GM 2500HD/3500HD 2001-2010 Fox Performance Front Mono Tube Shock For 4" Front Lift

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Product Overview

Fits: Chevrolet Silverado / GMC Sierra 4WD 1500HD, 2500HD, 3500HD 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010

GM 2500HD/3500HD 2001-2010 Fox Performance Front Mono Tube Shock For 2" Front Lift

Cognito Motorsports is a US-based Designer and Manufacturer of Premium OE Replacement and Proprietary Performance Suspension, Steering, Lift Systems and Long Travel Kits for Trucks and UTVs.

Front Shock Options

FOX-PSMT-4NTFK-GM8L-2001 - CMS Front 4" NTBD Fox Performance Series Mono Tube Aluminum Body Shock


The 2.0 Performance Series Shocks delivers race-dominating performance in a hassle free bolt-on package. Their heat-reducing design includes a metal-impacted aluminum shock body that dissipates heat faster than conventional steel. Inside the Internal Floating Piston (IFP) separates shock oil from a high-pressure nitrogen gas chamber that provides a predicable ride quality capable of handling the roughest road conditions. Combine these new technologies with a competitive price for a winning combination.


• Body - Aluminum shock body dissipates heat three times faster than steel.
• Components - Black anodized 6061-T6 billet aluminum
• Shaft - 5/8" hard chrome plated heat treated alloy steel
• Piston - Race-developed high-flow piston design
• Valving - Application specific valving to maximize offroad performance
• Seals - Redundant sealing pack system main seal, wiper seal, scraper seal
• Oil - Specially formulated for ultimate performance at variable temperatures
• Reservoir - Internal reservoir design separates shock oil from the high-pressure nitrogen
• Mounting - Applications available for stock and aftermarket lifts kits


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