The KYB Gas-a-Just rear shock for 2019–2020 Nissan Altima AWD is a monotube replacement featuring two working chambers: an air-free hydraulic piston and valve area for responsiveness, plus a high-pressure nitrogen gas chamber with a floating piston for comfort and on-demand performance. It is offered as an OE-style monotube to restore original ride feel while improving control and responsiveness.
KYB Shocks & Struts Gas-a-Just Rear 19-20 Nissan Altima AWD