Sierra 18-2259 Upper Gear Kit Replaces 43-803101T1

Sierra 18-2259 Mercruiser 1.98:1 Upper Gear Kit

Sierra high-quality engine parts are designed to meet OEM specifications. For 4 Cylinder Engines (120/140) with a 1.98:1 Gear Ratio.

• Drive Gear: 20 teeth
• Driven Gear: 24 teeth

Gear Kit Includes:

• (1) 18-1160 Drive Bearing Kit
• (1) 18-1161 Tapered Roller Bearing
• (1) 18-1165 Tapered Roller Bearing
• (1) 18-2205 Upper Unit Gear Set
• (1) 18-2619-1 Outdrive Gasket Set
• (1) 18-2648 Upper Unit Seal Kit
• (1) 18-2743 Outdrive Mounting Gasket
• (1) 18-2820 Outdrive Gasket

Interchangeable with:

• GLM
• 11245
• Mallory
• 9-79203
• Mercruiser Stern Drive
• 43-803101T1

Application:

Mercruiser Stern Drive

• R/MR/Alpha One (Sterndrive)
• 1983-1991
• 6225577 thru 0D469858
• R/MR/Alpha One (Transom Assembly)
• 1983-1991
• 6216687 thru 0D469858

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