ICON Vehicle Dynamics 138509 Features:

These 6 inch front springs are progressively rated to give your Super Duty a much better ride quality as well as on and off-road performance. The thin multi-leaf progressive construction makes sure the truck will ride smooth and ensures less spring fatigue to minimize sagging.
• These leaf springs are sold individually. A quantity of 2 are required per vehicle.
• Spring Material: Steel
• Suspension Grade Type: Performance
• 2000-2004 FORD SUPER DUTY FRONT 6" LIFT LEAF SPRING