Rough Country N3 Front Shock Absorber (fits) 1999-2006 Chevy Silverado Sierra 1500 4WD 3.5-6.5" Lift | Pair | 23157_A

10 Stage Variable Valving, Military Fluid Rated To -50 Degrees C Nitrogen charged, Rubber Bushings, 36kN Tensile Strength Fast cooling 54mm shock body Spring loaded Piston rod seal. Military Spec. Fluid rated to -40 C