4.5 Inch Lift Kit - M1 - Chevy Silverado & GMC Sierra 1500 2WD (1999-2006 & Classic) - Rough Country - 23940

Go Bigger Go Bolder: Take your truck off the beaten path with Rough Country's 4.5" Suspension Lift for 1999-2006 2WD GM 1500 models. This all-inclusive lift kit gives you the aggressive stance and added clearance you need to dominate any trail with enough lift to run up to 33" tires. Boosted Clearance Meets Balanced Stance: Front lifted coil springs and rear lift blocks combine to deliver 4.5" of added height boosting ground clearance and eliminating factory rake for a level commanding look. Whether on the highway or hitting rugged trails your truck stays balanced and ready for more. Ride Quality You Can Feel: This kit includes front and rear N3 shock absorbers featuring 10-stage velocity-sensitive valving. Specifically tuned for GM 1500 models these nitrogen-charged shocks maintain a smooth stock-like ride on pavement while offering responsive performance off-road. Customizable Shock Options: Want to fine-tune your ride? Upgrade to V2 Monotube or M1 Monotube shocks for even greater performance and control because the power to customize your ride is in your hands.DIY-Friendly Installation: Enjoy a 100% bolt-on installation that requires no cutting or drilling. This kit is perfect for weekend wrenchers and DIYers alike with only minor trimming of the fender shroud needed for select tire sizes. Affordable Performance: Rough Country delivers big lift performance at an industry-leading low price. Tackle terrain with confidence and transform your truck into the capable trail-ready beast it was meant to be.
Simple Bolt-On Installation: Installs quickly with no cutting or drilling required perfect for DIY enthusiasts.
Factory Ride Quality Preserved: Enjoy improved performance without sacrificing comfort or handling.
Boosted Ground Clearance: Tackle off-road terrain and obstacles with confidence and ease.
Front-to-Rear Leveling: Eliminates nose-down rake for a balanced aggressive stance.
Increased Tire Clearance: Accommodates up to 33" tires for a bold off-road-ready look.
Configurable Shock Options: Choose from our nitrogen-charged N3 V2 Monotube or M1 Monotube shocks the power to customize your ride is in your hands!

Detailed Fitment Results
Year Make Model Sub Model Body Type Drive Type Position Fitment Notes 1999 Chevrolet C1500 LS / Base RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 1999 Chevrolet Silverado 1500 LS / LT / Base RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 1999 GMC Sierra 1500 SL / SLE / SLT RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2000 Chevrolet C1500 Base RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2000 Chevrolet Silverado 1500 LS / LT / Base RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2000 GMC Sierra 1500 SL / SLE / SLT RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2001 Chevrolet Silverado 1500 LT / LS / Base RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2001 Chevrolet Silverado 1500 HD LT / LS RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2001 GMC Sierra 1500 SL / SLE / SLT RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2001 GMC Sierra 1500 HD SLT / SLE RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2002 Chevrolet Silverado 1500 LS / LT / Base / WT RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2002 Chevrolet Silverado 1500 HD LT / LS RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2002 GMC Sierra 1500 SL / SLE / SLT / WT / Base / HT RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2002 GMC Sierra 1500 HD SLT / SLE RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2003 Chevrolet Silverado 1500 LT / LS / Base / WT RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2003 Chevrolet Silverado 1500 HD LT / LS RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2003 GMC Sierra 1500 SL / SLE / SLT / WT / Base RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2003 GMC Sierra 1500 HD SLT / SLE RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2004 Chevrolet Silverado 1500 LS / LT / Base / WT / Hybrid RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2004 GMC Sierra 1500 SLE / SLT / WT / Base RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2005 Chevrolet Silverado 1500 LS / LT / Base / WT / SS / Hybrid RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2005 Chevrolet Silverado 1500 HD Base / LT / LS RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2005 GMC Sierra 1500 Hybrid / SLE / SLT / WT / Base RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2005 GMC Sierra 1500 HD SLT / SLE RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2006 Chevrolet Silverado 1500 LS / LT / WT / SS / Hybrid RWD ONLY fits models with 6 lug wheels. Does NOT fit 2004-2006 models with torsion bar front suspension. 2006 Chevrolet Silverado 1500 HD LT R…