Items Per Page:
Your Price:
$620.99 Pinion & Foward Gear Set
676-18-2360
Key Features:
- Standard rotation (RH)
Additional Details:
- Teeth: 13-21
- Fits: Alpha One Gen II (except 2.00 & 2.40 ratio) (s/n 0F680000 & Up)
Interchanges/Replaces
Mercruiser Stern Drive
- 43-828072A3
- 43-878087A2
Your Price:
$29.99 Exhaust Water Shutter
676-18-2727
Additional Details:
- Length: 3"
- Width: 3.780"
Interchanges/Replaces
Mallory
- 9-42800
Mercruiser Stern Drive
- 60930
Your Price:
$61.99 Gimbal Bearing
676-18-2100
Key Features:
- Link Belt
- Greasable
- Fits all OMC Cobra & King Cobra drives
Additional Details:
- Fits: Mercruiser- 120hp/140hp (2791957-6225576)(With Gimbal Trim Sender), 165hp (2763442 & Up)
- Fits: 225S (3856268-4200499), 228hp (4782330 & Up)
- Fits: 233hp (4200500 & Up), 250hp (4791300 & Up)
Interchanges/Replaces
GLM
- 21900
Mallory
- 9-72410
Mercruiser Stern Drive
- 30-60794A2
- 30-60794A4
- 30-60794B4
- 30-879194A02
OMC Stern Drive
- 3853807
- 983937
Volvo Penta
- 21752712
- 3853807
Your Price:
$91.99 Gimbal Bearing
676-18-21005
Key Features:
- Greasable
Additional Details:
- Fits: All Bravos, Alpha One Gen II (1998 & Up)
Interchanges/Replaces
Mallory
- 9-72412
Mercruiser Stern Drive
- 30-862540A04
- 30-862540A3
- 30-862540T1
- 30-879194A01
Your Price:
$42.99 Foward Gear Bearing
676-18-1156
Additional Details:
- For: Mercruiser Vazer
Interchanges/Replaces
Chrysler/Force/US Marine
- 31-30894A1
GLM
- 21820
Honda Outboard
- 91051-ZW1-003
Mallory
- 9-75118
Mercruiser Stern Drive
- 31-30894A1
Mercury Marine
- 31-30894A1
Your Price:
$44.99 Pinion Bearing
676-18-1117
Additional Details:
- Fits: MR, Alpha One & Gen II
Interchanges/Replaces
Chrysler/Force/US Marine
- 31-42647A1
- 31-F694057
GLM
- 21610
Johnson/Evinrude Outboard
- 387817
- 5007751
Mallory
- 9-75121
Mercruiser Stern Drive
- 31-42647
- 31-42647A1
Mercury Marine
- 31-42647A1
OMC Stern Drive
- 387817
Your Price:
$758.99 Gear Repair Kit
676-18-2405
Additional Details:
- For: MR/Alpha I
Interchanges/Replaces
GLM
- 25125
Mallory
- 9-79200
Mercruiser Stern Drive
- 43-803091T1
List of Containing Parts
| Sierra Item # | OE/Competitor # | Quantity | Description | Image | Comments |
|---|---|---|---|---|---|
| 18-1117 | Chrysler/Force/US Marine
| 1 | Pinion Bearing |  | N/A |
| 18-1143 | GLM
| 1 | Tapered Roller Bearing |  | N/A |
| 18-1155 | GLM
| 1 | Ball Bearing |  | N/A |
| 18-1158 | Chrysler/Force/US Marine
| 1 | Carrier Bearing |  | N/A |
| 18-2202 | GLM
| 1 | Sliding Clutch |  | N/A |
| 18-2285 | GLM
| 1 | Shim Set |  | N/A |
| 18-2294 | GLM
| 1 | Shim Kit |  | N/A |
| 18-2298 | GLM
| 1 | Tab Washer |  | N/A |
| 18-2299 | GLM
| 1 | Tab Washer |  | N/A |
| 18-2343 | Chrysler/Force/US Marine
| 1 | Pinion Nut Washer |  | N/A |
| 18-2652 | GLM
| 1 | Lower Unit Seal Kit |  | N/A |
| 18-3719 | Chrysler/Force/US Marine
| 1 | Pinion Nut |  | N/A |
| 18-2206-1 | 1 | Gear Set |  | N/A |
Your Price:
$547.99 Upper Gear Kit
676-18-2256
Additional Details:
- Ratio: 1.50:1
- Fits: R, MR, Alpha One & SS (1983-1990)
- Drive Gear: 22 teeth
- Driven Gear: 20 teeth
Interchanges/Replaces
GLM
- 11215
Mallory
- 9-79202
Mercruiser Stern Drive
- 43-803116T1
- 43-803117T1
List of Containing Parts
| Sierra Item # | OE/Competitor # | Quantity | Description | Image | Comments |
|---|---|---|---|---|---|
| 18-1142 | GLM
| 1 | Upper Pinion Bearing |  | N/A |
| 18-1160 | GLM
| 1 | Drive Bearing Kit |  | N/A |
| 18-1165 | GLM
| 1 | Tapered Roller Bearing |  | N/A |
| 18-2201 | GLM
| 1 | Upper Unit Gear Set |  | N/A |
| 18-2619-1 | GLM
| 1 | Outdrive Gasket Set |  | N/A |
| 18-2648 | GLM
| 1 | Upper Unit Seal Kit |  | N/A |
| 18-2820 | Mercruiser Stern Drive
| 1 | Outdrive Gasket |  | N/A |
Your Price:
$667.99 Upper Gear Kit
676-18-2259
Additional Details:
- Ratio: 1.98:1
- Drive Gear: 20 teeth
- Driven Gear: 24 teeth
- For: 120/140
Interchanges/Replaces
GLM
- 11245
Mallory
- 9-79203
Mercruiser Stern Drive
- 43-803101T1
List of Containing Parts
| Sierra Item # | OE/Competitor # | Quantity | Description | Image | Comments |
|---|---|---|---|---|---|
| 18-1160 | GLM
| 1 | Drive Bearing Kit | | N/A |
| 18-1161 | GLM
| 1 | Tapered Roller Bearing |  | N/A |
| 18-1165 | GLM
| 1 | Tapered Roller Bearing | | N/A |
| 18-2205 | GLM
| 1 | Upper Unit Gear Set |  | N/A |
| 18-2619-1 | GLM
| 1 | Outdrive Gasket Set | | N/A |
| 18-2648 | GLM
| 1 | Upper Unit Seal Kit | | N/A |
| 18-2820 | Mercruiser Stern Drive
| 1 | Outdrive Gasket | | N/A |
Your Price:
$7.99 Premium Gear Lube - 10 oz
676-18-9600-0
Key Features:
- Recommended for all general marine applications requiring a GL-5 class lubricant.
- Ideal for replacing all old hypoid 90 application needs.
- Formulated for use in freshwater or saltwater conditions and all standard marine applications.
- Reduces friction and protects gears, bearings and other gear case components.
Additional Details:
- Color: Amber
- Weight: 80W-90
Interchanges/Replaces
Mallory
- 9-82400
Your Price:
$11.99 Premium Gear Lube - Qt
676-18-9600-2
Key Features:
- Recommended for all general marine applications requiring a GL-5 class lubricant.
- Ideal for replacing all old hypoid 90 application needs.
- Formulated for use in freshwater or saltwater conditions and all standard marine applications.
- Reduces friction and protects gears, bearings and other gear case components.
Additional Details:
- Color: Amber
- Weight: 80W-90
Interchanges/Replaces
Mallory
- 9-82401
Mercury Marine
- 92-858058Q01
Your Price:
$185.99 Premium Gear Lube - 5 Gallon
676-18-9600-5
Key Features:
- Recommended for all general marine applications requiring a GL-5 class lubricant.
- Ideal for replacing all old hypoid 90 application needs.
- Formulated for use in freshwater or saltwater conditions and all standard marine applications.
- Reduces friction and protects gears, bearings and other gear case components.
Additional Details:
- Color: Amber
- Weight: 80W-90
Use With:
- 18-9788: Lube Pump
Interchanges/Replaces
Mallory
- 9-82402
Mercury Marine
- 92-858007Q01
