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Mercury power head gasket applications 115-200 hp.

GLM Marine aftermarket gears lower unit gearcase gear chart for 115 hp. to 250 hp.

Model, year, country, and serial number

Complete Gear Set
Forward and Pinion
Reverse Gear
Forward Bearing
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
BEL serial no. range 9559771 and Up
11556
11566
11576
21820
115 High Altitude 3 Jaw Rev. Clutch
Years 1989 to 1993
USA serial no. range 0C100000 and Up
11550
11560
11570
21820
115 High Altitude 3 Jaw Rev. Clutch
Years 1989 to 1993
BEL serial no. range 9559771 and Up
11550
11560
11570
21820
115 (4-Cyl.) 6 Jaw Rev. Clutch
Years 1989 to 1993
USA serial no. range 0C100000 and Up
11557
11567
11577
21820
115 (4-Cyl.) 6 Jaw Rev. Clutch
Years 1989 to 1993
BEL serial no. range 9559771 and Up
11557
11567
11577
21820
115 (4-Cyl.) 6 Jaw Rev. Clutch
Years 1989 to 1993
USA serial no. range 0C100000 and Up
11555
11565
11575
21820
115 (4-Cyl.) 6 Jaw Rev. Clutch
Years 1989 to 1993
BEL serial no. range 9559771 and Up
11555
11565
11575
21820
125 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1994 to 1998
USA serial no. range 0D283222 and Up
11556
11565
11576
21820
125 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1994 to 1998
BEL serial no. range 9793577 and Up
11556
11565
11576
21820
125 High Altitude 3 Jaw Rev. Clutch
Years 1994 to 1998
USA serial no. range 0D283222 and Up
11550
11560
11570
21820
125 High Altitude 3 Jaw Rev. Clutch
Years 1994 to 1998
BEL serial no. range 9793577 and up
11550
11560
11570
21820
125 (4-Cyl.) 6 Jaw Rev. Clutch
Years 1994 to 1998
USA serial no. range 0D283222 and up
11557
11567
11577
21820
125 (4-Cyl.) 6 Jaw Rev. Clutch
Years 1994 to 1998
BEL serial no. range 9793577 and up
11557
11567
11577
21820
125 High Altitude 6 Jaw Rev. Clutch
Years 1994 to 1998
USA serial no. range 0D283222 and up
11555
11565
11575
21820
125 High Altitude 6 Jaw Rev. Clutch
Years 1994 to 1998
BEL serial no. range 9793577 and up
11555
11565
11575
21820
V-135 Std. Rotation, 2:1 Ratio, Ratching
Years 1986 to 1988
USA serial no. range 0A904646 to 0G437999
11660
11670
11680
21830
V-135 Counter Rotation, Ratching
Years 1989 to 1990
USA serial no. range 0C100861 to 0G437999
-
-
-
21830
V-135 Std. Rotation, 2:1 Ratio, Non-Ratching
Years 1997 to 2004
USA serial no. range 0G438000 and up
11660
-
11680
21820
V-135 Counter Rotation, Non-Ratching
Years 1997 to 2004
USA serial no. range 0G438000 and up
     
21820
V-135 DFI Std. Rotation, 2:1, Non-Ratching
Years 1998 to 2004
USA serial no. range 0G590000 and up
11660
 
11680
21820
V-135 DFI Counter Rotation, Non-Ratching
Years 1998 to 2004
USA serial no. range 0G590000 and up
       
V-150 Std. Rotation, 2:1 Ratio, Ratching
Years 1985
USA serial no. range 6616991 to 0A904645
11770
11780
11790
21830
V-150 Std. Rotation, 2:1 Ratio, Ratching
Years 1986 to 1988
USA serial no. range 0A904646 to 0G437999
11660
11670
11680
21830
V-150 Counter Rotation, 2:1, Ratching
Years 1989 to 1990
USA serial no. range 0C100861 to 0G437999
     
21820
V-150 (XR4, MAG II) with 4-1/4" Diameter. Torpedo
Years 1988 to 1991
USA serial no. range 0C239553 to 04303045
     
21830
V-150 (XR4, MAG III) with 4-1/4" Diameter. Torpedo
Years 1988 to 1991
USA serial no. range 0D082000 to 0G437999
11440
11450
11460
21830
V-150 EFI Std. Rotation, 1.87:1, Ratching
Years 1993 to 1995
USA serial no. range 0D082000 to 0G437999
11440
11450
11460
21830
V-150 EFI Counter Rotation, 1.87:1, Ratching
Years 1993 to 1995
USA serial no. range 0D082000 to 0G437999
   
N.L.A.
 
V-150 Std. Rotation, 2:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
11660
11670
11680
21820
V-150 Counter Rotation, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
       
V-150 (XR6, MAG III) Std. Rot., 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
11665
11675
11685
21820
V-150 EFI Std. Rot., 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
11665
11675
11685
21820
V-150 EFI Counter Rot., 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
       
V-150 DFI Std. Rot., 1.87:1, Non-Ratching
Years 1998
USA serial no. range 0G590000 and up
11665
11675
11685
21820
V-150 DFI Counter Rot., 1.87:1, Non-Ratching
Years 1998
USA serial no. range 0G590000 and up
       
V-175 Std. Rot., with pre-load pin in drive shaft
Years 1980 to 1981
USA serial no. range 5393737 to 6618750
11770
11780
11790
21830
V-175 Std. Rot., with pre-load pin in drive shaft
Years 1980 to 1981
AUS serial no. range 8064250 and up
11770
11780
11790
21830
V-175 Std. Rot., 1.87:1 Ratio, Ratching
Years 1985 to 1988
USA serial no. range 6618751 to 0G437999
11440
11450
11460
21830
V-175 Counter Rot., 1.87:1 Ratio, Ratching
Years 1985 to 1988
USA serial no. range 6618751 to 0G437999
     
21830
V-175 EFI Std. Rot., 1.87:1, Ratching
Years 1991
USA serial no. range 0D000750 to 0G437999
11440
11450
11460
21830
V-175 EFI Counter Rot., 1.87:1, Ratching
Years 1991
USA serial no. range 0D082000 to 0G437999
     
21830
V-175 Standard Rotation, 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
11665
11675
11685
21820
V-175 Counter Rotation, 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
     
21820
V-175 EFI Standard Rotation, 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
11665
11675
11685
21820
V-175 Counter Rotation, 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
     
21820
V-200 Stan. Rotation, with pre-load pin in drive shaft
Years 1978 to 1979
USA serial no. range 5393737 to 6073191
11770
11780
11790
21830
V-200 Standard Rotation with pre-load pin in drive shaft
Years 1980 to 1981
AUS serial no. range 8061595 to 8065672
11770
11780
11790
21830
V-200 Standard Rotation with pre-load pin in drive shaft
Years 1982 to 1984
USA serial no. range 6073192 to 6625220
     
21830
V-200 Standard Rotation, 1.87:1, Ratching
Years 1985 to 1988
USA serial no. range 6625221 to 0C291519
11440
11450
11460
21830
V-200 Counter Rotation, 1.87:1, Ratching
Years 1989 to 1990
USA serial no. range 0C100861 to 0G437999
       
V-200 Standard Rotation, 1.87:1, Ratching
Years 1991
USA serial no. range 0C291520 to 0G437999
11440
11450
11460
21830
V-200 EFI Standard Rotation, 1.87:1, Ratching
Years 1989 to 1990
USA serial no. range 0C100861 to 0C291519
11440
11450
11460
21830
V-200 EFI Standard Rotation, 1.87:1, Ratching
Years 1991
USA serial no. range 0C291520 to 0G437999
11440
11450
11460
21830
V-200 EFI Counter Rotation, 1.87:1, Ratching
Years 1992 to 1995
USA serial no. range 0D082000 to 0G437999
     
21830
V-200 DFI Standard Rotation, 1.87:1, Ratching
Years 1997 to 2004
USA serial no. range 0G437999
11470
11480
11490
21590
V-200 DFI Standard Rotation, 1.75:1, Non-Ratching
Years 1997
USA serial no. range 0G438000 and up
11700
11710
11720
21820
V-200 DFI Counter Rotation, 1.75:1, Ratching
Years 1997
USA serial no. range 0G386496 to 0G437999
     
21590
V-200 Standard Rotation, 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
11665
11675
11685
21820
V-200 Counter Rotation, 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
     
21820
V-200 EFI Standard Rotation, 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
11665
11675
11685
21820
V-200 Counter Rotation, 1.87:1, Non-Ratching
Years 1996 to 1998
USA serial no. range 0G438000 and up
 
-
 
21820
V-200 DFI Counter Rotation, 1.75:1, Non-Ratching
Years 1997
USA serial no. range 0G438000 and up
     
21820
200 (3.0L) DFI Standard Rotation, 1.75:1 Ratio
Years 1998
USA serial no. range 0G590000 and up
11700
11710
11720
21820
200 (3.0L) standard Rotation, 1.75:1 Ratio
Years 1998
USA serial no. range 0G590000 and up
11700
11710
11720
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820
115 (4-Cyl.) 3 Jaw Rev. Clutch
Years 1988 to 1993
USA serial no. range 0C100000 and Up
11556
11566
11576
21820