Advanced monotube design for enhanced vehicle handling and control.
The KYB Shocks Gas-A-Just Strut is engineered to provide superior handling and control compared to traditional twin tube designs. This nitrogen gas charged strut features a monotube design that automatically adjusts to varying driving conditions, ensuring optimal performance across a range of vehicles including cars, trucks, vans, and SUVs. The larger bore cylinder and heavy gauge wall construction contribute to its durability and responsiveness.
With 100 percent fluid valving and a high nitrogen gas pressure, the Gas-A-Just Strut offers enhanced stability and comfort during operation. The additional floating piston design allows for improved gas response, while the velocity sensitive piston ensures that the strut adapts to different driving scenarios effectively. This strut is a suitable replacement for OE monotube applications or an upgrade from standard twin tube options.
Constructed with heavy duty zinc coated steel or phenolic piston rings, the Gas-A-Just Strut is built to withstand rigorous use. It features dual damping control for better handling and is designed without shock boots, making it a streamlined choice for those seeking performance enhancements. The strut is semi-universal, making it compatible with a variety of vehicles, and includes necessary hardware for installation.
Features
- Larger Bore Cylinder. Heavy Gauge Wall
- 100 Percent Fluid Valuing
- Additional (Floating) Piston. High (Nitrogen) Gas Pressure
- The More Responsive Monotube Design Automatically Adjusts To Driving Conditions
- Heavy Duty Zinc Coated Steel (MonoMax) Or Phenolic (Gas-A-Just) Piston Ring
- Velocity Sensitive Piston Or Gas Response
- Dual Damping Control
Specifications
- Manufacturer: KYB Shocks
- Manufacturer Part Number: 551600
- Type: Nitrogen Gas Charged
- With Coil Spring: No
- Extended Length (IN): 15.51 Inch
- Compressed Length (IN): 12.4 Inch
- Upper Mounting Style: Stud
- Lower Mounting Style: Eyelet
- Adjustable Valving: No
- Quantity: Single
- Universality: Semi-Universal
- Internal Design: Monotube
- Body Color: Silver
- Rod Diameter (IN): OEM
- Valving Type: Application Specific Valving
- Rod Material: Steel
- Body Material: Steel
- With Reservoir: No
- Includes Dust Shield: Yes
- Includes Hardware: Yes
- Includes Boot: No
- Estimated Install Time (Hours): 0.5
Compatibility / Fit
- 2003-2011 Ford Crown Victoria
- 2003-2011 Lincoln Town Car
- 2003-2011 Mercury Grand Marquis
Technical Documents
Product Videos
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
Skip to content

