The King 2.5-inch rear piggyback reservoir shock pair for 2005 and newer Ford F-250 and F-350 4WD is a heavy-truck performance shock kit tuned to improve damping and ride quality for these applications. Developed through durability and real-world testing, the kit is offered as a bolt-on replacement that leverages race-proven 2.5-inch bodies and vehicle-specific valving for improved control under load.
King Shocks 2005+ Ford F-250/F-350 4WD Rear 2.5 Dia Piggy Hose Reservoir Shock (Pair)