OMC Parts Drawing *Cobra *Mercruiser *Alpha SEI Outdrives

Mercruiser Alpha 1 Gen. 2 gear set *Upper *Lower

Outdrive upper and lower unit gear sets for 4 cylinder V6 and V8 sterndrives

Last updated on 11/10/2023
  • Compatible with Mercruiser Alpha One (including Generation 2) models
  • All ratios available for 4 cylinder, 6 cylinder and V8 outdrives
  • Manufactured by GLM Marine, California with a full 2 year warranty

Upper Housing

Price
(USD)

Price (Canadian)

Gear set

11210 Mercruiser V8

P/N 11210 Gear Set (1.50 or 1.47 ratio for MerCruiser V8 models) (20-22) for V8 models up to 1997.
43-18411A2

$444.95

$586.89

Gear set

11214 Gears

P/N 11214 (1.47 Ratio) with bearing 21560. (20-22), for newer V8 models, 1998 and up, OL000040 – up

43-853641A2

$508.95

$453.89

Gear set

11220 Gear set

P/N 11220 (1.65 or 1.62 Ratio) (24-24) for 6 cylinder and 165 models, 1970 – 1997, up to serial number 0K999999.

43-45814A5

$394.95

$348.89

Gear set

11230 Gear set

P/N 11230 (1.84 or 1.81 ratio) (17-19), 470/485 models and V6 models 1976 – 1997, up to serial number 0K999999.

43-75325A3

$320.95

$438.89

11233

11233

P/N 11233 (1.81 Ratio) (17-19), for V6 engines, 1998 and up, OL000040 – up

43-853643A2

$466.95

$ 390.89

Gear set

11240 Mercruiser Alpha 1 Gen 2 Gear set

P/N 11240
4-cylinder gears (1.98 or 1.94 Ratio) (20-24), for 120/140- and 4-cylinder models, 1970 – 1997, up to serial number 0K999999.

43-55778A3

$288.95

$416.89

Gear set

11244

P/N 11244 (1.94 / 2.40 Ratio) (20-24), for 4 cylinder motors, 1998 and up, OL000040 – up

43-853642A2

$508.95

$302.89

Upper Sterndrive Rebuild Kits

Price
(USD)

Price (Canadian)

rebuild parts

11215 Rebuild parts

P/N 11215 Complete rebuild package for 1.50/1.47 for V8 models 20/22 tooth count (1974 – 1990, serial numbers 3856268-0D469858)

Parts included:
11210 Gear set
87500 Seal kit
39590 Mounting gasket
21560 Bearing
21520 Bearing
21510 Bearing
23260 Shim
23270 Shim
23280 Shim

43-803116T1

$532.95

$757.89

rebuild parts

11245

P/N 11245 Complete rebuild kit for MC-1 and Alpha One for 1.98 4-cylinder models 20/24 tooth count, (1983 – 1990, serial numbers 6225577-0D469858)

Contains:
11240 Gear set
87500 Upper seals
39590 Bell housing gasket
21520 Bearing
21540 Bearing
21510 Bearing
23260 Shim
23270 Shim
23280 Shim

43-803101T1

$599.95

$ 757.89

rebuild parts

11225

P/N 11225 For 1.65 ratio, 165 model 6 cylinder inline models, 24/24 tooth count. For 1970 – 1990, serial numbers 2763442-0D469858)

Parts included:
11220 Gear set
87500 Upper unit seals
39590 Mounting gasket
21540 Bearing
21520 Bearing
21510 Bearing
23260 Shim
23270 Shim
23280 Shim

43-803112T1

$699.95

$ 697.89

Gear set

11216

P/N 11216 1.50/1.47 V8 Generation 2 models (1991-1997, serial numbers 0D469859-0K999999)

Contains:

11210 Gear set
87501 Upper unit oil seals, gasket set
39622 Gasket set
21511 Bearing
21520 Bearing
21510 Bearing
23260 Shim
23270 Shim
23280 Shim
23261 Shim

43-803102T1

$806.95

$ 757.89

Gear set

11246

P/N 11246 For 1.98 4 cylinder Gen 2 models (1991-1997, serial numbers 0D469859-0K999999)

Contains:

11240
87501 Seal and gasket set
39622 Gasket
21511
21520
21510
21540
23260 Shim
23270 Shim
23280 Shim
23261 Shim

43-803118T1

$686.95

$ 486.89

11226

P/N 11226 For Alpha 1 Gen 2 models (1991-1997, 20/22 ratio, 1.50/1.47)

Contains:

11220 Gear set
21510 Bearing
21511 Bearing
21520 Bearing
21540 Bearing
23260 Shim
23270 Shim
23280 Shim
39622 Gasket kit
87501 Seal kit

 

43-803118T1

$711.95

$ 705.89

Gear set

11236

P/N 11236 Service kit for 1.84, 17/19 ratio, 4.3L V6 Alpha One second generation models (1991-1997, serial numbers 0D469859-0K999999)

Parts included:
11230 Set
87501 Seal
39622 Mounting gasket
21511
21520
21510
23260 Shim
23270 Shim
23280 Shim
23261 Shim

43-803120T1

$692.95

$ 710.89

Gear set

11217

P/N 11217 Stern drive housing service package for 1.47 V8 Generation 2 models (1998 to present, serial numbers OL000040-Up)

Contains:
11213 Gear set
87501 Seals
39622 Bell housing gasket
21511 Bearing
21522 Bearing
21560 Bearing
23270 Shim
23280 Shim
23261 Shim

43-803103T1

$724.95

$ 581.89

Gear set

11247

P/N 11247 Outdrive service kit for 2.4/1.94 4 cylinder Generation 2 models (1998 to present, serial numbers OL000040-Up)

Parts included:
11244 Gear set
87501 Seal kit
39622 Gasket kit
21511 Bearing
21522 Bearing
21540 Bearing
23270 Shim
23280 Shim
23261 Shim

43-803106T1

$598.95

$ 559.89

Gear set

11237

P/N 11237 Upper housing service kit for 1.47 V8 Alpha 1 Gen 2 models (1998 to present, serial numbers OL000040-Up)

Contains:
11233 Gear set
21511 Bearing
21522 Bearing
21540 Bearing
23261 Shim
23270 Shim
23280 Shim
39622 Gasket kit
87501 Seal kit

 

43-803105T1

$610.95

$ 556.89