Sierra 18-2259 Upper Gear Kit

Sierra 18-2259 Mercruiser 1.98:1 Upper Gear Kit

Replaces: Mercury Marine 43-803101T1

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

An upper gear set for Mercury/Mariner Outboard; it includes a gear set; a seal kit; an outdrive gasket et; a drive shaft housing to bell housing gasket; and a bearing. For Mercury/Mariner Outboard For 120 / 140 1.98:1 ratio This set includes:Gear Set - (Sierra Part No. 18-2205) (O.E. No. 43-5578A3)Seal Kit (Sierra Part No. 18-2648)(O.E. No. 26-32511A2)Outdrive Gasket Set (Sierra Part No. 18-2618)(O.E. No. 2794996A1)Drive Shaft Housing to Bell Housing Gasket (Sierra Part No. 18-2820)(O.E. No/ 27-64818)Bearing(Sierra Part No.18-1160) (O.E. No. 31-35990A1)Bearing (Sierra Part No.18-1161) (O.E. No. 31-359900A1)Bearing (Sierra Part No.18-1135)(O.E.No. 31-61100A1)Drive Shaft Housing to Bell Housing Gasket (Sierra Part No.18-2743)(O.E. No. 2794996-2)

One Left In Stock!!