SKU: CS-FPAP-08
– Built in the U.S.A. By Deaver Leaf Spring
– Smooth progressive design
– Supplied with U-bolts and hardware
– Provides 2.0″ of lift
– O.E.M. load capacity maintained, improved ride
– Fitment: 2008-2010 F250/350 4×4, 3.5″ Axle Tube

Our Add-a-Pack rear springs are a proprietary design built for us by Deaver Spring MFG. The lower overload leaf is removed and is replaced with thinner gauge leaves. The O.E.M. load capacity is maintained while improved ride is achieved.

If Pairing to 4.5″ System: Super Duties equipped with a 2″ tall block from the factory will require the factory 3-5/8″ tall Block to achieve a leveled stance to a 4.5″ kit with the Add-a-Pack.
Factory Block Part Number: 7C3Z-5598-HB, 7C3Z-5598-JB

If Pairing to 2.5″ System: Super Duties equipped with a 3-5/8″ tall block from the factory will require the factory 2″ tall Block to achieve a leveled stance to a 2.5″ kit with the Add-a-Pack.
Factory Block Part Number: 7C3Z-5598-L and 7C3Z-5598-K