This paper covers the subject of commercial vehicle manual and power steering system design and development from the total vehicle viewpoint. It includes a discussion on the interrelationship of cab package, front suspension, and tires on truck steering as well as a description of the pertinent steering system characteristics. The function of the various steering system components are described as reference for system design and selection of industry available hardware for a specific application. The topics are presented in a manner which explains the logic of total steering system design from the initial stage of vehicle concept through the initial package proposal.
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