OMC Parts Drawing *Cobra *Mercruiser *Alpha SEI Outdrives
- Mercruiser Alpha 1 Gen 2 upper gearcase 1991 - 1997
Alpha One generation 2 upper gearcase years 1991 - 1997
- GLM Aftermarket Alpha 1 Gen 2 upper gear case drawing
- Compatible with all stern drive models 1991 – 1997
- Gear set, bearing, drive shaft and U joints
- Mercruiser Alpha One Generation 2 OEM numbers for easy cross reference
Mercruiser Alpha 1 Gen 2 1991 - 1997
Photo
Description / OEM #
Price
(USD)
Price (Canadian)
29000 Driveshaft housing assembly
#1 Driveshaft housing assembly
1547 – 815930A7
$1105.95
$1459.89
80420 O-ring
#2 O-ring
25 – 32546
$4.95
$4.89
23260 Shim
#3 Shim for GLM Marine bearing number 21510 bearing.
15 – 45691A1
$8.95
$ 18.89
23261 Shim
#3 Shim for GLM Marine bearing number 21511 bearing.
15 – 32563A1
$5.95
$ 16.89
21510 Tapered roller bearing assembly
#4 Bearing assembly (O.D. 1-15/16)
(1991 – 1995)
31 – 61100A1
$28.95
$ 47.89
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 – 55796-1
$106.95
$ 73.89
11210 Gear set
#6 Gear set 1.50 / 1.47 Ratio ( 20 – 22 ) tooth count
43 – 18411A2
$444.95
$ 598.89
11220 Gear set
#6 Gear set (1.65 / 1.62 Ratio) (24 – 24)
43 – 45814A5
$394.95
$ 348.89
11240 Mercruiser Alpha 1 Gen 2 Gear set
#6 Gear set 2.40 / 1.98 / 1.94 Ratio) (20 – 24)
OEM 43 – 55778A3
$288.95
$ 416.89
21540 Roller bearing
#7 Roller bearing (1.62, 1.81, 1.94, 2.00, 2.40 Ratio)
31 – 35990A1
$30.95
$ 50.89
21560 Roller bearing
#7 Roller bearing (1.47 Ratio)
31 – 32573A1
$40.95
$ 68.89
23270 Shim
#8 Shim
15-36178A1
$9.95
$ 19.89
85011 Oil seal
#9 Oil seal
26-66302
$8.95
$11.89
28050 U-joint assembly
#10 U joint assembly
(1991 – 1997)
814819 A2
$392.95
$ 734.89
28070 U-joint assembly
#10 U joint assembly
(1998 & up)
25 – 25439
$501.95
$ 786.89
81180 O-ring
#11 O-ring
25 – 25439
$4.95
$4.89
82150 O-ring
#11 O-ring
25 – 35027
$4.95
$4.89
28315 Yoke - long
#12 Yoke – Long
(Internal lock ring style)
814819 A3
$103.95
$ 191.89
28030 U-joint
#13 U-joint
(Internal lock ring style)
75832 T1
$44.95
$ 68.89
28100 Socket
#14 Socket
(Internal lock ring style)
39383 – 1
$64.95
$ 115.89
28310 Yoke
#15 Yoke
(1991 – 1997)
46020 – 1
$60.95
$ 102.89
28350 Mercruiser Retainer
#16 Mercruiser Retainer
816811 – 2
$22.95
$ 37.89
28390 Ring
#17 Ring
35983
$11.95
$ 16.89
82380 O-ring
#18 O-ring
25 – 70937
$4.95
$4.89
28370 Alpha 1 Gen 2 Carrier assembly
#19 Alpha 1 Gen 2 Carrier assembly
66081A2
$36.95
$ 66.89
85030 Oil seal
#20 Oil seal
26 – 826894
$12.95
$ 24.89
21520 Mercruiser Roller bearing kit
#21 Mercruiser Roller bearing kit
31 – 35988A12
$149.95
$ 375.89
23280 Shim
#22 Shim
15 – 35980A1
$10.95
$ 27.89
28380 Spacer
#23 Spacer
15 – 71013
$4.95
$ 10.89
28330 Tension washer
24 Tension washer
12 – 45810
$4.95
$4.89
28360 Lock nut
#25 Lock Nut
11 – 22339
$4.95
$ 5.89
22420 Alpha 1 Gen 2 Screw kit
#26 Alpha 1 Gen 2 Screw kit
10 – 79953Q2
$4.95
$4.89
31170 Washer
#27 Washer
12 – 19183-2
$4.95
$4.89
28410 Locknut
#28 Locknut
11 – 817618
$4.95
$ 6.89
28420 Washer
#29 Washer
12 – 45176
$4.95
$4.89
28430 Bolt
#30 Bolt
10 – 816601
$4.95
$ 6.89
12930 Spring kit
#31 Spring kit
24 – 17997A1
$4.95
$ 7.89
12831 Grommet
#32 Grommet
26 – 88397
$4.95
$4.89
12829 Guide tube
#33 Guide tube
32 – 8602200
$9.95
$ 17.89
12711 Anode
#34 Anode
821629 Q1
$27.95
$40.89
05009 Lockwasher
#35 Lockwasher
13 – 78968
$4.95
$6.89
22440 Screw
#36 Screw
10-28668
$4.95
$6.89
28300 Screw
#37 Screw
10 – 98794
$4.95
$4.89
12965 Plug
#38 Plug
861738
12966 Plug
#39 Plug
19 – 33297
$4.95
$6.89
28402 Mercruiser Alpha 1 Gen 2 Cover assembly
#40 Mercruiser Alpha 1 Gen 2 Cover assembly
828692A1
$190.95
$ 277.89
12663 Wear pad
#41 Wear pad – Port
814386
$4.95
$6.89
12664 Wear pad
#42 Wear pad – Starboard
814387
$4.95
$6.89
87501 Gearcase seal kit
#42 Gearcase seal kit
26 – 88397A1
$33.99
$47.99
39622 Mercruiser Mounting kit
#43 Mercruiser Mounting kit
27 – 94996T2
$9.99
$13.99