Bilstein 24-228398 Suspension Shock Absorber - Rear

Bilstein B6 Rear Shock Absorber

The Bilstein B6 Performance rear shock absorber is a direct OE-style upgrade for drivers who want sharper handling without changing the factory spring setup. Built with Bilstein’s monotube internal design and application-specific valving, this rear damper is made for the Subaru BRZ, Toyota 86, and Scion FR-S.

Part number 24-228398 is engineered to improve control, stability, and response while maintaining the OE spring pairing these vehicles were designed around. The yellow-painted finish and stem upper mount with 12.1 mm eye lower mount support a clean, factory-style installation on the rear suspension.

Key Features

• Bilstein B6 Performance series rear shock absorber
• Monotube internal design for consistent damping response
• Application-specific valve settings for rear suspension tuning
• Designed to pair with the OE factory spring
• Yellow painted finish
• Upper mount type: stem
• Lower mount type: eye, 12.1 mm
• Boot not included

Performance and Fitment Details

Bilstein B6 Performance dampers are built as a performance upgrade over OE dampers while keeping the original spring package in place. For rear suspension service on the Subaru BRZ, Toyota 86, and Scion FR-S, part number 24-228398 provides a direct replacement option focused on handling precision and safety-oriented control. This part cross-references Bilstein 24-228435 for the same application.

Compatible with 2013-2020 Subaru BRZ, rear; 2017-2020 Toyota 86, rear; and 2013-2016 Scion FR-S, rear. If you are searching for a rear shock absorber for Subaru BRZ 2013-2020, Toyota 86 2017-2020, or Scion FR-S 2013-2016, this Bilstein B6 Performance damper matches those applications.

What This Shock Absorber Helps Address

• Excessive rear suspension bounce or oscillation
• Reduced body control during cornering and braking
• Worn OE damper performance on factory spring setups
• Inconsistent rear-end response over uneven pavement
• Loss of handling precision in daily driving or spirited use

Installation Notes and Tips

Verify rear fitment by model year before installation, since this damper is specific to the listed Subaru BRZ, Toyota 86, and Scion FR-S applications. Confirm the stem upper mount and 12.1 mm eye lower mount match the vehicle’s original hardware layout, and reuse the OE factory spring as intended for the B6 Performance design.

Quality Assurance

Bilstein tests B6 Performance dampers to meet or exceed OE standards. Each unit is built with a monotube design and application-specific valving to support consistent performance and dependable rear suspension control.