New. Open box. By Scitoo. All 4 are still zip tied. Fits Chevy Silverado 1500 1999-2007, GMC Sierra 1500 1999-2007. OEM: 344380 37149 344365 37150. Hard chrome piston rod, microcracks chromed surface processes, and ultra precision vertical polishing. Does not include springs, washers, bushings, and mounts.