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SKU:FOX987-24-033

FOX

Fox 2.5 Performance Series IFP Front Shock - Smooth Body, 4-6 in Lift | 2020-2026 Chevy Silverado 2500HD

Fox 2.5 Performance Series IFP Front Shock - Smooth Body, 4-6 in Lift | 2020-2026 Chevy Silverado 2500HD

Regular price $359.95 USD
Regular price Sale price $359.95 USD
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The Fox 2.5 Performance Series Smooth Body IFP Front Shock fits the 2020-2026 Chevy Silverado 2500HD and is tuned for trucks running 4-6in of front lift.

Aluminum body construction and a true internal floating piston deliver fade-resistant damping on and off road.

Install Difficulty: Professional Install Only
Bolts to factory front shock mounts, but heavy-duty front shock replacement on a lifted 2500HD typically takes 90-120 minutes per side with a vehicle lift. Professional alignment recommended after any suspension modification.

Product Overview

This is a 2.5in diameter smooth-body monotube shock built for lifted heavy-duty trucks. A race-developed main piston and internal floating piston (IFP) separate gas and oil for consistent damping under repeated hits.

The aluminum body dissipates heat four times better than steel, keeping valving stable on long trails and washboard roads. Hydraulic Top Out (HTO) cushions the end of extension travel for a smoother ride on lifted trucks.

Extended drop-out travel improves wheel articulation off-road while the performance valving reduces body sway on-road.

Features & Specifications

  • Fits: 2020-2026 Chevy Silverado 2500HD
  • For 4in front lift
  • Not For Use With Lift Kits That Change OE Mounts
  • Excludes ZR2 Model
  • Provides 4" of front lift
  • Designed for trucks with 4-6in of front lift
  • 2.5in smooth aluminum body dissipates heat
  • Internal floating piston (IFP) separates gas and oil
  • Race-developed main piston for fade resistance
  • Hydraulic Top Out (HTO) reduces harsh top-out for a smoother ride, especially on lifted trucks or aggressive tires
  • Application-specific performance valving
  • Fully serviceable and rebuildable
  • Corrosion-resistant for harsh environments

Fitment

This part fits the following vehicles:

Year Make Model Submodel
2020-2026 Chevrolet Silverado 2500 HD Custom
2020-2026 Chevrolet Silverado 2500 HD High Country
2020-2026 Chevrolet Silverado 2500 HD LT
2020-2026 Chevrolet Silverado 2500 HD LTZ
2020-2026 Chevrolet Silverado 2500 HD WT
2024-2026 Chevrolet Silverado 2500 HD ZR2
⚠ Submodel Fitment: If your submodel is not listed in the fitment table above, we cannot confirm fitment. Please contact us before purchasing to verify.

Shipping & Returns

Tracking is typically provided within 3–5 business days; items shipping direct from the manufacturer may take 5–7. Some items are made to order or may be backordered. Questions about stock? Reach us through live chat or email.

Warranty

All warranties are through the manufacturer and are facilitated by Stateside Performance. Some manufacturers require the end user to contact them directly; in that case we will point you to the right contact. Email us with any warranty questions.

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  • Free shipping over $250

    Free shipping applies to items that are shipped via ground through UPS or FedEx and are over $250 going to the continental 48 states. This does not apply to Alaska or Hawaii, and does not apply to any item(s) that are shipped via freight or with any other option other than ground shipping.

    Shipping policy 
  • 30-day returns

    Returns must be requested within 30 days of delivery. Parts must be new, unused, uninstalled, and in original packaging, with an RMA. Some items are final sale.

    Return policy