This is the Shock Piston Set for the VVC/HD Shock Sets used on the Baja 5B SS from HPI Racing. FEATURES: Replaces shock pistons and their related components YOU WILL RECEIVE: Eight 3mm Locknuts Eight Plastic Spacers Ten 4mm Washers Four Aluminum Spacers Eight Shock Pistons REQUIREMENTS: Shocks from vehicle, Baja 40WT shock oil (HPIC0147) (fronts) Baja 5WT shock oil (rear) COMMENTS: Note: Do not use silicone shock oil in the Baja 5B shocks jxs 5/23/08 ir/jxs &