Bilstein B4 Front Strut Assembly for Porsche 997 (2005–2012)

This front Bilstein B4 strut assembly is a direct-fit replacement for Porsche 911/997 applications listed in the fitment table below. With over 60 Years of OEM Experience and more than 50 Years of Racing History, Bilstein Shock Absorbers Lead the Way in Performance and Durability.

It uses a gas-pressure design with application-specific valving and is intended as an OE replacement-style damper intended for stock springs and factory ride height.

Technical Details

• Manufacturer part number: 22-147455
• Series: B4
• Mounting position: Front
• Notes: OE replacement damping for stock springs.
• Chassis coverage: Porsche 911/997 (2005–2012)

Fitment & Compatibility

Use the fitment table below to confirm year/submodel and to catch option notes (PASM/electronic damping, sport suspension, AWD vs. RWD, etc.). If you’re on the fence about left vs. right, send us your VIN and we’ll point you the right way.

We’ve been doing Porsche suspension and chassis work for over 20 years, and we still treat fitment questions like they matter—because they do.

Year	Make	Model	Submodel	Notes
2005	Porsche	911	Carrera
2006	Porsche	911	Carrera
2007	Porsche	911	Carrera
2008	Porsche	911	Carrera
2009	Porsche	911	Carrera
2010	Porsche	911	Carrera
2011	Porsche	911	Carrera
2012	Porsche	911	Carrera
2011	Porsche	911	Carrera GTS
2012	Porsche	911	Carrera GTS
2005	Porsche	911	Carrera S
2006	Porsche	911	Carrera S
2007	Porsche	911	Carrera S
2008	Porsche	911	Carrera S
2009	Porsche	911	Carrera S
2010	Porsche	911	Carrera S
2011	Porsche	911	Carrera S
2012	Porsche	911	Carrera S
2011	Porsche	911	Speedster