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Quicksilver Marine Parts Catalog

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GEAR CASE COMPONENTS
LOWER UNIT REPAIR KITS APPLICATION CHART
A gearcase can be rebuilt in partial stages or in whole by the use of the four main kits shown in the center of the chart. Those four kits would be the Seal
& Bearing Kit, the Clutch/Cam Follower Kit, the Pinion/Forward Gear Kit(with bearing) and the Reverse Gear. The seal kits and forward bearings
referenced are for convenience should need them individually.
Mercury/Mariner Lower Unit Repair Kits
Reverse Gear Forward Bearing (If
Clutch/Cam
Pinion/Forward
Model
Model Notes
Serial # Range
Seal Kit
Seal & Bearing Kit
Required Separate)
Follower Assy.
Gear Assy (with
(w/o forward brg.)
forward brg.)
(1)
40 (4 cyl)
USA
0C159200 and up
26-79831A 1 N.L.A.
N.L.A.
N.L.A.
43-79158T
31-38356A 1
40 (4 cyl)
BEL
9570790 and up
26-79831A 1 N.L.A.
N.L.A.
N.L.A.
43-79158T
31-38356A 1
40 FourStroke
1.83:1 ratio
USA
0G231123 - 0G760299 -
N/A
N/A
N/A
-
31-99328A 1
2:1 ratio
USA
0G231123 - 0G760299 -
N/A
N/A
N/A
-
31-99328A 1
2.31:1 ratio
USA
0G231123 - 0G760299 26-43035A 4 N/A
N/A
-
-
31-30894A 1
40 FourStroke
2:1 ratio
USA
0G760300 - 0T408999 -
N/A
N/A
N/A
-
31-99328A 1
2.31:1 ratio
USA
0G760300 - 0T408999 26-43035A 4 N/A
N/A
-
-
31-30894A 1
45 (4 cyl)
USA
5531630 and up
26-79831A 1 N.L.A.
N.L.A.
N.L.A.
43-79158T
31-38356A 1
45 (4 cyl)
AUS
8063985 and up
26-79831A 1 N.L.A.
N.L.A.
N.L.A.
43-79158T
31-38356A 1
45 (4 cyl)
BEL
9248006 and up
26-79831A 1 N.L.A.
N.L.A.
N.L.A.
43-79158T
31-38356A 1
45 (4 cyl)
CAN
7143688 and up
26-79831A 1 N.L.A.
N.L.A.
N.L.A.
43-79158T
31-38356A 1
50 (4 cyl)
USA
5531630 and up
26-79831A 1 N.L.A.
N.L.A.
N.L.A.
43-79158T
31-38356A 1
50 (4 cyl)
AUS
8063985 and up
26-79831A 1 N.L.A.
N.L.A.
N.L.A.
43-79158T
31-38356A 1
50 (4 cyl)
BEL
9248006 and up
26-79831A 1 N.L.A.
N.L.A.
N.L.A.
43-79158T
31-38356A 1
50 (4 cyl)
CAN
7143688 and up
26-79831A 1 N.L.A.
N.L.A.
N.L.A.
43-79158T
31-38356A 1
40 (3 cyl)
USA
0G531301 and up
-
31-803494T 1
N.L.A.
43-803498T 1
-
31-99328A 1
40 (3 cyl)
BEL
9973100 and up
-
31-803494T 1
N.L.A.
43-803498T 1
-
31-99328A 1
50 (3 cyl)
USA
0D000750 - 0G589999 26-814669A 2 N.L.A.
N.L.A.
43-803499T 1
43-813695T
31-812767A 1
50 (3 cyl)
BEL
9683055 - 9973099
26-814669A 2 N.L.A.
N.L.A.
43-803499T 1
43-813695T
31-812767A 1
50 (3 cyl)
USA
0G590000 and up
-
31-803494T 1
N.L.A.
43-803498T 1
-
31-99328A 1
50 (3 cyl)
BEL
9973100 and up
-
31-803494T 1
N.L.A.
43-803498T 1
-
31-99328A 1
50 FourStroke
1.83:1 ratio
USA
0G231123 - 0G760299 -
N/A
N/A
N/A
-
31-99328A 1
2:1 ratio
USA
0G231123 - 0G760299 -
N/A
N/A
N/A
-
31-99328A 1
2.31:1 ratio
USA
0G231123 - 0G760299 26-43035A 4 N/A
N/A
-
-
31-30894A 1
50 FourStroke
1.83:1 ratio
USA
0G760300 - 0T178499 -
N/A
N/A
N/A
-
31-99328A 1
2.3:1 ratio
USA
0G760300 - 0T178499 26-43035A 4 N/A
N/A
-
-
31-30894A 1
55 (3 cyl)
USA
0D000750 and up
26-814669A 2 N.L.A.
N.L.A.
43-803499T 1
43-813695T
31-812767A 1
55 (3 cyl)
BEL
9741042 and up
26-814669A 2 N.L.A.
N.L.A.
43-803499T 1
43-813695T
31-812767A 1
60 (3 cyl)
Standard, NON-BIGFOOT
USA
0D000750 and up
26-814669A 2 N.L.A.
N.L.A.
43-803499T 1
43-813695T
31-812767A 1
Model
60 (3 cyl)
Standard, NON-BIGFOOT
BEL
9683055 and up
26-814669A 2 N.L.A.
N.L.A.
43-803499T 1
43-813695T
31-812767A 1
Model
60 (3 cyl)
3 JAW Rev. Clutch
USA
0D000750 - 0G589999 26-43035A 4 31-803496T 1
52-803488T 1
43-803500T 1
43-12635T
31-30894A 1
BIGFOOT Model
60 (3 cyl)
3 JAW Rev. Clutch
BEL
9683055 - 9973099
26-43035A 4 31-803496T 1
52-803488T 1
43-803500T 1
43-12635T
31-30894A 1
BIGFOOT Model
60 (3 cyl)
6 JAW Rev. Clutch
USA
0D000750 - 0G589999 26-43035A 4 31-803496T 1
52-803489T 1
43-803501T 2
-
31-30894A 1
BIGFOOT Model
60 (3 cyl)
6 JAW Rev. Clutch
BEL
9683055 - 9973099
26-43035A 4 31-803496T 1
52-803489T 1
43-803501T 2
-
31-30894A 1
BIGFOOT Model
60 (3 cyl)
6 JAW Rev. Clutch
USA
590000 and up
26-43035A 4 31-803496T 1
52-803489T 1
43-803501T 2
-
31-30894A 1
BIGFOOT Model
60 (3 cyl)
6 JAW Rev. Clutch
BEL
9973100 and up
26-43035A 4 31-803496T 1
52-803489T 1
43-803501T 2
-
31-30894A 1
BIGFOOT Model
70 (3 cyl)
3 JAW Rev. Clutch
USA
0A996142 - 0C221999 26-43035A 4 31-803496T 1
52-803488T 1
43-803500T 1
43-12635T
31-30894A 1
70 (3 cyl)
3 JAW Rev. Clutch
BEL
9483121 - 9589038
26-43035A 4 31-803496T 1
52-803488T 1
43-803500T 1
43-12635T
31-30894A 1
70 (3 cyl)
6 JAW Rev. Clutch
USA
0A996142 - 0C221999 26-43035A 4 31-803496T 1
52-803489T 1
43-803501T 2
-
31-30894A 1
70 (3 cyl)
6 JAW Rev. Clutch
BEL
9483121 - 9589038
26-43035A 4 31-803496T 1
52-803489T 1
43-803501T 2
-
31-30894A 1
US Quicksilver Product Guide
673