2003 GMC Sierra 1500 HD Suspension Upgrade Parts
150 parts verified to fit your 2003 GMC Sierra 1500 HD for a complete suspension upgrade. An advanced project — estimated 4-8 hours.
Shocks & Struts
(113)primary
Skyjacker
Skyjacker Hydro Shock Absorber 06-10 Dodge Ram 2500 Crew Cab 4WD Regular Cab 4WD
$51.87
Belltech
Belltech SHOCK EXTENSION KIT 00+ TAHOE/SUBURBAN/AVALANCHE
$100.76
KYB
High Pressure Monotube Gas Shock
$93.40
FOX
Fox 99+ Chevy HD 2.0 Performance Series 11.1in. Smooth Body IFP Rear Shock (Aluminum) / 4-6in. Lift
$229.95
Skyjacker
Skyjacker Black Max Shock Absorber 2002-2005 GMC Yukon XL 2500 4 Wheel Drive w/ Rear STD Suspension
$62.91
Maxtrac
MaxTrac 01-10 GM 1500HD/2500HD/3500HD 2WD/4WD 8 Lug Front Shock Extenders
$55.95
Belltech
Belltech ND2 OEM Shock Set
$272.90
Belltech
Belltech SHOCK ABSORBER STREET PERFORMANCE (101038)
$83.92
Lift Kits
(37)companion
Tuff Country
Tuff Country 01-06 Chevy Silverado 1500HD 4x4 6in Lift Kit (No Shocks)
$1801.61
Tuff Country
Tuff Country 01-06 Chevy Silverado 1500HD 4x4 4in Lift Kit (w/One Piece Sub Frame No Shocks)
$1481.65
Maxtrac
MaxTrac 02-08 Dodge RAM 1500 2WD 2in Rear Cast Iron Lift Blocks
$61.02
Skyjacker
Skyjacker 2007-2007 Chevrolet Silverado 1500 HD Classic 4WD Suspension Front Leveling Kit
$220.76
Skyjacker
Skyjacker 2007-2007 Chevrolet Silverado 2500 HD Classic 4W / RWD Suspension Front Leveling Kit
$220.76
Tuff Country
Tuff Country 01-06 Chevy Silverado 1500HD 4x4 6in Lift Kit (w/3pc Sub Frame SX8000 Shocks)
$2082.69
Maxtrac
MaxTrac 07-18 Toyota Tundra 2WD/4WD 1in Rear Cast Iron Lift Blocks
$43.68
Superlift
Superlift 99-10 GM 1500/2500 LD / 3500 HD 4WD 6in Lift Kit Bilstein Shock Box
$599.99
Suspension Upgrade for Other GMC Sierra 1500 HD Years
Other Jobs for Your 2003 GMC Sierra 1500 HD
Frequently Asked Questions
What parts do I need for a suspension upgrade on my 2003 GMC Sierra 1500 HD?
A complete suspension upgrade on the 2003 GMC Sierra 1500 HD typically requires shocks & struts, lift kits. All parts shown on this page are verified to fit your specific vehicle.
How long does a suspension upgrade take on a 2003 GMC Sierra 1500 HD?
A suspension upgrade typically takes 4-8 hours and is rated as advanced difficulty. Actual time may vary depending on your experience and the specific parts being replaced.
Can I do a suspension upgrade myself?
A suspension upgrade is an advanced project that typically requires specialized tools and significant mechanical experience. Many people choose to have a professional handle this job, but DIYers with the right skills and tools can save significantly on labor.
Are these parts guaranteed to fit my 2003 GMC Sierra 1500 HD?
Yes, all parts on this page are verified to fit the 2003 GMC Sierra 1500 HD using VCDB fitment data from manufacturers. Our fitment information is cross-referenced with industry-standard vehicle databases to ensure accuracy.
What brands make suspension upgrade parts for the 2003 GMC Sierra 1500 HD?
We carry suspension upgrade parts from trusted brands including Skyjacker, Belltech, KYB, FOX, and Maxtrac. Filter by brand to find your preferred manufacturer.
How much does a suspension upgrade cost for a 2003 GMC Sierra 1500 HD?
The cost of a suspension upgrade for the 2003 GMC Sierra 1500 HD depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.