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FOX 2.0 Performance IFP 4-6 Lift Shocks 1999-2004 GMC Sierra 2500 4WD
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FOX 2.0 Performance IFP 4-6 Lift Shocks 1999-2004 GMC Sierra 2500 4WD
FOX 2.0 Performance IFP 4-6 Lift Shocks 1999-2004 GMC Sierra 2500 4WD
Part Number: 980-24-658
Summary: The FOX 2.0 Performance Series IFP shocks deliver race-dominating performance in a hassle-free, bolt-on package for the GMC Sierra 2500. Featuring an Internal Floating Piston (IFP) to separate shock oil from the high-pressure nitrogen gas chamber, these shocks provide a predictable ride quality capable of handling rough road conditions. The aluminum shock body is designed to dissipate heat faster than conventional steel, ensuring consistent damping performance during operation.
Features
- Internal Floating Piston (IFP): Internal Floating Piston (IFP) technology separates shock oil from high-pressure nitrogen gas to provide a predictable ride quality to ensure performance in the roughest road conditions.
- Aluminum Shock Body: Metal-impacted aluminum construction provides faster heat dissipation than steel to ensure consistent cooling and reduced fade.
- Nitrile Bushings: High-quality nitrile material provides increased articulation to ensure improved suspension movement.
- Redundant Sealing System: Multi-layered sealing provides long-lasting performance to ensure durability over the lifespan of the shock.
- Serviceable Design: 100 percent serviceable and tunable construction provides a longer lifespan to ensure the shocks can be maintained over time.
Technical Specifications
| Specification | Value |
|---|---|
| Series | 2.0 Performance Series |
| Position | Front and Rear |
| Front Extended Length | 21.45 Inch |
| Front Compressed Length | 13.85 Inch |
| Rear Extended Length | 29.55 Inch |
| Rear Compressed Length | 18.45 Inch |
| Front Upper Mount | Stem Mount-SM3 |
| Front Lower Mount | Eyelet Sleeve-ES8 |
| Rear Upper Mount | Eyelet Sleeve-ES6 |
| Rear Lower Mount | Eyelet Sleeve-ES6 |
| Notes | Configured for 4-6 inch lift heights. |
Fitment
- 1999-2004 GMC Sierra 2500 4WD
- Note: Fitment confirmed for 4WD models with 4-6 inches of lift.
What’s Included
- Includes 4 Shocks (2 Front Shocks and 2 Rear Shocks)
- Black Anodized CNC Machined Aluminum Components
Why Choose This Product?
- Engineering Advantage: The use of an Internal Floating Piston (IFP) and a metal-impacted aluminum body allows for superior thermal management and oil stabilization compared to traditional twin-tube shocks.
- Performance Benefit: Drivers experience a predictable and controlled ride quality that is specifically tuned for vehicle-specific applications and lifted geometry.
Frequently Asked Questions
What is the benefit of the IFP in these shocks?
The Internal Floating Piston (IFP) separates the shock oil from the high-pressure nitrogen gas, which prevents oil aeration and provides a predictable ride quality in rough conditions.
Are these shocks compatible with a lifted GMC Sierra?
Yes, these shocks are specifically designed and valved for 1999-2004 GMC Sierra 2500 4WD models with a 4-6 inch suspension lift.
Can these shocks be serviced?
Yes, the FOX 2.0 Performance Series shocks are 100 percent serviceable and tunable for a longer lifespan.
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