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

T.C. Electronics / Marine ( 416 ) 751-7326 home page

Mercruiser Alpha 1 forward gear shims *Lower unit parts

GLM Aftermarket stern drive forward gear shims for lower gearcase

  • Cost effective aftermarket Mercruiser outdrive lower seal kits and shims
  • Aftermarket Tools for Mercruiser stern drive repairs
  • Alpha one lower gear case exploded view drawing Click here
  • If help is required, contact our service tech for advice troubleshooting your Mercruiser stern drive unit at
  • (416) 751-7326

Exploded view Mercruiser drawings
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23220 forward gear shims

23220 forward gear shims

P/N 23220 shims OEM 15-47397A1 $7.29