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The FOX HD Performance Series 2.0 rear smooth-body shock for 2020–present GM 2500/3500 trucks is tuned for 1.5–3 in lift applications and delivers reliable damping in demanding conditions. Application-specific valving and an aluminum body improve thermal performance, while an external reservoir and included aluminum clamp help preserve consistent operation under heavy use.
Fox 20-Up GM 2500/3500 HD Performance Series 2.0 Rear Smooth Body 1.5-3in Lift
