Sierra Marine Parts Catalog: Gears/Sets, Upper Units/Kits
<< Previous of 1025 Next >>710
Stern Drive Model
Beg. S/N
End. S/N
225
3856268
4200499
260
4898730
6225576
898/228
4782330
6225576
Stern Drive Model
Beg. S/N
End. S/N
888
3106717
& UP
V8R/MR/AlphaOne
6225577
& UP
UPPER UNIT GEAR SET
Replaces: 43-18410A2,
43-18411A2
Includes: (1)
Mercruiser #31-32573A1
(1.5:1 Ratio)
(Drive Gear = 22 teeth Driven Gear = 20 teeth)
For most V-8 Drives and Gen II (S/N K999999 & BELOW)
UPPER UNIT
GEAR REPAIR KIT
Replaces: 43-803119T1
For: 24-24 Teeth: 1.65:1 (1.62:1)
Gen II applications serial number range up to OK999999 only
UPPER UNIT
GEAR REPAIR KIT
Replaces: 43-803120T1
For: 17-19 Teeth: 1.84:1 (1.81:1)
Gen II applications serial number range up to OK999999 only
UPPER UNIT
GEAR REPAIR KIT
Replaces: 43-803118T1
For: 20-24 Teeth: 1.98:1 (1.94/2.40:1)
Gen II applications serial number range up to OK999999 only
UPPER UNIT
GEAR REPAIR KIT
Replaces: 43-803102T1
For: 20-22 Teeth: 1.50:1 (1.47:1)
Gen II applications serial number range up to OK999999 only
LOWER GEAR HOUSING
Replaces: 1623-8951A27,
1623-8951A37
For: MR/ALPHA Style
Bore size 3.2635-3.2650. Includes tapered roller bearing for non-tractor 14/28
or 17/28 gears. When installing new gears use 18-2206-1 gear kit which includes
tapered roller bearing 18-1156 for tractor 13/21 gears.
UPPER UNIT
GEAR REPAIR KIT
Replaces: 43-803104T1
For: Gen II (1998 & Up)(S/N OL100040 & Up)
1.62:1 and 2.00:1 Ratio
UPPER UNIT
GEAR REPAIR KIT
Replaces: 43-803105T1
For: Gen II (1998 & Up)(S/N OL100040 & Up)
1.81:1 Ratio
UPPER UNIT
GEAR REPAIR KIT
Replaces: 43-803106T1
For: Gen II (1998 & Up)(S/N OL100040 & Up)
1.94:1 and 2.40:1 Ratio
UPPER UNIT
GEAR REPAIR KIT
Replaces: 43-803103T1
For: Gen II (1998 & Up)(S/N OL100040 & Up)
1.47:1 Ratio
I/O—MERCRUISER-DriveSystem