By 1951, many American vehicles required power steering. Gemmer's Hydraguide system, the first power steering system used on an American car, was Chrysler's answer to the massive front end weight created by the new hemi V-8.By 1951, many American vehicles required power steering. Gemmer's Hydraguide system, the first power steering system used on an American car, was Chrysler's answer to the massive front end weight created by the new hemi V-8. Other manufacturers quickly followed. The Saginaw rotary valve steering gear is an integral, streamlined design introduced in 1959. By the end of the '60s, all GM cars and light trucks offered this gear. Ford, I-H, Dodge, and Jeep outsourced rotary valve gears as well. Saginaw's recirculating ball-and-rack piston engineering has become a worldwide standard.


Photo Gallery: Introduction To Power Steering Systems - Classic Trucks Magazine


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