Synergy 2005+ Super Duty F-250 / F-350 / F-450 / F-550 Heavy Duty Tie Rod has all new design and components specific to the new truck platform. Direct bolt-in replacement for the stock tie rod for an immediate upgrade in steering feel and strength. No wheel size requirements! Can be installed on a stock Super Duty with stock wheels and tires with the correct adjustment on the tie rod ends. The F-250 / F-350 tie rod is made from heat treated seamless 4130 chromoly for maximum strength and is bent to clear most aftermarket differential covers. The F-450 / F-550 is made from 2 inch 0.25 wall DOM Steel. You will not find a better tie rod on the market! Benefits: Improves strength and steering feel and eliminates any chance of bending Offers a more direct connection to the road compared to stock; no more bent tie rods and constantly having to align your vehicle Synergy Heavy Duty Metal on Metal Tie Rod Ends are stronger and more durable than stock and include grease fittings for ease of maintenance Eliminates unwanted tie rod flop and the steering dead-spot commonly encountered with hydro assist setups Tie rod length adjustable on the vehicle Compatible with stock wheels and tires Abrasion-resistant powder coat finish for maximum durability and corrosion resistance Synergy Double Adjuster Sleeve allows adjustment of tie rod length without removing it from the vehicle Both ends of the bar use pinch bolts instead of jam nuts to simplify installation and adjustment 100% bolt-on components assures an easy, trouble free installation with the use of basic hand tools