4Steer Conversions is an exclusive distributor for Australian based: Quadrasteer Bolt On Conversion:   This is our bolt on steering conversion for the Hummer H2 Limousine to meet with worldwide turning radius compliance. Our kit once installed will provide a turning radius of 18.6 Meters, well with in the standard 25 Meters required.    Kit includes:   New Quadrasteer Rear Differentail ( 2 year warranty) GM Factory Complete Wiring Harness Yaw Sensor Control Module Steering Sensor Mode Control Module Brake Lines for direct bolt on. ( GM with proper markings) Wiring Instructions Unlimited Technical Support             Coming Soon: Power Rack and Pinion Conversion for Early Mustangs   Right Hand Drive Heaterbox and Defrost/Floor vent   Dynacorn Products   Direct any questions about product availability to our Contact page.