Sierra Lower Unit Gearcase Assembly - 18-4840

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Mfg 18-4840, iboats IB00098973, UPC 808282188290

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Additional Details:

  • Fits: 40/48/50hp w/ 20" shaft (1989-92)

Cross References

  • Johnson/Evinrude Outboard 433341
  • Johnson/Evinrude Outboard 435277

Fitment Information


  • 40 HP 1989-1992 40hp 2 stroke 1,2 cylinders
  • 48 HP 1989-1992 48hp 2 stroke 2 cylinders
  • 50 HP 1989-1992 50hp 2 stroke 1,2 cylinders
This product fits:

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