2011-2024 Silverado/Sierra 2500/3500HD King Off-Road Racing Shocks!

Want the absolute best shocks for your 2011+ Duramax 2500/3500HD? Look no further! King OEM performance kit custom tuned to provide your GM with unparalleled levels of performance and ride quality. Each kit has been subjected to punishing real world testing to develop the optimal damping curve and spring rate for your vehicle. Easy bolt-on installation for stock height or with for trucks running leveled aftermarket suspensions. Lead times on these shocks can vary so before you order, please be sure to check with us for availability.
 
The front shock pair are offered in a few different variations so please see below to find what fits best for your application. Not sure? Please message us and we will help get you the best possible option.
 
Front Options:
 
FRONT 25001-302 2.5 DIA. REMOTE RESERVOIR SHOCK (PAIR), (USE W/ STOCK SUSPENSION, 0-1.5" MAX)
 
FRONT 25001-302A 2.5 DIA. REMOTE RESERVOIR SHOCK with compression damping adjustment (PAIR), (USE W/ STOCK SUSPENSION, 0-1.5" MAX)
 
 
FRONT 25001-302-EXT 2.5 DIA. REMOTE RESERVOIR SHOCK (PAIR), (1-2” Level with aftermarket Torsion Keys or factory keys turned up)
 
FRONT 25001-302A-EXT 2.5 DIA. REMOTE RESERVOIR SHOCK with compression damping adjustment (PAIR), (1-2” Level with aftermarket Torsion Keys or factory keys turned up)
 
 
FRONT 25001-302-EXT2 2.5 DIA. REMOTE RESERVOIR SHOCK (PAIR), (2-3” Level with aftermarket UCA and Torsion Keys)
 
FRONT 25001-302A-EXT2 2.5 DIA. REMOTE RESERVOIR SHOCK with compression damping adjustment (PAIR), (2-3” Level with aftermarket UCA and Torsion Keys)
 
 
Rear Options:
 
Rears 25001-303 REAR 2.5 DIA. PIGGYBACK RESERVOIR SHOCK (PAIR) Stock height only
 
Rears 25001-303A REAR 2.5 DIA. PIGGYBACK RESERVOIR SHOCK (PAIR) with Optional Wide Range Compression Adjuster that gives 20 precise clicks of compression damping adjustment to further refine your ride quality. Stock height only