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Mercruiser Alpha 1 tool *drive shaft bearing retainer wrench

GLM Marine drive shaft bearing retainer wrench

  • OEM number: 91-43506
  • GLM Marine number: 90240
  • Drive shaft bearing retainer wrench used to remove and install the threaded bearing retainer on the Mercruiser, Alpha 1 and Alpha 1 Generation 2 lower unit gearcases
  • For more tools, see our repair tools page

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90240 retainer wrench

90240 retainer wrench

P/N 90240 Drive shaft bearing retainer wrench $37.95