Mercruiser Alpha 1 tool *Drive gear shimming

Alpha One & Gen 2 Outdrive Parts *Drawings *Videos

GLM Marine aftermarket parts Alpha 1 drive gear
shimming tool

Mercruiser OEM 91-60523 Alpha 1 Shimming tool for driven gear is also available
GLM Marine number: 90170
Drive gear shimming tool used to measure the upper drive gear clearance the Mercruiser and Alpha series stern drives
Exploded view Mercruiser drawings

90170 Drive Gear Shimming Tool

90170 drive gear shimming tool

P/N 90170 Drive gear shimming tool $190.95

Customer who bought P/N 90170 also purchased:

21950-90200 Repair Package

P/N 21950-90200 Transom service repair package. For Mercruiser and Alpha 1 Gen 1 models, 1970 - 1990. Includes hinge pin tool and bellows adhesive. For 1991 and up models, use P/N 21960. $199.99

21960-90200 Transom Repair Package

P/N 21960-90200 *Most Popular* Transom service repair package. Same as above, 1991 and up models. $219.99