Carli Suspension CS-FPAP-11 Carli Add-A-Pack Rear Leaf Springs, 2011-16 Ford F250/F350 4×4, 2” Lift

Carli's six-leaf progressive Add-A-Pack rear springs replace the lower overload leaf with six thinner leafs. It maintains factory load capacity while improving ride quality by effectively mitigating the impact of medium to large bumps.