Looking for aftermarket parts to modify or upgrade your 2020 GMC Sierra 3500 HD with shocks and struts? At Tunersports.com we carry a huge selection of the top name brand performance shocks and strut parts and accessories for your Sierra 3500 HD.
Whether you have a 2020 GMC Sierra 3500 HD in AT4 to SLT trim we have you covered. We have 52 shocks and struts available to mod your Sierra 3500 HD. All parts have free shipping to the Continental US 48 States.
 IN STOCK 11-176015Bilstein B1 Reservoir Clamps are engineered to work flawlessly in conjunction with Bilstein 5160 and 5165 Series Shock Absorbers, while looking good! These billet aluminum clamps secure the reservoir to the shock body ensuring it stays positioned exactly where you choose, even during off-road use. T... Bilstein B1 Reservoir Clamps - Black Anodized 2007-2023 GMC Sierra 3500 HD SLE / SLT 2011-2023 GMC Sierra 3500 HD Denali 2015-2021 GMC Sierra 3500 HD Base 2020-2023 GMC Sierra 3500 HD AT4 $60.05 |
 IN STOCK 24-196437Bilstein B6 4600 shock absorbers are designed as a direct fit upgrade to OE shock absorbers on stock height light trucks and SUV's. These shock absorbers feature a monotube design which provides consistent fade free performance. B6 4600 shock absorbers utilize a unique, velocity sensitive, digressiv... Bilstein 4600 Series 2013 GMC Sierra 3500 HD Denali Front Shock Absorber 2011-2023 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2021 GMC Sierra 3500 HD Base 2020-2023 GMC Sierra 3500 HD AT4 $109.86 |
 IN STOCK 24-196444Bilstein B6 4600 shock absorbers are designed as a direct fit upgrade to OE shock absorbers on stock height light trucks and SUV's. These shock absorbers feature a monotube design which provides consistent fade free performance. B6 4600 shock absorbers utilize a unique, velocity sensitive, digressiv... Bilstein 4600 Series 2013 Chevrolet Silverado 3500 HD LT Rear Shock Absorber 2011-2023 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2021 GMC Sierra 3500 HD Base 2020-2023 GMC Sierra 3500 HD AT4 $96.20 |
 IN STOCK 24-196468Bilstein 5100 Series Shock Absorbers are high gas pressure monotube shocks designed specifically for lifted pickups, SUVs and Jeeps. The shocks feature a 46mm digressive piston with self-adjusting deflective disc valving. They offer super damping ability that makes them ideal for heavy hauling or oc... Bilstein 5100 Series 2011 Chevrolet Silverado 2500 HD LT Rear 46mm Monotube Shock Absorber 2011-2023 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2021 GMC Sierra 3500 HD Base 2020-2023 GMC Sierra 3500 HD AT4 $113.42 |
 IN STOCK 24-218023Bilstein 5100 Series Shock Absorbers are high gas pressure monotube shocks designed specifically for lifted pickups, SUVs and Jeeps. The shocks feature a 46mm digressive piston with self-adjusting deflective disc valving. They offer super damping ability that makes them ideal for heavy hauling or oc... Bilstein 5100 Series Chevy/GMC Pickups Front 46mm Monotube Shock Absorber 2011-2023 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2021 GMC Sierra 3500 HD Base 2020-2023 GMC Sierra 3500 HD AT4 $113.42 |
 IN STOCK 24-218030Bilstein 5100 Series Shock Absorbers are high gas pressure monotube shocks designed specifically for lifted pickups, SUVs and Jeeps. The shocks feature a 46mm digressive piston with self-adjusting deflective disc valving. They offer super damping ability that makes them ideal for heavy hauling or oc... Bilstein 5100 Series 11-14 Chevrolet Silverado 2500 HD/3500 HD Rear 46mm Monotube Shock Absorber 2011-2023 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2021 GMC Sierra 3500 HD Base 2020-2023 GMC Sierra 3500 HD AT4 $113.42 |
 IN STOCK 24-253161Bilstein B8 5100 shock absorbers have a gas pressure monotube designed specifically for lifted trucks, SUVs and Jeeps. The shocks feature a 46mm digressive piston with self-adjusting deflective disc valving. Bilstein B8 5100 shock absorbers offer superior damping ability that makes them ideal for he... Bilstein 5100 Series 11-16 GM 2500/3500 Front 46mm Monotube Shock Absorber 2011-2023 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2021 GMC Sierra 3500 HD Base 2020-2023 GMC Sierra 3500 HD AT4 $113.42 |
 IN STOCK 25-218190Bilstein 5160 Series Stock Mount Remote Reservoir Shocks are direct-fit to each specific vehicle application, avoiding the fabrication generally associated with being able to run a high performance reservoir shock. The monotube shocks feature a 46mm digressive piston with self-adjusting deflective d... Bilstein 5160 Series 11-14 Chevy Silverado HD 2500/3500 Front 46mm Monotube Shock Absorber 2011-2023 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2021 GMC Sierra 3500 HD Base 2020-2023 GMC Sierra 3500 HD AT4 $225.00 |
 IN STOCK - LOW 25-311884Bilstein B8 5160 remote reservoir shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. The remote reservoir will offer increased cooling capacity and wheel travel to optimize overall performance compared to a traditional shock absorber. These shock absorbers feature a... Bilstein 5160 Series 11-23 Silverado 2500/3500 HD Front Shock Absorbers for 1.5in Lift 2011-2023 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2021 GMC Sierra 3500 HD Base 2020-2023 GMC Sierra 3500 HD AT4 $270.00 |
 IN STOCK 25-311891Bilstein B8 5160 remote reservoir shock absorbers are designed as a direct fit solution for lifted trucks and SUV’s. The remote reservoir will offer increased cooling capacity and wheel travel to optimize overall performance compared to a traditional shock absorber. These shock absorbers feature a... Bilstein B8 5160 Series Shock Absorber 11-23 Chevrolet Silverado 2500/3500 HD Rear For 0-2in Lift 2007-2023 GMC Sierra 3500 HD SLE / SLT 2011-2023 GMC Sierra 3500 HD Denali 2015-2021 GMC Sierra 3500 HD Base 2020-2023 GMC Sierra 3500 HD AT4 $270.00 |
 SHIPS FROM MANUFACTURER FTS801532DFor the ultimate in suspension performance for the Super Duty we offer a bolt on 4 Link System that provides unsurpassed articulation and wheel travel. These 2 diameter heavy wall links feature race style 1 Uniballs for superior strength. Thick 1/4 steel brackets secure the 4 Links to the frame with... Fabtech 2020 GM K2500HD 4WD 3.5in Dirt Logic 2.25 Reservoir Shock Absorber - Driver 2020-2021 GMC Sierra 3500 HD Base / Denali / SLE / SLT $450.04 |
IN STOCK - LOW FTS801532PFor the ultimate in suspension performance for the Super Duty we offer a bolt on 4 Link System that provides unsurpassed articulation and wheel travel. These 2 diameter heavy wall links feature race style 1 Uniballs for superior strength. Thick 1/4 steel brackets secure the 4 Links to the frame with... Fabtech 2020 GM K2500HD 4WD 3.5in Dirt Logic 2.25 Reservoir Shock Absorber - Passenger 2020-2021 GMC Sierra 3500 HD Base / Denali / SLE / SLT $450.04 |
SHIPS FROM MANUFACTURER FTS811532Fabtech 2020 GM K2500HD 4WD Dirt Logic 2.25 N/R Shock Absorber 2020-2021 GMC Sierra 3500 HD Base / Denali / SLE / SLT $340.27 |
 IN STOCK FTS7299Fabtech Performance Shocks have been designed to work in conjunction with each of our suspension systems, resulting in superior ride control. Features include high velocity 9-stage valving for excellent dampening capabilities and a closed cell insert to reduce shock fade at high speeds.... Fabtech 88-98 GM K1500 4WD Rear Performance Shock Absorber 2020-2021 GMC Sierra 3500 HD AT4 / Base / Denali / SLE / SLT $70.03 |
SHIPS FROM MANUFACTURER FTS7341Fabtech Performance Shocks have been designed to work in conjunction with each of our suspension systems, resulting in superior ride control. Features include high velocity 9-stage valving for excellent dampening capabilities and a closed cell insert to reduce shock fade at high speeds.... Fabtech 11-12 GM 2500/3500 Front Performance Shock Absorber 2020-2021 GMC Sierra 3500 HD AT4 / Base / Denali / SLE / SLT $98.97 |
 IN STOCK 985-24-238FOX Performance Series shocks contain the latest in shock technology to transform the performance of your Jeep. They use our race-proven damping control to provide a comfortable on-road ride and predictable off-road handling in even the toughest conditions.... Fox 20+ GM 2500/3500 HD 2.0 Performance Series IFP Front Shock 0-1in Lift 2020-2021 GMC Sierra 3500 HD Base 2020-2024 GMC Sierra 3500 HD AT4 / Denali / SLE / SLT $199.95 |
IN STOCK 985-24-239FOX Performance Series shocks contain the latest in shock technology to transform the performance of your Jeep. They use our race-proven damping control to provide a comfortable on-road ride and predictable off-road handling in even the toughest conditions.... Fox 20+ GM 2500/3500 HD 2.0 Performance Series IFP Rear Shock 0-1in Lift 2020-2021 GMC Sierra 3500 HD Base 2020-2024 GMC Sierra 3500 HD AT4 / Denali / SLE / SLT $199.95 |
SHIPS FROM MANUFACTURER 985-24-240FOX Performance Series shocks contain the latest in shock technology to transform the performance of your Jeep. They use our race-proven damping control to provide a comfortable on-road ride and predictable off-road handling in even the toughest conditions.... Fox 20+ GM 2500/3500 HD 2.0 Performance Series IFP Front w/UCA Shock 1.5-2.5in Lift 2020-2021 GMC Sierra 3500 HD Base 2020-2024 GMC Sierra 3500 HD AT4 / Denali / SLE / SLT $199.95 |
IN STOCK 985-24-241FOX Performance Series shocks contain the latest in shock technology to transform the performance of your Jeep. They use our race-proven damping control to provide a comfortable on-road ride and predictable off-road handling in even the toughest conditions.... Fox 20+ GM 2500/3500 HD 2.0 Performance Series IFP Rear Shock 1.5-3in Lift 2020-2021 GMC Sierra 3500 HD Base 2020-2024 GMC Sierra 3500 HD AT4 / Denali / SLE / SLT $199.95 |
 IN STOCK 985-24-242Fox 20-Up GM 2500/3500 HD Performance Series 2.0 Front Smooth Body Shock 0-1in Lift 2020-2021 GMC Sierra 3500 HD Base 2020-2024 GMC Sierra 3500 HD AT4 / Denali / SLE / SLT $309.95 |
 IN STOCK 985-24-243Fox 20+ GM 2500/3500 HD 2.0 Performance Series Smooth Body Reservoir Rear Shock 0-1in Lift 2020-2021 GMC Sierra 3500 HD Base 2020-2024 GMC Sierra 3500 HD AT4 / Denali / SLE / SLT $309.95 |
 IN STOCK 985-24-244Fox 20-Up GM 2500/3500 HD Perf Series 2.0 Front Smooth 1.5-2.5in Lift - Requires Up Control Arm 2020-2021 GMC Sierra 3500 HD Base 2020-2024 GMC Sierra 3500 HD AT4 / Denali / SLE / SLT $309.95 |
 IN STOCK 985-24-245Fox 20-Up GM 2500/3500 HD Performance Series 2.0 Rear Smooth Body 1.5-3in Lift 2020-2021 GMC Sierra 3500 HD Base 2020-2024 GMC Sierra 3500 HD AT4 / Denali / SLE / SLT $309.95 |
 IN STOCK 883-26-084Fox 20-Up GM 2500/3500 Perf Elite Series 2.5 Front Adj Shocks 1.5-2.5in Lift - Requires Up C/A 2020-2021 GMC Sierra 3500 HD Base 2020-2024 GMC Sierra 3500 HD AT4 / Denali / SLE / SLT $1,499.95 |
 IN STOCK 883-26-085Fox 20-Up GM 2500/3500 Performance Elite Series 2.5 Rear Adjustable Shocks 0-1in Lift 2020-2021 GMC Sierra 3500 HD Base 2020-2024 GMC Sierra 3500 HD AT4 / Denali / SLE / SLT $1,499.95 |