Colorado/Canyon 15+ Rear 2.5 Dia. Piggyback Reservoir Shock W/ Adjuster

Large 2.5 in. Shock Bodies Increase Fluid Capacity For Smoother; Cooler Running Shocks,Fully Rebuildable; Serviceable And Tunable,100 Percent Bolt-On Performance,External Reservoirs Increase Fluid Capacity; Heat Dissipation And Provide Sustained Damping Performance,Built From The Same Quality Materials And To The Same Precise Tolerances Pure Race Series Shocks,Dynamometer Lab And Punishing Testing To Develop The Optimal Damping Curves For Your Chevy,Optional Wide Range Compression Adjuster That Gives 20 Precise Clicks Of Compression Damping Adjustment,Factory Tuned For Optimal Ride Quality,Increased Wheel Travel