PRT 172331 Rear Twin-Tube Shock Absorber for 1955-1957 Chevy 150

The PRT 172331 is a rear twin-tube shock absorber designed as a direct replacement for 1955-1957 Chevrolet 150 models. This shock fits either the driver or passenger side rear position, providing reliable suspension control for classic Tri-Five Chevrolet vehicles.

Key Features:

• Twin-tube design with nitrogen gas charge for consistent damping performance
• Vehicle-specific valving engineered to restore original ride quality and handling
• All-weather hydraulic fluid formulated to maintain performance in extreme temperatures
• Meets or exceeds OE specifications for proper fit and function
• Direct bolt-on replacement using factory mounting points
• 1-year manufacturer warranty against defects

PRT (Performance Ride Technology) shock absorbers are designed to restore your classic Chevy's suspension performance with OE-quality components at an affordable price. The twin-tube construction and nitrogen gas charging work together to reduce aeration and maintain consistent tire-to-road contact, improving both ride comfort and vehicle control. Each shock is engineered specifically for the 1955-1957 Chevrolet platform, ensuring proper fitment and performance restoration.