B6 4600 Rear Shock for Toyota 4Runner (2003–2024)

The Bilstein B6 4600 Rear Shock is a precision-tuned upgrade designed to enhance rear suspension performance while preserving factory ride height and geometry. Engineered specifically for 4Runner platforms, it delivers improved stability, controlled damping, and long-term reliability through proven monotube technology and application-specific valving.

Built as a direct-fit upgrade, this rear shock integrates with factory mounting points and suspension geometry. Application-specific tuning ensures compatibility with original equipment springs and delivers predictable handling characteristics.

A monotube high-pressure gas architecture ensures efficient heat dissipation and fade-resistant operation. This design maintains consistent damping performance during extended driving and repeated suspension cycling.

Engineered for long-term reliability, the monotube design resists performance fade and maintains consistent damping under load. High-quality materials and proven internal components ensure dependable operation in daily driving and extended-use conditions.

Designed for straightforward installation, this shock mounts directly to factory rear suspension locations without modification. It is intended for use with stock-height configurations and original equipment components.