The Bilstein B6 (DampTronic) rear monotube shock for 2012–2017 Porsche 911 (991) with PASM retains compatibility with the factory electronic suspension and controls while upgrading damping performance. Its 46mm monotube design and application-specific valve settings work with the vehicle’s active systems to deliver improved safety and handling, plus rapid switching between comfort and sport characteristics when supported by the factory controls.
Bilstein B6 (DampTronic) 12-17 Porsche 911 (991) (w/ PASM) Rear Monotube Shock Absorber