| Year | Make | Model | Engine |
|---|---|---|---|
| 2013-2016 | Chevrolet | Silverado 2500 HD | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated |
| 2018-2019 | Chevrolet | Silverado 2500 HD | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated |
| 2011-2019 | Chevrolet | Silverado 2500 HD | 6.0L 5967CC 364Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2011-2019 | Chevrolet | Silverado 2500 HD | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated |
| 2021-2022 | Chevrolet | Silverado 2500 HD | 6.6L 6571CC 401Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2025 | Chevrolet | Silverado 2500 HD | 6.6L 6571CC 401Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2020-2022 | Chevrolet | Silverado 2500 HD | 6.6L 6571CC 401Cu. In. V8 GAS OHV Naturally Aspirated |
| 2025 | Chevrolet | Silverado 2500 HD | 6.6L 6571CC 401Cu. In. V8 GAS OHV Naturally Aspirated |
| 2011-2022 | Chevrolet | Silverado 2500 HD | 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged |
| 2025 | Chevrolet | Silverado 2500 HD | 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged |
| 2015-2016 | Chevrolet | Silverado 3500 HD | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated |
| 2019 | Chevrolet | Silverado 3500 HD | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated |
| 2011-2019 | Chevrolet | Silverado 3500 HD | 6.0L 5967CC 364Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2011-2019 | Chevrolet | Silverado 3500 HD | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated |
| 2021-2022 | Chevrolet | Silverado 3500 HD | 6.6L 6571CC 401Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2025 | Chevrolet | Silverado 3500 HD | 6.6L 6571CC 401Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2020-2022 | Chevrolet | Silverado 3500 HD | 6.6L 6571CC 401Cu. In. V8 GAS OHV Naturally Aspirated |
| 2025 | Chevrolet | Silverado 3500 HD | 6.6L 6571CC 401Cu. In. V8 GAS OHV Naturally Aspirated |
| 2011-2022 | Chevrolet | Silverado 3500 HD | 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged |
| 2025 | Chevrolet | Silverado 3500 HD | 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged |
| 2013-2016 | GMC | Sierra 2500 HD | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated |
| 2019 | GMC | Sierra 2500 HD | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated |
| 2011-2019 | GMC | Sierra 2500 HD | 6.0L 5967CC 364Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2011-2019 | GMC | Sierra 2500 HD | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated |
| 2021-2022 | GMC | Sierra 2500 HD | 6.6L 6571CC 401Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2025 | GMC | Sierra 2500 HD | 6.6L 6571CC 401Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2020-2022 | GMC | Sierra 2500 HD | 6.6L 6571CC 401Cu. In. V8 GAS OHV Naturally Aspirated |
| 2025 | GMC | Sierra 2500 HD | 6.6L 6571CC 401Cu. In. V8 GAS OHV Naturally Aspirated |
| 2011-2022 | GMC | Sierra 2500 HD | 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged |
| 2025 | GMC | Sierra 2500 HD | 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged |
| 2015-2016 | GMC | Sierra 3500 HD | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated |
| 2019 | GMC | Sierra 3500 HD | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated |
| 2011-2019 | GMC | Sierra 3500 HD | 6.0L 5967CC 364Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2011-2019 | GMC | Sierra 3500 HD | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated |
| 2021-2022 | GMC | Sierra 3500 HD | 6.6L 6571CC 401Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2025 | GMC | Sierra 3500 HD | 6.6L 6571CC 401Cu. In. V8 FLEX OHV Naturally Aspirated |
| 2020-2022 | GMC | Sierra 3500 HD | 6.6L 6571CC 401Cu. In. V8 GAS OHV Naturally Aspirated |
| 2025 | GMC | Sierra 3500 HD | 6.6L 6571CC 401Cu. In. V8 GAS OHV Naturally Aspirated |
| 2011-2022 | GMC | Sierra 3500 HD | 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged |
| 2025 | GMC | Sierra 3500 HD | 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged |
▶ Suspension Drop / Lift Rates
| Part Number | Lift/Lowered | Position | Item | Quantity |
|---|---|---|---|---|
| 987-24-035 | 4-6" Lift | Rear | Shock Absorber | 2 |
FOX 2.5 Perf Series HTO Shocks Rear Pair w/4-6" lift - 2011-2024 GMC Sierra 3500 HD
FOX 2.5 Perf Series HTO Shocks Rear Pair w/4-6" lift - 2011-2024 GMC Sierra 3500 HD
SKU:10587618607391_52811821744415
In stock
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▶ Vehicle Fitments
▶ Suspension Drop / Lift Rates
| Part Number | Lift/Lowered | Position | Item | Quantity |
|---|---|---|---|---|
| 987-24-035 | 4-6" Lift | Rear | Shock Absorber | 2 |
The FOX 2.5 Performance Series HTO Shocks Rear Pair are high-performance, bolt-on shocks designed for 2011-2024 GMC Sierra 3500 HD trucks with a 4-6 inch lift. Featuring vehicle-specific valving, larger pistons, and position-sensitive technology, these shocks enhance both on-road comfort and off-road capability. The 2.5-inch shock body incorporates an internal floating piston (IFP) that separates shock oil from high-pressure nitrogen, optimizing damping performance. Constructed with a Type II anodized aluminum body, they efficiently dissipate heat and resist corrosion, ensuring durability in demanding conditions. The package includes a rear pair of shocks, all necessary washers, bushings, and nuts, and is backed by a one-year warranty against defects and premature failure.
Designed specifically for 2011-2024 GMC Sierra 3500 HD models with a 4-6 inch lift, these shocks are ideal for off-road enthusiasts, heavy-duty towing, and daily driving where enhanced ride quality and stability are required. They are a direct bolt-on replacement, providing a straightforward installation process. The kit includes all hardware needed for proper fitment and performance. Compatibility requires selecting the correct length shock based on your lift height. These shocks are engineered to improve handling, stability, and off-road performance, making them suitable for lifted trucks used in rugged terrains or demanding work environments.
| Part Number | Lift/Lowered | Position | Item | Quantity |
|---|---|---|---|---|
| 987-24-035 | 4-6" Lift | Rear | Shock Absorber | 2 |
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Overview
Overview
The FOX 2.5 Performance Series HTO Shocks Rear Pair are high-performance, bolt-on shocks designed for 2011-2024 GMC Sierra 3500 HD trucks with a 4-6 inch lift. Featuring vehicle-specific valving, larger pistons, and position-sensitive technology, these shocks enhance both on-road comfort and off-road capability. The 2.5-inch shock body incorporates an internal floating piston (IFP) that separates shock oil from high-pressure nitrogen, optimizing damping performance. Constructed with a Type II anodized aluminum body, they efficiently dissipate heat and resist corrosion, ensuring durability in demanding conditions. The package includes a rear pair of shocks, all necessary washers, bushings, and nuts, and is backed by a one-year warranty against defects and premature failure.
Designed specifically for 2011-2024 GMC Sierra 3500 HD models with a 4-6 inch lift, these shocks are ideal for off-road enthusiasts, heavy-duty towing, and daily driving where enhanced ride quality and stability are required. They are a direct bolt-on replacement, providing a straightforward installation process. The kit includes all hardware needed for proper fitment and performance. Compatibility requires selecting the correct length shock based on your lift height. These shocks are engineered to improve handling, stability, and off-road performance, making them suitable for lifted trucks used in rugged terrains or demanding work environments.
| Part Number | Lift/Lowered | Position | Item | Quantity |
|---|---|---|---|---|
| 987-24-035 | 4-6" Lift | Rear | Shock Absorber | 2 |