The KONI FSD rear shock for 2017–2025 Ford F550 and F600 RV applications. This rear replacement shock carries the KONI FSD designation and is intended for heavy-duty Ford F550/F600 rear suspension configurations used in RV setups. It serves as a damping replacement to control rear suspension motion and restore ride damping characteristics for the listed vehicle applications.
Koni 17-25 Ford F550/F600 FSD RV Rear Shock