CNC-machined aluminum front surprise human body for XB8 Zero Rebound Shocks, produced from premium lightweight 7075 T6 aluminum. The unique design of this shock body and upper limit permits installing a ribbed surprise membrane layer on top of this surprise human anatomy as opposed to traditional installation to the top cap. Installing the ribbed membrane layer on shock body permits extra oil to leak out, and along with a shock cap vent hole and adjusting screw permits the modification regarding the quantity of atmosphere (rebound) before desired zero rebound is achieved. The oversized big-bore shocks feature 18.5mm O.D. surprise systems, externally threaded with an adjustable collar for quick & easy springtime preload modification. The surprise bodies are covered in a titanium color. Set of 2.