Bilstein 26-219998 Suspension Shock Absorber - Rear

Bilstein B4 Rear Shock for Porsche 911

Restore factory ride control with the Bilstein B4 OE Replacement (DampTronic) rear shock absorber, part number 26-219998. This electronically adjustable damper is built for Porsche 911 models that use PASM or DampTronic rear suspension, helping maintain original handling balance and ride quality.

Key Features

• Direct OE replacement for electronically adjustable rear suspension
• Monotube internal design for consistent damping response
• Clear anodized finish for corrosion resistance
• Lower clevis mount and upper stem mount configuration
• Built for Porsche 911 rear applications with DampTronic or PASM systems
• Part number 26-219998 for accurate ordering and service matching

About the B4 OE Replacement Line

Bilstein B4 OE Replacement (DampTronic) dampers are made for drivers who want to keep the original suspension character of their vehicle after replacing a worn electronic shock absorber. For Porsche 911 rear suspension service, this line is focused on OE-style fit, electronic compatibility, and consistent road feel without changing the vehicle’s factory tuning.

Detailed Description

The Bilstein 26-219998 rear suspension shock absorber is engineered for 2012-2013 Porsche 911 models with Sport Suspension and Electronic Suspension (PASM), as well as 2014-2019 Porsche 911 rear applications using B4 OE Replacement (DampTronic). It is a monotube damper with a clear anodized finish, a clevis lower mount, and a stem upper mount. This setup supports direct replacement service on electronically controlled rear suspension systems while meeting OE-level expectations for ride and handling.

This part cross-references Porsche OE numbers 991 333 053 06 and 991 333 053 09 for the same application.

Common Problems This Part Can Address

• Rear suspension noise caused by a worn shock absorber
• Excessive bouncing or reduced damping control
• Loss of factory ride quality in a Porsche 911
• Uneven rear-end stability during braking or cornering
• Electronic damper replacement needs on PASM-equipped vehicles

Installation Notes and Tips

Verify rear fitment by model year and suspension package before installation. This Bilstein shock absorber is for rear position use only and is not supplied with a boot. Because it is designed for electronically adjustable suspension systems, confirm connector and mounting compatibility with the original unit before service. Professional installation and a post-repair alignment check are recommended after suspension work.

Quality Assurance

Bilstein manufactures the B4 OE Replacement (DampTronic) line to meet or exceed OE standards for direct replacement service on European vehicles. Part number 26-219998 is built to restore factory-style performance on compatible Porsche 911 rear applications.

Compatible Vehicles

• Fits 2014-2019 Porsche 911, rear
• Fits 2012-2013 Porsche 911, rear