Description

Fox Factory Race Series 3.0 Internal Bypass Rear Shocks for 2019–2026 Chevrolet Silverado / GMC Sierra 1500 2–3” Lift (Pair)

Take your truck’s performance to the next level with the Fox Factory Race Series 3.0 Internal Bypass Shocks, engineered specifically for 2019–2026 Chevrolet Silverado and GMC Sierra 1500 platforms. Designed for high-speed off-road performance, these shocks combine race-proven technology with a true bolt-on design. Featuring patented Internal Bypass technology, position-sensitive damping, and Dual Speed Compression (DSC) adjustment, they deliver a controlled, comfortable ride in everyday driving while ramping up damping force when you push into aggressive terrain. The result is confident handling, improved bottom-out resistance, and smooth recovery through rough conditions—all backed by FOX’s race-bred engineering.

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Key Features

• Patented Internal Bypass technology for position-sensitive damping control
• Dual Speed Compression (DSC) adjuster for fine-tuning compression settings
• 3.0” aluminum shock body for increased oil capacity and heat dissipation
• External reservoir system with recirculating bridge for improved cooling
• Multiple internal damping zones for progressive performance
• Race-developed high-flow piston design
• Durable black anodized CNC-machined components

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What’s Included

• (2) Fox Factory Race Series 3.0 Internal Bypass Shocks
• External reservoirs with mounting hardware
• Application-specific mounting components (varies by kit)

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Installation

• Direct bolt-on design
• Estimated Install Time: 2–4 hours
• Difficulty Level: Moderate

Professional installation recommended for best results and proper setup.

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Specifications

• Series: Factory Race
• Shock Type: Internal Bypass with external reservoir
• Travel: 10.32”
• Rear Lift Height: 2–3”

Body & Construction

• Body: 3.0” impact-extruded and CNC-machined 6061-T6 aluminum
• Body Finish: Hard-anodized for corrosion and wear resistance
• Components: Black-anodized CNC-machined 6061-T6 billet aluminum

Reservoir System

• Aluminum finned remote reservoir
• Recirculating reservoir bridge system for improved heat dissipation

Internal Components

• Shaft: 7/8” hard chrome plated heat-treated alloy steel
• Piston: Race-developed high-flow design
• Valving: Patented internal bypass with application-specific tuning

Sealing & Bearings

• Seals: Redundant sealing system (main seal, wiper seal, scraper seal)
• Bearings: PTFE-lined, heat-treated alloy steel spherical bearings

Dimensions

• Extended Length: 27.73”
• Compressed Length: 17.16”

Mounting

• Upper Mount: Eyelet
• Lower Mount: Eyelet

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Fitment

2019–2026 Chevrolet Silverado 1500 & GMC Sierra 1500

• Fits most trim levels including WT, Custom, LT, RST, LTZ, High Country, SLE, SLT, Denali, AT4, Elevation, and more
• Compatible with 2–3” rear lift setups

Fitment Notes:

• Trail Boss / AT4 models: fits 0–1” lift only
• Non–Trail Boss / Non-AT4 models: requires minimum 2” bump stop spacer and 1” lift block

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Notes

• Designed for high-performance off-road use
• Additional suspension modifications may be required depending on setup

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