Mercruiser lower unit reverse gear shim kit

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Mercruiser lower unit reverse gear shim kit

Lower Unit 5 Pack Shim Kit for Mercruiser Reverse Gear Bearing

GLM marine 23290
Mercury 15-97166
Shims used for Mercruiser reverse bearing thrust ring
OMC exploded view drawings

23290 Shims reverse gear 15-97166

GLM P/N 23290 - Shim Kit (5 units) - OEM 15-97166 $19.99

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23141 Thrust Ring Lower Unit 35915

Thrust ring 23141 Thrust ring (Mercury OEM 35915) is installed behind the reverse gear and may need to be replaced if it is damaged.