Items Per Page:
12 Results (Viewing 1 - 12 of 12)
Lower Unit Housing
Your Price:
$1,250.99

Lower Unit Housing

676-18-2415

Additional Details:

  • For Ratios: 1:47:1, 1:62:1
  • Fits: Gen II (1998 & Up) S/N (0L100040 & Up)

Use With:

  • 18-2400: Complete Lower Unit Assembly

Interchanges/Replaces

Mallory

  • 9-79126

Mercruiser Stern Drive

  • 1623-815822A36
Lower Gear Housing
Your Price:
$1,045.99

Lower Gear Housing

676-18-2401

Key Features:

  • Includes tapered roller bearing for non-tractor 14/28 or 17/28 gears

Additional Details:

  • Bore Size: 3.2635-3.2650
  • For: MR/Alpha style

Interchanges/Replaces

GLM

  • 18000

Mallory

  • 9-79127

Mercruiser Stern Drive

  • 1623-8951A15
  • 1623-8951A27
  • 1623-8951A37
  • 1623-8951A5

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2244Chrysler/Force/US Marine
  • 10-79953
  • 10-79953A2
  • 10-F50109
  • F40109
GLM
  • 22420
Mallory
  • 9-72650
Mercruiser Stern Drive
  • 10-28634
  • 10-28634A1
  • 10-79953
  • 10-79953A2
  • 10-79953Q04
  • 10-79953Q2
  • 816610A1
  • 816610A2
Mercury Marine
  • 10-20259
  • 10-28634
  • 10-28634A1
  • 10-79953
  • 10-79953A2
  • 10-79953Q04
  • 10-79953Q2
1Drain Screw N/A
18-7176Chrysler/Force/US Marine
  • 25-90011
  • 25-F74305
  • F694555
  • F74035
  • F74305-1
GLM
  • 81390
Mallory
  • 9-76554
Mercruiser Stern Drive
  • 25-896523
  • 25-90011
Mercury Marine
  • 25-896523
  • 25-90011
1O-Ring N/A
18-6093GLM
  • 12702
Mercruiser Stern Drive
  • 806105A1
  • 97-806105
  • 97-806105Q1
  • 97-806105T1
1Anode N/A
18-2914GLM
  • 31010
Mallory
  • 9-60034
Mercruiser Stern Drive
  • 27-32433
  • 27-856081
  • 27-8M0090319
Mercury Marine
  • 27-30603
  • 27-32433
  • 27-85608
  • 27-856081
  • 27-8M0090319
1Water Pump Gasket N/A
18-1143GLM
  • 21580
Mallory
  • 9-75107
Mercruiser Stern Drive
  • 31-36387A1
Mercury Marine
  • 31-36387A1
1Tapered Roller Bearing N/A
18-2376Mallory
  • 9-72602
Mercruiser Stern Drive
  • 73020A20
  • 818763A10
  • 818763A4
1Carrier Bearing N/A
18-2285GLM
  • 23220
Mercruiser Stern Drive
  • 15-35931A1
  • 15-47397A1
Mercury Marine
  • 15-47397A1
1Shim Set N/A
18-7159GLM
  • 83440
Mallory
  • 9-76544
Mercruiser Stern Drive
  • 25-31534
  • 25-48451
Mercury Marine
  • 25-31534
1O-Ring N/A
18-1117Chrysler/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
1Pinion Bearing N/A
18-3199GLM
  • 21870
Mallory
  • 9-78115
Mercruiser Stern Drive
  • 93423
  • 934231
  • 934233
1Water Pickup N/A
18-3198GLM
  • 21880
Mallory
  • 9-78114
Mercruiser Stern Drive
  • 93424
  • 934241
  • 934243
1Water Pickup N/A
18-3197GLM
  • 12822
Mallory
  • 9-78130
Mercruiser Stern Drive
  • 10-67373
  • 10-76156
Mercury Marine
  • 10-76156
1Water Pick-Up Insert Screw N/A
18-2915GLM
  • 31020
Mallory
  • 9-60035
Mercruiser Stern Drive
  • 27-32434
  • 27-856091
  • 27-858524
Mercury Marine
  • 27-30604
  • 27-32434
  • 27-85609
  • 27-856091
  • 27-858524
1Water Pump Gasket N/A
18-2919GLM
  • 31050
Mallory
  • 9-60031
Mercruiser Stern Drive
  • 27-426311
Mercury Marine
  • 27-42631
  • 27-426311
1Water Pump Gasket N/A
18-6011Honda Outboard
  • 41107-ZW1-003ZA
Mercruiser Stern Drive
  • 31640
  • 316404
  • 31640A1
  • 97-31640Q4
Mercury Marine
  • 31640
  • 316403
  • 316404
  • 31640A1
  • 31640A2
  • 31640A4
  • 31640B4
  • 72436A1
  • 97-31640Q4
1Anode N/A
18-2945Chrysler/Force/US Marine
  • 12-19183
  • F50556
  • F8077
  • F8186
Johnson/Evinrude Outboard
  • 307552
Mallory
  • 9-60101
  • 9-60102
Mercruiser Stern Drive
  • 12-19183
  • 12-191832
  • 12-191833
  • 12-19183B
  • 12-20260
  • 12-20260B
Mercury Marine
  • 12-19183
  • 12-191832
  • 12-191833
  • 12-20260
1Drain Screw Gasket N/A
18-6245GLM
  • 21740
Mercruiser Stern Drive
  • 10-32470
Mercury Marine
  • 10-32470
  • 10-47580
  • 10-74728
1Anode Mounting Bolt N/A
NSSMercruiser Stern Drive
  • 10-806290
2Screw (#10-32 x 5/8")No ImageN/A
NSSMercruiser Stern Drive
  • 11-45812
  • 11-859124
1LocknutNo ImageN/A
Anode (Priced Per Pkg of 2)
Your Price:
$15.99

Anode (Priced Per Pkg of 2)

676-18-6242-9

Key Features:

  • Standard package of 2

Additional Details:

  • Material: Magnesium

Interchanges/Replaces

Mercruiser Stern Drive

  • 55989
  • 55989A3
  • 55989A4
  • 55989A9
  • 97-55989Q9
  • 97-55989T9
Upper Gear Housing Complete
Your Price:
$3,237.99

Upper Gear Housing Complete

676-18-4804

Additional Details:

  • Upper Gear Housing Ratio: 21:16

Interchanges/Replaces

Johnson/Evinrude Outboard

  • 984770
  • 986381

OMC Stern Drive

  • 984770
  • 986381
Upper Gear Housing Complete
Your Price:
$3,235.99

Upper Gear Housing Complete

676-18-4806

Additional Details:

  • Upper Gear Housing Ratio: 21:19

Interchanges/Replaces

OMC Stern Drive

  • 984765
  • 986380
Lower Unit Assembly
Your Price:
$1,925.99

Lower Unit Assembly

676-18-2443

Additional Details:

  • For: R/MR/Alpha I

Interchanges/Replaces

GLM

  • 18100

Mercruiser Stern Drive

  • 1623-4110A13
  • 1623-4110A4
  • 1623-4110A6
  • 1623-5356A18
  • 1623-5356A19
  • 1623-5356A20
  • 1623-5356A3
  • 1623-8951A14
  • 1623-8951A19
  • 1623-8951A2
  • 1623-8951A23
  • 1623-8951A43
Upper Unit Assembly
Your Price:
$1,812.99

Upper Unit Assembly

676-18-2450

Additional Details:

  • Ratio: 1:50:1, 1.47:1
  • For: Alpha I

Interchanges/Replaces

GLM

  • 19100

Mercruiser Stern Drive

  • 1547-3917A13
  • 1547-3917A21
  • 1547-3917A32
  • 1547-3917A37
  • 1547-5523A12
  • 1547-5523A2
  • 1547-5523A68
  • 1547-5523A9
  • 1547-8265A15
  • 1547-9412A20
  • 1547-9412A30
  • 1547-9412A35
Upper Unit Assembly
Your Price:
$1,812.99

Upper Unit Assembly

676-18-2451

Additional Details:

  • For: Alpha I
  • Ratios: 1.65:1, 1.62:1

Interchanges/Replaces

GLM

  • 19200

Mercruiser Stern Drive

  • 1547-3917A16
  • 1547-3917A30
  • 1547-3917A38
  • 1547-3917A4
  • 1547-3917A8
  • 1547-5523A11
  • 1547-5523A66
  • 1547-5523A8
  • 1547-8265A16
  • 1547-9412A21
Upper Unit Assembly
Your Price:
$1,812.99

Upper Unit Assembly

676-18-2452

Additional Details:

  • For: Alpha I
  • Ratios: 1.84:1, 1.81:1

Interchanges/Replaces

GLM

  • 19300

Mercruiser Stern Drive

  • 1547-5523A49
  • 1547-5523A67
  • 1547-8265A17
  • 1547-9412A22
  • 1547-9412A36
Upper Unit Assembly
Your Price:
$1,812.99

Upper Unit Assembly

676-18-2453

Additional Details:

  • For: Alpha I
  • Ratios: 1.98:1, 1.94:1

Interchanges/Replaces

GLM

  • 19400

Mercruiser Stern Drive

  • 1547-3917A17
  • 1547-3917A2
  • 1547-3917A28
  • 1547-3917A39
  • 1547-3917A9
  • 1547-5523A10
  • 1547-5523A65
  • 1547-5523A7
  • 1547-8265A18
  • 1547-9412A23
  • 1547-9412A37
Anode Kit, Magnesium
Your Price:
$80.99

Anode Kit, Magnesium

676-18-6150M

Additional Details:

  • Material: Magnesium
  • For:: MR & Alpha I drives

Interchanges/Replaces

Mercruiser Stern Drive

  • 888756A2
  • 888756Q02
  • 97-888756Q04

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-6241Honda Outboard
  • 41107-ZW1-003ZA
Mercruiser Stern Drive
  • 31640
  • 316404
  • 31640A1
  • 97-31640Q4
Mercury Marine
  • 31640
  • 316403
  • 316404
  • 31640A1
  • 31640A2
  • 31640A4
  • 31640B4
  • 72436A1
  • 97-31640Q4
1Anode N/A
18-6242-9Mercruiser Stern Drive
  • 55989
  • 55989A3
  • 55989A4
  • 55989A9
  • 97-55989Q9
  • 97-55989T9
1Anode (Priced Per Pkg of 2) N/A
18-6243Mercruiser Stern Drive
  • 43994A2
  • 821631A1
  • 821631B1
  • 97-821631C
  • 97-821631Q1
1Anode N/A
Complete Lower Unit Assembly
Your Price:
$1,786.99

Complete Lower Unit Assembly

676-18-2400

Additional Details:

  • For Ratios: 1:47:1. 1:62:1, 1:82:1, 1:94:1
  • Fits: Gen II (1998 & Up) s/n 0L100040 & Up

Use With:

Interchanges/Replaces

Mercruiser Stern Drive

  • 1623-815822A32
  • 1623-815822A43
  • 1623-815822A5
  • 1623-815822A53
12 Results (Viewing 1 - 12 of 12)