Mercruiser Alpha 1 parts with upper gearcase drawing

GLM Marine aftermarket Mercruiser Alpha One upper gearcase stern drive parts. Printer friendly comprehensive exploded outdrive tech drawings.

All GLM products are completely compatible and interchangeable with Mercruiser Alpha One parts
GLM has committed to producing high quality and cost effective aftermarket Alpha One for the past two decades
If help is required, contact our service technition for advice troubleshooting your Alpha One stern drive unit at (416) 751-7326

GLM marine aftermarket Mercruiser parts

Mercruiser Alpha One upper gearcase

Picture

#

Description

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87500 Seal kit parts

A

# 87500 GLM Marine aftermarket Mercruiser parts seal kit for use with Alpha one upper gearcase units.

$30.98

19000 Upper gearcase

1a

# 19000 Alpha One empty drive shaft housing OEM # 1547-9412A18

$589.98

19000 Upper gearcase

1b

# 19000 Used drive shaft housing OEM # 1547-9412A18

$295.00 used

1c

# 19100 Alpha one upper gear case assembly 20-22 gears

1.5 ratio assembly (new)

OEM # 1547-9412A20

$1491.98

upper gear case assembly 20-22

1d

# 19100 Used Alpha one upper gear case assembly 20-22 gears 1.5 ratio assembly

$795.00 used

28400 Cover bearing assembly

2

# 28400 Top cover assembly

OEM # 94998A4 Top comes with bearing # 21511,

shim kit # 23261 and 4 bolts

$79.98

80420 Alpha 1 o-ring

3a

# 80420 Top cover O-rings (5 units) (1 included in seal kit)

$6.98

23260 Shim kit

4a

# 23260 Shim kit for (# 21510 bearing) OEM # 15-45691A1

$4.98

23261 Shim kit

4b

# 23261 Shims for (# 21511 bearing) OEM # 15-32563A1

$4.98

Note 2 bearing sizes that can fit top cover

21510 Bearing for 1 - 15/16

5

# 21510 Bearing assembly O.D. 1-15/16" OEM # 31-61100A1

$16.98

Note 2 bearing sizes that can fit top cover

21511 Bearing cover 1 - 25/32

5

# 21511 Roller bearing assembly O.D. 1-25/32"
OEM # 31-32575A1

$9.98

11130 Alpha 1 upper drive shaft

6

# 11130 Upper drive shaft

OEM# 45-55796

$73.98

7

# 81190 Drive shaft o-ring (5 units) (Included in seal kit)

$9.98

11210 Alpha One gear set V8 22/20 gear ratio

8a

# 11210 V8 heavy duty 20/22 gear set (1.50 / 1.47 Ratio) with HD bearing # 21560 included OEM # 43-18411A2

$272.98

11220 Gear set 24/24 1970 -1997 6 cyl.

8b

# 11220 6 Cyl. inline gear set (1.65 or 1.62 Ratio) 24-24 years 1970 to 1997 OEM # 43-45814A5

$240.98

11230 Gear set ratio 17/19 V6 470-485

8c

# 11230 V6 and 470/485 model gear set (1.84 or 1.81 Ratio) 17-19 OEM # 43-75325A3

$233.98

11240 Gear set 20/24 ratio 1.98 4 cylinder

8d