ICON 10-14 Ford Raptor RXT 3.0 Zeta Series Shocks RR - Driver Side OnlyICON RXT Rear 3. 0 Remote Reservoir Bypass Shocks are far from the norm when compared to a traditional bypass shock you see on Trophy Trucks and other off road race vehicles. Each bypass valve has a specific port design and individually equipped with a different spring rate to ensure proper performance at each zone of shock travel. These same bypass valves feature dampened valve stops for quiet and precise operation. That means no clicking noises as