Gabriel G63959 Suspension Shock Absorber - Rear

Ultra Truck Shock for light trucks

Gabriel Ultra Truck Shock G63959 is a gas-charged suspension shock absorber built for light trucks and SUVs that need steadier control and consistent damping. It is a rear shock application for select Chevrolet Silverado 1500 and GMC Sierra 1500 models, with fitment notes that exclude payload package and electronic adjustable suspension applications.

Key features

• G-Force technology with infinitely variable damping for changing road conditions.
• Gas-charged design for responsive suspension control.
• Super-finished chromed piston rod for corrosion resistance.
• Leak-proof piston seal to help extend service life.
• Eyelet upper and lower mounting style.

Detailed description

The Gabriel Ultra Truck Shock line is engineered for drivers who want controlled ride quality and durable performance in demanding truck use. Part number G63959 uses Gabriel’s G-Force technology to vary damping as road conditions change, while the chromed piston rod and sealed construction support long-term durability. This rear suspension shock absorber fits 2018-2021 Chevrolet Silverado 1500, rear; 2018-2021 GMC Sierra 1500, rear; 2019 GMC Sierra 1500 Limited, rear; 2007-2017 Chevrolet Silverado 1500, rear; and 2007-2017 GMC Sierra 1500, rear, with the listed exclusions. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What it helps address

• Excessive bounce after bumps or dips.
• Reduced rear-end control under load changes.
• Worn shock response that can affect ride stability.
• Corrosion-related wear on exposed shock components.
• Inconsistent damping on rough or changing pavement.

Installation notes and tips

Verify rear fitment against the vehicle’s suspension package before ordering. This shock uses eyelet mounting at both ends and does not include a boot. Installation hardware is not required according to the product data.

Quality assurance

Gabriel designs the Ultra Truck Shock line with long-life sealing, corrosion-resistant piston rod finishing, and gas-charged damping for dependable service in truck and SUV applications.