Logo

Sierra Marine Parts Catalog: Mercruiser

img
< Previous Page  Next Page >
MERCRUISER STERNDRIvE LOWER GEAR HOUSING BEARINGS
Prop
Sterndrive
Bearing
Lower Drive
Upper
Inside Forward
Outside
Reverse
Model
Years
Beg. S/N - End. S/N
Carrier
Shaft (Pinion)
Drive Shaft
Gear (Needle)
Forward Gear
Gear
60
1965-66
1830753 - 2063740
--
--
--
--
18-1162
--
80/90
1966-72
2063741 - 3225967
18-1158
--
--
18-1157
18-1156
--
I
1963
1534570 - 1536617
18-1158
--
18-1153
18-1157
18-1156
--
I
1963
1536618 - 1684187
18-1158
--
--
18-1157
18-1156
--
IA,IB,IC
& eZ Shift
1964-66
1684188 - 2065189
18-1158
--
--
18-1157
18-1159
18-1155
120/140
1967-69
2062141 - 2791956
18-1158
--
18-1164
18-1157
18-1159
18-1155
120/140
1970-77
2791957 - 4893634
18-1158
--
18-1164
18-1157
18-1159
18-1155
120/140
1978-82
4893635 - 6225576
18-1158
18-1150
18-1164
18-1157
18-1159
18-1155
470
1976-77
4208730 - 4893934
18-1158
--
18-1164
18-1157
18-1159
18-1155
470/485
1978-82
4893835 - 6225576
18-1158
18-1150
18-1164
18-1157
18-1159
18-1155
160
1967-69
2065190 - 2763441
18-1158
--
18-1164
18-1157
18-1159
18-1155
165
1970-77
2763442 - 4890459
18-1158
--
18-1164
18-1157
18-1159
18-1155
165
1978-81
4890460 - Up
18-1158
18-1150
18-1164
18-1157
18-1159
18-1155
888
1971-77
3106717 - Up
18-1158
--
18-1164
18-1157
18-1159
18-1155
225/233
1974-77
3856268 - Up
18-1158
--
18-1164
18-1157
18-1159
18-1155
898/228
1977
4782330 - 4898729
18-1158
--
18-1164
18-1157
18-1159
18-1155
898/228
1978-82
4898730 - 6225576
18-1158
18-1150
18-1164
18-1157
18-1159
18-1155
250
1977
4791300 - 4898729
18-1158
--
18-1164
18-1157
18-1159
18-1155
255-TrS
1973-74
3377316 - 4203749
18-1158
--
--
--
18-1159
N/A
260
1978-82
4898730 - 6225576
18-1158
18-1150
18-1164
18-1157
18-1159
18-1155
280-TrS
1975-76
4203750 - 4895399
18-1158
--
--
--
18-1159
N/A
r
1983
6225577 - Up
18-1158
18-1150
18-1164
18-1157
18-1159
18-1155
Mr /
Alpha one
1984-90
6225577 - Up
18-1158
18-1117
18-1143
--
18-1159
18-1155
Mr /
Alpha one
1984-90
6225577 - Up
18-1158
18-1117
18-1143
18-1157
18-1159
18-1155
Mr /
Alpha one
(Cr)
1984-90
6225577 - Up
18-1158
18-1117
18-1143
--
--
--
Alpha one
SS
1986-89
A545004 - Up
18-1158
18-1117
18-1143
18-1157
18-1159
18-1155
Alpha one
Gen II
1991-95
D469859 - F679999
18-1158
18-1117
18-1143
18-1157
18-1159
18-1155
Alpha one
Gen II (Cr)
1991-95
D469859 - F679999
18-1158
18-1117
18-1143
--
--
--
Alpha one
Gen II
1996-97
F680000 - K999999
18-1158
18-1117
18-1143
18-1157
18-1156
18-1155
Alpha one
Gen II (Cr)
1996-97
F680000 - K999999
18-1158
18-1117
18-1143
--
--
--
Alpha one
1998-
Gen II
newer
L100040 - Up
18-1158
18-1117
18-1143
18-1157
18-1156
18-1155
Alpha one
1998-
newer
L100040 - Up
18-1158
18-1117
18-1143
--
--
Gen II (Cr)
II
1962-67
1474909 - 2275488
--
--
--
N/A
18-1156
N/A
II
1968-69
2398798 - 2671321
--
--
--
--
18-1162
18-1156
II-Tr
1973-76
3377316 - 4794899
--
--
18-1161
--
--
N/A
Tr
1973-93
4794900 - Up
--
--
18-1161
--
--
N/A
TrS
1973-93
4794900 - Up
18-1158
--
--
--
18-1159
N/A
Torrington#B1616
#15520 Stamped on Cup
18-1161 Top Bearing /
Prop Shaft Drive Gear
Use 18-1173 for 2.40:1 ratio only (new style
18-1163 Bottom Bearing
727
lower gears) our 18-2206-1