OMC Parts Drawing *Cobra *Mercruiser *Alpha SEI Outdrives

Alpha One generation 2 upper gearcase years 1998 and up

Last updated on 4/5/2019, 1:26:35 AM

  • GLM Aftermarket Alpha 1 Gen 2 upper gearcase exploded view breakdown drawing
  • Compatible with all sterndrive models 1998 and up
  • Gear sets, bearings, drive shaft and U-joints
  • Mercruiser Alpha One Generation 2 OEM numbers for easy cross reference

 

Upper gearcase 1998 and up

Mercruiser Alpha 1 Gen 2 1998 up

Photo

Description / OEM #

Price
(USD)

Price (Canadian)

29020 Driveshaft housing assembly

#1 Driveshaft housing assembly

 

1547-861063A4

$1,105.95

$1,459.89

Upper gearcase 1991 - 1997

80420 O-ring

#2 O-ring

25-32546

$4.95

$4.89

Upper gearcase 1991 - 1997

23261 Shim

#3 Shim for GLM Marine bearing number 21511 bearing.

 

15-32563A1

$5.95

$ 16.89

ball bearings

21511 Tapered roller bearing assembly

#4 Bearing assembly (O.D. 1-25/32) (1996-thru)

 

31-32575A1

$8.95

$ 15.89

11131 Mercruiser Alpha 1 Gen 2 Drive shaft

#5 Mercruiser Alpha 1 Gen 2 Drive shaft

45-55796

$106.95

$ 73.89

11131 Mercruiser Alpha 1 Gen 2 Drive shaft

#5 Mercruiser Alpha 1 Gen 2 Drive shaft

45-55796

$106.95

$ 73.89

Gear set

11214 Gear set

#6 Gear set (1.47 Ratio)(20-22)
43-853641A2

$508.95

$ 453.89

11222 Gear set 24-24 ratio 1998 up

#6 Gear set (2.00/1.62 Ratio)(24-24)
43-853640A2

$508.95

$ 416.89

11233

11233 Gear set OEM 43-853643A2

#6 Gear set (1.81 Ratio)(17-19)

 

 

43-853643A2

$466.95

$ 390.89

Gear set

11244 Gen 2

#6 Gear set (2.40/1.94 Ratio)(20-24)
43-853642A2

$508.95