Fox Shocks 883-26-085 20-C GM 2500/3500 REAR 2.5 TRUCK PES P/B 10.17IN 0-1IN LIFT DSCFox Shocks 883 26 085 CHEVROLET SILVERADO & GMC SIERRA 2500 3500 2. 5 PERFORMANCE ELITE SERIES Performance Elite Series 2. 5 Reservoir smooth body shocks give you enhanced ride quality and the control you need when heading off the pavement. They take their design from our Off Road race shocks, so they've been thoroughly perfected in brutal conditions that you will probably never see. Our athletes push the boundaries in competition to develop race