Gm steering box specifications all years and models

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How To Identify Your Steering Gearbox

gm steering box specifications all years and models

how to rebuild power steering gear box saginaw part 1 tear down

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As you can see, getting to the steering gear on early A-bodies is a snap. First, drop the sway bar down from the frame but leave it attached to the A-arms. Use the appropriate puller to remove the Pitman arm. You can often rent this tool from tool stores and rental yards. The new steering coupler that Lee Manufacturing offers has the proper bolt spacing to line up with the early steering columns and has the small stub-shaft spline count.

We can do gearbox rebuilds on many other styles of gearboxes, but for anything other than these listed you must send your gearbox into us for rebuild. The difference between the and the is the size of the piston. The has a 70mm piston and the has an 80mm piston. This is easy to measure from the outside of the gearbox. The 3-hole is the same pattern, just missing one hole and will fit directly into any vehicle that had a 4-hole pattern.

Few mechanical parts have enjoyed a production life longer than the Saginaw power steering gearbox. First introduced in the early Sixties on full-size Oldsmobiles, the Saginaw gearbox has gone through many internal updates; however, it remained virtually the same and was the basis for General Motors power steering systems until the advent of rack and pinion steering. In some GM trucks, this unit is still used today. Saginaw gearboxes were also used in AMCs, Jeeps, Internationals and several Ford models; however, the Ford units will not interchange with any of the other applications. The Saginaw gearbox is a rotary-valve type unit using recirculating ball bearings. They are referred to as recirculated ball-type because they use the same ball bearings on both the worm gear and the sector gear to reduce friction within the housing.

Remanufactured GM Series power steering boxes have a ratio and were used in midsize GM cars from Painted black and include -6 AN fittings to make it easier to fabricate hoses if needed. Pitman arm not included. No core return is required. Help is just a click away! Products to Compare max of 3 X.



12.7:1 Fast Ratio Steering Gearbox Conversions

Not all Saginaw steering boxes are the same. Even if they look identical on the outside, there are internal differences.

Quick-ratio steering boxes

An easy way to upgrade the handling on your car is to convert to a quick-ratio power steering box. Early s power steering gearboxes were originally manufactured with a wide turn ratio. Depending on the manufacturer, most were in the area of These units were also designed with variable pressure, meaning they have slow steering response around the center point, but improved response as you approach the ends of their maximum range. With a little knowledge of the differences between power steering units, you can find adaptable quick-ratio gear boxes at your local pick-a-part that will have a more responsive lower ratio, as well as reduce the steering wheel range to as low as two to three full turns. Saginaw produced two different basic power steering units.

Fast ratio upgrades improve vehicle control, making driving safer and more enjoyable. Convert your slow ratio steering gearbox to a fast ratio Try it - its guaranteed, if you want to convert back to the old ratio, we'll do it at no charge. The steering unit is cleaned and inspected for external damage and physical function. Then it is disassembled, all components are detergent washed and inspected. The unit is reassembled with new OEM original equipment manufacturer seals, Teflon rings, O-rings, bearings and other parts as needed. Custom colors available.

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For Reference: Saginaw Gearbox High Performance Swap Information

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