TeraFlex Twin-Tube Shocks Features :
JL/JLU specific mounting (Front: eyelet/eyelet; Rear: eyelet/eyelet)
Robust and rugged twin-tube design is geared toward hardcore off-road abuse
HD shock canister provides strong protection from damage
Outer tube protects inner tube from damage – a dent in the outer tube won’t affect the shock’s function
Twin-tube design provides longer stroke travel
Induction-hardened, triple-chrome plated rod provides strength
Large diameter piston lowers internal operating temperatures
Velocity valve tuned to react perfectly w/ TeraFlex suspensions
Oil block and seal keep all internal fluids contained and sealed
Travel limiter minimizes the impact of over-compression
Double-welded shock eyelets for support and reinforcement
Premium quality rubber bushings
Durable black e-dipped finish resists salt and other corrosives
Limited lifetime warranty
Includes front and rear Tube Shocks
Sold in pairs
 
Performance Durability and Comfort
Developed for your 2.5 – 3in lifted Jeep Wrangler JL, TeraFlex 9550 VSS (Vehicle Specific Shocks) Twin-Tube Shocks are unlike anything else you’ve seen, engineered valved, and tuned for extreme off-road performance.

If you’re looking for a front shock that offers excellent ride quality and control for both on and off road conditions, then check out ARB’s Nitrocharger Sport rear shock absorber. 
The Nitrocharger Sport shock has been tested, and put through the ropes by ARB’s engineers through rigorous terrains in Australia.