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Mercruiser Sterndrive Gear Case Gears

Gear Case Gears

Find gearcase gears including forward gears, pinion gears, reverse gears & gear housing kits for your Mercruiser stern drive using the application chart from the Mercury Quicksilver catalog.

Need other parts? If you need parts not listed in the application guide, please see:

Model Gear Ratio Year Range Serial No. Range Gear Housing Repair Kit Forward Gear Pinion Gear Reverse Gear
I 2.00 1963 1534570 - 1536617 43-31887
I 2.00 1963 1536618 - 1684187
IA 1.84 1964 - 1966 1684188 - 1776348 43-55812T
IB 2.01 1964 - 1966 1684633 - 1775192 43-55812T
IC 1.68 1964 - 1966 1685240 - 1777798 43-55812T
IA EZ Shift 1.84 1964 - 1966 1776449 - 2065189 43-55812T 43-37964
IB EZ Shift 2.01 1964 - 1966 1775193 - 2065189 43-55812T 43-37964
IC EZ Shift 1.68 1964 - 1966 1777799 - 2065189 43-55812T 43-37964
120 / 140 1.98 1967 - 1972 2062141 - 3443920 43-55812T 43-37964
120 / 140 1.98 1972 - 1977 3469428 - 4893634 43-96084A 4
120 / 140 1.98 1978 - 1982 4893635 - 6225576 43-96084A 4
470 / 485 1.84 1976 - 1977 4208730 - 4893934 43-96084A 4
470 / 485 1.84 1978 - 1982 4893835 - 6225575 43-96084A 4
160 1.68 1967 - 1969 2065190 - 2763441 43-55812T 43-37964
165 1.65 1970 - 1977 2763442 - 4890459 43-96084A 4
165 1.65 1978 - 1981 4890460 & up 43-96084A 4
888 1.50 1971 - 1977 3106717 & up 43-96084A 4
225 / 233 1.50 / 1.32 1974 - 1977 3856268 & up 43-96084A 4
898 / 228 1.65 / 1.50 1977 - 1982 4782330 - 6225576 43-96084A 4
250 / 260 1.50 / 1.32 1977 - 1982 4791300 - 6225576 43-96084A 4
R ALL 1983 6225577 - 6810537 43-803079T 1 43-96084A 7 43-92320T
MR / Alpha One ALL 1984 - 1990 6810538 & up 43-803091T 1 43-878087A 4 43-824109A 1
MR / Alpha One (CR) ALL 1984 - 1990 6810538 & up 43-803093T 1 43-828071A 1 43-824700T 1
Alpha One SS ALL 1986 - 1989 0A545004 & up 43-878087A 4 43-824109A 1
Alpha One Gen II 1.98 / 1.84 / 1.65 / 1.50 1991 - 1995 0D469859 - 0F679999 43-803069T 1 43-878087A 4 43-824109A 1
Alpha One Gen II 2.40 1991 - 1995 0D469859 - 0F679999 43-13730A 1
Alpha One Gen II (CR) ALL 1991 - 1995 0D469859 - 0F679999 43-803076T 1 43-828071A 1 43-824700T 1
Alpha One Gen II 1.94 / 1.81 / 1.62 / 1.47 1996 - 1997 0F680000 - 0K999999 43-803071T 1 43-878087A 2 43-828073A 1
Alpha One Gen II 2.40 1996 - 1997 0F680000 - 0K999999 43-13730A 2
Alpha One Gen II (CR) 1.94 / 1.81 / 1.62 / 1.47 1996 - 1997 0F680000 - 0K999999 43-803077T 1 43-828289A 1 43-828290T 2
Alpha One Gen II 1.94 / 1.81 / 1.62 / 1.47 1998 - 2008 0L100040 & up 43-803073T 1 43-878087A 2 43-828073A 1
Alpha One Gen II 2.00 / 2.40 1998 - 2008 0L100040 & up 43-803074T 1 43-878617A 2 43-853593A 1
Alpha One Gen II (CR) 1.94 / 1.81 / 1.62 / 1.47 1998 - 2008 0L100040 & up 43-803077T 1 43-828289A 1 43-828290T 2
Alpha One Gen II (CR) 2.00 1998 - 2008 0L100040 & up 43-855651A 1 43-855652T 1
Vazer 2.77 / 2.58 2007 - 2008 0W995000 & up 43-898440A03 43-898441A01
Bravo I ALL 1988 - 2008 0B664190 & up 43-803081T 1 43-14063A 1
Bravo I X ALL 2000 - 2008 0M100001 & up 43-803081T 1 43-14063A 1
Bravo I XR / XZ 1.50 / 1.36 2000 - 2008 0M100001 & up 43-818928A 2
Bravo II & II X 1.81 / 2.00 / 2.20 1988 - 2008 0B664190 & up 43-803083T 1 43-41657T 43-41656T
Bravo II & II X 1.50 / 1.65 1988 - 2008 0B664190 & up 43-827303 43-827304T
Bravo III & III X 1.36 / 1.50 1988 - 2008 0B664190 & up 43-805448A 1
Bravo III & III X 1.65 1988 - 2008 0B664190 & up 43-803087T 1 43-824517A 1
Bravo III & III X 1.81 / 2.00 / 2.20 1988 - 2008 0B664190 & up 43-803088T 1 43-822535A 1
Bravo III & III X 2.43 1988 - 2008 0B664190 & up 43-803089T 1 43-828336A 1
Bravo III XR 1.65 2004 - 2008 0W240000 & up 43-803087T 1 43-824517A 1
Bravo III XR 1.81 2004 - 2008 0W240000 & up 43-841910A01
Bravo III XR 2.00 2004 - 2008 0W240000 & up 43-803088T 1 43-822535A 1
Blackhawk 1.36 / 1.50 1994 - 2008 0F186717 & up 43-805448A 1
Blackhawk 1.65 1994 0F186717 - 0F392505 43-805448A 1
Blackhawk 1.65 1994 - 2008 0F392506 & up 43-824517A 1
Blackhawk 1.81 1994 - 2008 0F186717 & up 43-822535A 1
TR 2.00 1973 - 1993 3377316 & up 43-62881T 1 43-62880T 1
TRS 1.33 1973 - 1993 3377316 & up
TRS 1.50 1973 - 1993 3377316 & up 43-70933 43-70934T 1