1999-2007 Superduty Leaf Spring Block Kit (ICO196275) calibrated-power System is tuned by ICON

System is tuned by ICON engineers as a complete suspension package

6mm 5-ply Silicone Hoses

Light Duty Leaf Springs - Use these light-duty springs if you have a soft top and plan to either run with the stock spare or no spare at all

The Injen Technology Black Water Repellant Pre-Filter Hydroshield is designed to improve air filter performance by providing an added barrier against moisture and debris

1999-2007 Superduty Leaf Spring Block Kit (ICO196275) calibrated-power System is tuned by ICONReplace the worn factory leaf springs on your 1999 2007 Superduty with ICON multi rate packs. Designed for improved ride quality, better load handling, and increased articulation over stock. Features Vehicle specific, square block design with 6" overall height Fabricated from CNC laser cut and brake formed steel plate and heavy duty . 250" wall square tubing Heavy duty bump stop tang provides proper bump stop engagement Semi gloss black powder coat