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Inboard & Sterndrive
→
Drive System Parts
→
Upper Unit Drive Parts
→ Upper Gear Kit
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Upper Gear KitÂ
# 676-18-2256
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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
21560
Mercruiser Stern Drive
31-32573A1
1
Upper Pinion Bearing
N/A
18-1160
GLM
21520
Mallory
9-75123
Mercruiser Stern Drive
31-35988A12
31-35988A2
1
Drive Bearing Kit
N/A
18-1165
GLM
21510
Mallory
9-75117
Mercruiser Stern Drive
31-61100A1
1
Tapered Roller Bearing
N/A
18-2201
GLM
11210
Mercruiser Stern Drive
43-18410A2
43-18411A2
43-59832A2
43-59832A4
1
Upper Unit Gear Set
N/A
18-2619-1
GLM
39620
Mallory
9-62601
9-62601-25
Mercruiser Stern Drive
27-64818A2
27-64818A3
27-94996
27-949962
27-94996A1
27-94996A2
27-94996Q2
1
Outdrive Gasket Set
N/A
18-2648
GLM
87500
Mallory
9-74303
Mercruiser Stern Drive
26-32511A1
26-32511B1
1
Upper Unit Seal Kit
N/A
18-2820
Mercruiser Stern Drive
27-45821
27-64818
27-64818A1
27-64818A20
27-64818A4
27-64818Q4
1
Outdrive Gasket
N/A
MSRP: $765.84
Your Price:
$547.99
You Save: 28% off MSRP!
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