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Gear Mechanisms

Gear Mechanisms. Steering Gears. Rack-and-Pinion Gear. Worm Steering Gear. Steering Linkage (Worm-type Gearbox). Series of arms, rods, and ball sockets that connect the steering gearbox to the steering knuckles Commonly called a parallelogram steering linkage. Steering Linkage.

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Gear Mechanisms

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  1. Gear Mechanisms

  2. Steering Gears Rack-and-Pinion Gear Worm Steering Gear

  3. Steering Linkage (Worm-type Gearbox) • Series of arms, rods, and ball sockets that connect the steering gearbox to the steering knuckles • Commonly called a parallelogram steering linkage

  4. Steering Linkage

  5. Pitman Arm

  6. Steering Linkage • Pitman arm • Attaches to Steering Gearbox • Transfers gearbox motion to the steering linkage

  7. Center Link

  8. Steering Linkage • Center link (relay rod) • steel bar that connects the right and left sides of the steering linkage • Usually has ball sockets on each end.

  9. Idler Arm

  10. Steering Linkage • Idler arm • supports the end of the center link on the passenger side • Opposite to the pitman arm

  11. Tie Rod Assembly

  12. Steering Linkage • Tie-rod assemblies • fasten the center link to the steering knuckles • ball sockets are used on both ends • toe adjustment sleeve allows length change for alignment

  13. Ball Sockets A. Idler arm B. Tie-rod end C. Tie-rod innerend D. Tie-rod (rack-and-pinion)

  14. Component Wear • All of these components need to be checked for wear or looseness • Or else this might happen…

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