KYB Gas-A-Just Shocks & Struts (REAR): Chrysler 300 (65-69) / Dodge Challenger (70-74) / Charger (66-76)

KYB Gas-A-Just Shocks & Struts

1965–1969 Chrysler 300 / 1970–1974 Dodge Challenger / 1966–1976 Dodge Charger Rear Suspension

KG5512

Overview:

The KYB Gas-A-Just Shocks KG5512 are high-performance rear shock absorbers designed specifically for classic muscle cars including the Chrysler 300 (1965–1969), Dodge Challenger (1970–1974), and Dodge Charger (1966–1976). These monotube shocks deliver superior handling, improved stability, and enhanced road feel, making them an excellent upgrade for enthusiasts seeking to restore or enhance their vehicle’s suspension performance.

Engineered to replace traditional twin-tube shocks, the Gas-A-Just line offers a firmer, more responsive ride that improves cornering and control without sacrificing durability. Whether you’re driving on the street or pushing your muscle car harder, these shocks provide consistent performance and long-lasting reliability.

Key Features:

The KG5512 shocks incorporate advanced technology and robust construction to ensure optimal performance and longevity:

• High-Pressure Nitrogen Gas Design: Eliminates aeration and foaming inside the shock, providing consistent damping and quicker response to road conditions.
• Monotube Construction: Single tube design allows for better heat dissipation and smoother operation compared to twin-tube shocks.
• Increased Damping Force: Automatically adjusts to changing road surfaces for enhanced control and stability.
• Seamless Working Cylinder: Manufactured from a single piece of steel to reduce leaks and improve durability.
• Triple-Chrome Plated Piston Rod: Offers superior strength and corrosion resistance for extended shock life.
• Heavy-Duty Build: Designed to withstand rigorous use, making it suitable for both performance driving and daily use.
• Precise Fitment: Tailored mounting points and stroke length ensure direct replacement without modifications.

Construction & Design:

The KYB Gas-A-Just KG5512 shocks feature a robust monotube design filled with high-pressure nitrogen gas, which prevents internal foaming and maintains consistent damping performance even under demanding conditions. The seamless steel cylinder construction enhances structural integrity and reduces the risk of leaks, ensuring a long service life.

The piston rod is triple-chrome plated to resist corrosion and wear, critical for maintaining smooth operation and durability over time. This heavy-duty construction is ideal for muscle cars that require reliable suspension components capable of handling spirited driving and varying road surfaces.

Installation & Fitment:

The KG5512 shocks are designed as direct rear replacements for the Chrysler 300 (1965–1969), Dodge Challenger (1970–1974), and Dodge Charger (1966–1976). Installation is straightforward with no modifications required, making it an ideal upgrade for restoration projects or performance enhancements. Standard tools and basic mechanical knowledge are sufficient for installation, but professional assistance is recommended for optimal results.

What's Included:

• One KYB Gas-A-Just Rear Shock (Part # KG5512)
• Mounting hardware (if applicable)
• Installation instructions

Ideal For:

This product is perfect for muscle car enthusiasts and classic vehicle owners who want to improve their car’s handling, stability, and ride quality. It suits drivers who demand a durable, high-performance shock absorber that enhances cornering response and reduces body roll without compromising comfort. Whether restoring a classic or upgrading for better daily driving dynamics, the KYB Gas-A-Just KG5512 is a reliable choice.