Alpha 1 & Gen. 2 Outdrive Parts *Drawings *Videos

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Mercruiser Alpha 1 tool *pinion gear shimming

GLM aftermarket parts pinion gear shimming tool for the lower gearcase

  • Mercruiser Alpha 1 tools OEM number: 91-56048T
  • GLM number: 90160
  • Pinion gear shimming tool for the MC-1/R/MR/Alpha 1/Alpha 1 Generation 2 stern drive
  • Measures the pinion height in the lower unit
  • See the lower gearcase drawing page for the pinion gear and other parts

Exploded view Mercruiser drawings
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90160 pinion gear shimming

90160 pinion gear shimming

P/N 90160 Pinion gear shimming tool $295.95