Bilstein XVS Base Valve CO Bypass 6 In Digressive Shock-Reb 40/Comp 80

These new Bilstein XVS Series base valve digressive shocks feature a 46mm steel body and are designed for Late Models and Modifieds. They are completely racer rebuildable and revalvable. These shocks are available with or without a check off bypass, which allows the shock to "check off" either compression or rebound bleed to extend holding up/tying down. 46mm steel body monotube shocks designed for, but not limited to, Late Models and Modifieds. Extreme volume nitrogen bulb minimizes rod pressure gain. Zinc plated for rapid heat dissipation. Digressive valvings with base valve. Completely racer rebuildable and revalvable. Coil over compatible. Specify stroke, rebound, compression, and with (1) or without(0) COB (check off bypass)Note: COB - Check off bypass Allows shock to "check off" either compression or rebound bleed to extend holding up/tying down