Eibach Pro-Truck rear springs for 2010–on Toyota 4Runner are rear suspension springs intended for use with Pro-Truck rear shocks. The springs are supplied specifically as a Pro-Truck component and must be used together with Pro-Truck rear shocks to achieve the designed rear suspension characteristics for that 4Runner application.
Eibach Pro-Truck Springs for 2010+ Toyota 4Runner - Rear (Must Be Used w/ Pro-Truck Rear Shocks)