GM Performance Front Jounce Shock System [17+ ZR2]

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The Chevrolet Performance ZR2 Front Jounce Shock System, designed specifically for 2017+ Colorado ZR2 models, is a nitrogencharged hydraulic secondary suspension bump shock intende d exclusively for off-road use. The Jounce Shock System greatly enhances gross vehicle motion control, increases suspension bump capacity, and provides exponential bottoming protection for extreme off-road conditions. This complete bolt-on system (requires removal of existing jounce bumper and bracket on frame) includes both front Jounce Shocks, required mounting brackets, and all required fasteners. 87846332 Show more