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The FOX 4.0 Factory Race external-bypass piggyback shock delivers robust, race-oriented damping and suspension control for challenging off-road conditions. It features a 17-4 stainless steel hard chrome shaft, Cerakote protective coating over a zinc basecoat, CNC-machined aluminum components, and JM92 MIL-SPEC oil. Rebuildable and owner-serviceable, it supports custom valving for tailored performance.
Fox 4.0 Factory Race Shaft 5-Tube External Bypass 18in Piggyback Shock - Right
