Pacbrake HP10070 Rear Air Suspension Kit The strongest air springs on the market for 19992012 Ford F250/F350 Superduty, 3/4 & 1 ton trucks Will NOT fit vehicles with factory installed 5th wheel hitch* WILL fit with a Draw Tite 15000 5th wheel hitch* Reinforced Aluminum End Caps, 18 Support Wires & 2 Ply Rubber Lifetime Warranty