![KYB KG4159 High Pressure Monotube Gas Shock Fits select: 2004-2009 DODGE DURANGO SLT, 2007-2009 CHRYSLER ASPEN LIMITED](http://roco4x4.com/cdn/shop/files/7d110aa0bb54f2f6f6212989d5703a71_5d381105-6116-4231-b8c0-ebb33907c767_700x700.jpg?v=1715345870)
![KYB KG4159 High Pressure Monotube Gas Shock Fits select: 2004-2009 DODGE DURANGO SLT, 2007-2009 CHRYSLER ASPEN LIMITED](http://roco4x4.com/cdn/shop/files/7d110aa0bb54f2f6f6212989d5703a71_5d381105-6116-4231-b8c0-ebb33907c767_700x700.jpg?v=1715345870)
Description
The correct, monotube-designed OEM replacement shock | Specifically calibrated to help restore the original handling and control characteristics of the Aspen and Durango | High gas pressure design provides instant, extra control | monotube design outperforms all other standard shock absorbers | Unique, air-free, hydraulic unit eliminates performance fadeThe KYB Gas-a-Just monotube shock absorber has additional performance advantages over the traditional twin-tube design: It can instantly, automatically adjust to your performance needs and never experiences fade due to aeration. The Gas-a-Just is available as an OE monotube replacement and as an OE twin-tube performance upgrade. The KYB Gas-a-Just has two separate working chambers: An air-free hydraulic piston and valve area for responsiveness & control, and a second high-pressure nitrogen gas area with a floating piston that provides a comfortable ride during normal driving and adds instant performance on demand.