Detroit Axle Complete Power Steering Rack & Pinion Assembly - [04-07 Ford Freestar] - 95-03 Ford Windstar - [04-07 Mercury Monterey] 2004-2007 Ford Freestar - [1995-2003 Ford Windstar] - 2004-2007 Mercury Montery To Activate your Lifetime Warranty; you must send in your core unit. Call us when you order to get a return shipping label for your old unit. New Oil and Lip Seals installed to ensure quality performance, Hydraulically Pressure Tested to Ensure Internal By-Pass for Both High & Low Pressure Tie Rod Load, Road Simulated for Proper Functioning Complete Power Steering Rack & Pinion Assembly