The King Shocks long‑fin reservoir assembly for 4.0/4.5 RS systems is an 18‑inch long, 4.5‑inch outside‑diameter complete reservoir assembly. Specified to fit King 4.0/4.5 RS configurations, this extended long‑fin assembly provides the listed 18in length and 4.5in OD as a ready replacement or service unit for compatible remote reservoir arrangements.
King Shocks Long Fin Res Assembly 4.0/4.5 RS 18in Long 4.5in OD