{"product_id":"fox-performance-series-front-shock-for-2020-gmc-sierra-and-chevrolet-silverado-2500-3500-hd-with-4-6-inch-lift-part-fox987-24-033","title":"FOX Performance Series Front Shock for 2020+ GMC Sierra and Chevrolet Silverado 2500\/3500 HD with 4–6-Inch Lift, Part FOX987-24-033","description":"FOX Performance Series shocks contain the latest in shock technology to transform the performance of your Truck or SUV. They use our race-proven damping control to provide a comfortable on-road ride and predictable off-road handling in even the toughest conditions.\nApplication specific valving to maximize performance.\nIncrease your vehicle's off-road capability by extending drop-out travel in most applications. Experience on-road comfort with performance-minded shock valving for a connected ride with less vehicle sway. Tuned specifically for your vehicle’s application._x000D__x000D_\n_x000D__x000D_\nConsistent and fade-resistant performance due to high-quality materials: aluminum bodies, race-developed main piston, and a true internal floating piston (IFP) to separate gas and oil._x000D__x000D_\n_x000D__x000D_\nBuilt-to-last, torture-tested and race-proven to give a lifetime of great rides. FOX products are built from aluminum, dissipating heat four times better than conventional materials. All FOX shocks are fully serviceable and resistant to corrosion and harsh environments.\n\u003cul\u003e\n  \u003cli\u003e2.5 in. Impact Extruded 6061-T6 Aluminum Shock Body\u003c\/li\u003e\n  \u003cli\u003e2.5” Impact extruded 6061-T6 aluminum shock body\u003c\/li\u003e\n  \u003cli\u003eHigh-flow velocity-sensitive damping\u003c\/li\u003e\n  \u003cli\u003eType II clear-anodized body plating\u003c\/li\u003e\n  \u003cli\u003eFully rebuildable and re-tunable\u003c\/li\u003e\n  \u003cli\u003eInternal floating piston (IFP)\u003c\/li\u003e\n  \u003cli\u003eHydraulic Top Out (HTO) piston\u003c\/li\u003e\n  \u003cli\u003eInternal Floating Piston [IFP]\u003c\/li\u003e\n  \u003cli\u003eHydraulic Top Out [HTO] Piston\u003c\/li\u003e\n  \u003cli\u003eApplication specific tune\u003c\/li\u003e\n  \u003cli\u003e5\/8 in. Hard Chrome Shaft\u003c\/li\u003e\n  \u003cli\u003e5\/8” hard chrome shaft\u003c\/li\u003e\n  \u003cli\u003eCorrosion resistant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe FOX Performance Series Part FOX987-24-033 front shock is designed for 2020 and newer GMC Sierra 2500 HD, GMC Sierra 3500 HD, Chevrolet Silverado 2500 HD, and Chevrolet Silverado 3500 HD trucks equipped with a 4–6-inch lift. It combines application-specific valving with race-proven damping technology to improve ride comfort, vehicle control, and off-road performance.\u003c\/p\u003e\u003cp\u003eThis FOX shock uses a 2.5-inch impact-extruded 6061-T6 aluminum body for efficient heat dissipation and corrosion resistance. High-flow, velocity-sensitive damping helps deliver predictable handling across changing terrain, while the internal floating piston separates gas and oil to maintain consistent, fade-resistant performance. A hydraulic top-out piston helps control suspension extension for improved composure during demanding off-road use.\u003c\/p\u003e\u003cp\u003eThe FOX Performance Series shock is fully serviceable, rebuildable, and re-tunable, making it suitable for long-term use in severe driving conditions. Its Type II clear-anodized finish and 5\/8-inch hard-chrome shaft provide additional durability against corrosion and harsh environments. The application-specific tune is designed to reduce vehicle sway and provide a more connected driving experience on pavement without compromising lifted-truck capability off road.\u003c\/p\u003e\u003ch3\u003eKey Product Specifications and Technical Data\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: FOX\u003c\/li\u003e\n\u003cli\u003ePart Number: FOX987-24-033\u003c\/li\u003e\n\u003cli\u003eSeries: Performance Series\u003c\/li\u003e\n\u003cli\u003ePosition: Front\u003c\/li\u003e\n\u003cli\u003eShock Type: Smooth body with internal floating piston\u003c\/li\u003e\n\u003cli\u003eLift Compatibility: 4–6-inch suspension lift\u003c\/li\u003e\n\u003cli\u003eBody Material: Impact-extruded 6061-T6 aluminum\u003c\/li\u003e\n\u003cli\u003eShaft Material: 5\/8-inch hard chrome\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eOne FOX Performance Series front shock\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Fits 2020 and newer Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Sierra 2500 HD, and GMC Sierra 3500 HD applications where a compatible 4–6-inch lift kit is installed. Verify suspension configuration and vehicle-specific fitment before ordering.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApplication-Specific Valving: Tuned for compatible lifted heavy-duty trucks to balance on-road comfort with predictable off-road handling.\u003c\/li\u003e\n\u003cli\u003eRace-Proven Damping: High-flow, velocity-sensitive damping helps control suspension movement and reduce vehicle sway.\u003c\/li\u003e\n\u003cli\u003eAluminum Shock Body: Impact-extruded 6061-T6 aluminum dissipates heat efficiently and resists corrosion in harsh environments.\u003c\/li\u003e\n\u003cli\u003eRebuildable Performance: Fully serviceable, rebuildable, and re-tunable construction supports long-term use and performance maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n2020 Chevrolet Silverado 2500 HD Custom\u003cbr\u003e\n2020 Chevrolet Silverado 2500 HD High Country\u003cbr\u003e\n2020 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2020 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2020 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2020 Chevrolet Silverado 3500 HD High Country\u003cbr\u003e\n2020 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2020 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2020 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2020 GMC Sierra 2500 HD AT4\u003cbr\u003e\n2020 GMC Sierra 2500 HD Base\u003cbr\u003e\n2020 GMC Sierra 2500 HD Denali\u003cbr\u003e\n2020 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2020 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2020 GMC Sierra 3500 HD AT4\u003cbr\u003e\n2020 GMC Sierra 3500 HD Base\u003cbr\u003e\n2020 GMC Sierra 3500 HD Denali\u003cbr\u003e\n2020 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2020 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2021 Chevrolet Silverado 2500 HD Custom\u003cbr\u003e\n2021 Chevrolet Silverado 2500 HD High Country\u003cbr\u003e\n2021 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2021 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2021 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2021 Chevrolet Silverado 3500 HD High Country\u003cbr\u003e\n2021 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2021 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2021 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2021 GMC Sierra 2500 HD AT4\u003cbr\u003e\n2021 GMC Sierra 2500 HD Base\u003cbr\u003e\n2021 GMC Sierra 2500 HD Denali\u003cbr\u003e\n2021 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2021 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2021 GMC Sierra 3500 HD AT4\u003cbr\u003e\n2021 GMC Sierra 3500 HD Base\u003cbr\u003e\n2021 GMC Sierra 3500 HD Denali\u003cbr\u003e\n2021 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2021 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2022 Chevrolet Silverado 2500 HD Custom\u003cbr\u003e\n2022 Chevrolet Silverado 2500 HD High Country\u003cbr\u003e\n2022 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2022 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2022 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2022 Chevrolet Silverado 3500 HD High Country\u003cbr\u003e\n2022 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2022 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2022 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2022 GMC Sierra 2500 HD AT4\u003cbr\u003e\n2022 GMC Sierra 2500 HD Base\u003cbr\u003e\n2022 GMC Sierra 2500 HD Denali\u003cbr\u003e\n2022 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2022 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2022 GMC Sierra 3500 HD AT4\u003cbr\u003e\n2022 GMC Sierra 3500 HD Base\u003cbr\u003e\n2022 GMC Sierra 3500 HD Denali\u003cbr\u003e\n2022 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2022 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2023 Chevrolet Silverado 2500 HD Custom\u003cbr\u003e\n2023 Chevrolet Silverado 2500 HD High Country\u003cbr\u003e\n2023 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2023 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2023 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2023 Chevrolet Silverado 3500 HD High Country\u003cbr\u003e\n2023 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2023 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2023 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2023 GMC Sierra 2500 HD AT4\u003cbr\u003e\n2023 GMC Sierra 2500 HD Denali\u003cbr\u003e\n2023 GMC Sierra 2500 HD Pro\u003cbr\u003e\n2023 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2023 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2023 GMC Sierra 3500 HD AT4\u003cbr\u003e\n2023 GMC Sierra 3500 HD Denali\u003cbr\u003e\n2023 GMC Sierra 3500 HD Pro\u003cbr\u003e\n2023 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2023 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2024 Chevrolet Silverado 2500 HD Custom\u003cbr\u003e\n2024 Chevrolet Silverado 2500 HD High Country\u003cbr\u003e\n2024 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2024 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2024 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2024 Chevrolet Silverado 2500 HD ZR2\u003cbr\u003e\n2024 Chevrolet Silverado 3500 HD High Country\u003cbr\u003e\n2024 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2024 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2024 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2024 GMC Sierra 2500 HD AT4\u003cbr\u003e\n2024 GMC Sierra 2500 HD AT4X\u003cbr\u003e\n2024 GMC Sierra 2500 HD Denali\u003cbr\u003e\n2024 GMC Sierra 2500 HD Denali Ultimate\u003cbr\u003e\n2024 GMC Sierra 2500 HD Pro\u003cbr\u003e\n2024 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2024 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2024 GMC Sierra 3500 HD AT4\u003cbr\u003e\n2024 GMC Sierra 3500 HD Denali\u003cbr\u003e\n2024 GMC Sierra 3500 HD Denali Ultimate\u003cbr\u003e\n2024 GMC Sierra 3500 HD Pro\u003cbr\u003e\n2024 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2024 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2025 Chevrolet Silverado 2500 HD Custom\u003cbr\u003e\n2025 Chevrolet Silverado 2500 HD High Country\u003cbr\u003e\n2025 Chevrolet Silverado 2500 HD LT\u003cbr\u003e\n2025 Chevrolet Silverado 2500 HD LTZ\u003cbr\u003e\n2025 Chevrolet Silverado 2500 HD WT\u003cbr\u003e\n2025 Chevrolet Silverado 2500 HD ZR2\u003cbr\u003e\n2025 Chevrolet Silverado 3500 HD High Country\u003cbr\u003e\n2025 Chevrolet Silverado 3500 HD LT\u003cbr\u003e\n2025 Chevrolet Silverado 3500 HD LTZ\u003cbr\u003e\n2025 Chevrolet Silverado 3500 HD WT\u003cbr\u003e\n2025 GMC Sierra 2500 HD AT4\u003cbr\u003e\n2025 GMC Sierra 2500 HD AT4X\u003cbr\u003e\n2025 GMC Sierra 2500 HD Denali\u003cbr\u003e\n2025 GMC Sierra 2500 HD Denali Ultimate\u003cbr\u003e\n2025 GMC Sierra 2500 HD Pro\u003cbr\u003e\n2025 GMC Sierra 2500 HD SLE\u003cbr\u003e\n2025 GMC Sierra 2500 HD SLT\u003cbr\u003e\n2025 GMC Sierra 3500 HD AT4\u003cbr\u003e\n2025 GMC Sierra 3500 HD Denali\u003cbr\u003e\n2025 GMC Sierra 3500 HD Denali Ultimate\u003cbr\u003e\n2025 GMC Sierra 3500 HD Pro\u003cbr\u003e\n2025 GMC Sierra 3500 HD SLE\u003cbr\u003e\n2025 GMC Sierra 3500 HD SLT\u003cbr\u003e\n2026 Chevrolet Silverado 2500 HD Custom\u003cbr\u003e\n2026 Chevrolet Silverado 2500 HD High Country\u003cbr\u003e\n2026 Chevrolet Silverado 2500 HD 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