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Inboard & Sterndrive
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Drive System Parts
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Lower Unit Parts
→ Lower Gear Housing
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Lower Gear HousingĀ
# 676-18-2401
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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
18-2244
Chrysler/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
1
Drain Screw
N/A
18-7176
Chrysler/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
1
O-Ring
N/A
18-6093
GLM
12702
Mercruiser Stern Drive
806105A1
97-806105
97-806105Q1
97-806105T1
1
Anode
N/A
18-2914
GLM
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
1
Water Pump Gasket
N/A
18-1143
GLM
21580
Mallory
9-75107
Mercruiser Stern Drive
31-36387A1
Mercury Marine
31-36387A1
1
Tapered Roller Bearing
N/A
18-2376
Mallory
9-72602
Mercruiser Stern Drive
73020A20
818763A10
818763A4
1
Carrier Bearing
N/A
18-2285
GLM
23220
Mercruiser Stern Drive
15-35931A1
15-47397A1
Mercury Marine
15-47397A1
1
Shim Set
N/A
18-7159
GLM
83440
Mallory
9-76544
Mercruiser Stern Drive
25-31534
25-48451
Mercury Marine
25-31534
1
O-Ring
N/A
18-1117
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
1
Pinion Bearing
N/A
18-3199
GLM
21870
Mallory
9-78115
Mercruiser Stern Drive
93423
934231
934233
1
Water Pickup
N/A
18-3198
GLM
21880
Mallory
9-78114
Mercruiser Stern Drive
93424
934241
934243
1
Water Pickup
N/A
18-3197
GLM
12822
Mallory
9-78130
Mercruiser Stern Drive
10-67373
10-76156
Mercury Marine
10-76156
1
Water Pick-Up Insert Screw
N/A
18-2915
GLM
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
1
Water Pump Gasket
N/A
18-2919
GLM
31050
Mallory
9-60031
Mercruiser Stern Drive
27-426311
Mercury Marine
27-42631
27-426311
1
Water Pump Gasket
N/A
18-6011
Honda Outboard
41107-ZW1-003ZA
Mercruiser Stern Drive
31640
316404
31640A1
97-31640Q4
Mercury Marine
31640
316403
316404
31640A1
31640A2
31640A4
31640B4
72436A1
97-31640Q4
1
Anode
N/A
18-2945
Chrysler/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
1
Drain Screw Gasket
N/A
18-6245
GLM
21740
Mercruiser Stern Drive
10-32470
Mercury Marine
10-32470
10-47580
10-74728
1
Anode Mounting Bolt
N/A
NSS
Mercruiser Stern Drive
10-806290
2
Screw (#10-32 x 5/8")
No Image
N/A
NSS
Mercruiser Stern Drive
11-45812
11-859124
1
Locknut
No Image
N/A
MSRP: $1,463.30
Your Price:
$1,045.99
You Save: 29% off MSRP!
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