 
Silverado 1500 | 
LTZ | 
| 2015-2017 | 
Chevrolet | 
Silverado 1500 | 
SSV | 
| 2002-2004,2006-2017 | 
Chevrolet | 
Silverado 1500 | 
WT | 
| 2004 | 
Chevrolet | 
Silverado 1500 | 
Z71 Off-Road | 
| 2007 | 
Chevrolet | 
Silverado 1500 Classic | 
Hybrid | 
| 2007 | 
Chevrolet | 
Silverado 1500 Classic | 
LS | 
| 2007 | 
Chevrolet | 
Silverado 1500 Classic | 
LT | 
| 2007 | 
Chevrolet | 
Silverado 1500 Classic | 
WT | 
| 1999-2004 | 
Chevrolet | 
Silverado 2500 | 
Base | 
| 1999-2004 | 
Chevrolet | 
Silverado 2500 | 
LS | 
| 1999-2004 | 
Chevrolet | 
Silverado 2500 | 
LT | 
| 2004 | 
Chevrolet | 
Silverado 2500 | 
WT | 
| 2002-2005,2014-2017 | 
GMC | 
Sierra 1500 | 
Base | 
| 2014-2017 | 
GMC | 
Sierra 1500 | 
Denali | 
| 2002 | 
GMC | 
Sierra 1500 | 
HT | 
| 2005-2006,2009-2013 | 
GMC | 
Sierra 1500 | 
Hybrid | 
| 1999-2003,2006,2008-2013 | 
GMC | 
Sierra 1500 | 
SL | 
| 1999-2017 | 
GMC | 
Sierra 1500 | 
SLE | 
| 1999-2017 | 
GMC | 
Sierra 1500 | 
SLT | 
| 2002-2013 | 
GMC | 
Sierra 1500 | 
WT | 
| 2007 | 
GMC | 
Sierra 1500 Classic | 
Hybrid | 
| 2007 | 
GMC | 
Sierra 1500 Classic | 
SL | 
| 2007 | 
GMC | 
Sierra 1500 Classic | 
SLE | 
| 2007 | 
GMC | 
Sierra 1500 Classic | 
SLT | 
| 2007 | 
GMC | 
Sierra 1500 Classic | 
WT | 
| 2002-2004 | 
GMC | 
Sierra 2500 | 
Base | 
| 1999-2002 | 
GMC | 
Sierra 2500 | 
SL | 
| 1999-2004 | 
GMC | 
Sierra 2500 | 
SLE | 
| 1999-2004 | 
GMC | 
Sierra 2500 | 
SLT | 
| 2003-2004 | 
GMC | 
Sierra 2500 | 
WT |