2012 GMC Sierra 1500 Shock and Strut Set Hybrid - RWD - Optional Twin Tube Replacement - w/o Elec. Susp. - Front and Rear - Kit guaranteed to replace your current 2012 GMC Sierra 1500 Shock and Strut Set Hybrid - RWD - Optional Twin Tube Replacement - w/o Elec. Susp. - Front and Rear - Kit. 2012 GMC Sierra 1500 Shock and Strut Set comes new OEM 2012 GMC Sierra 1500 Shock and Strut Set aftermarket new 2012 GMC Sierra 1500 Shock and Strut Set of remanufactured 2012 GMC Sierra 1500 Shock and Strut Set Hybrid - RWD - Optional Twin Tube Replacement - w/o Elec. Susp. - Front and Rear - Kit.