Parts Catalog

Replacements
Home / Mercury / Mercury Marine [Updated: Apr. 10, 2026] / Sterndrive / Drives / ALPHA ONE (GEN.II) 1998 AND UP / [0L100040 & Up] - Cat.# 90-80975998 / GEAR HOUSING (PROP SHAFT)(COUNTER ROTATION)

GEAR HOUSING (PROP SHAFT)(COUNTER ROTATION)

Parts (65)

#Part NumberDescriptionQtyStatus
- 815822A47 GEAR HOUSING ASSEMBLY Counter Rotation (Complete) (1.47:1 - 1.62:1 - 1.81:1 - 1.94:1 RATIO) 1
- 815822A52 GEAR HOUSING ASSEMBLY Counter Rotation (Complete) (2.00:1 Ratio) 1
- 888756A1 ANODE KIT Aluminum AR superseded
- 888755A1 ANODE KIT Magnesium AR superseded
-- 816575A3 SEAL KIT Gear Housing --
1 815822A36   GEAR HOUSING ASSEMBLY (Basic) 1
40 76865   CRANK Shift Shift 1 superseded
41 818349A1   SPOOL KIT Shift 1 superseded
42 44491A1   SHIM SET AR disc.
43 828830A2   ADAPTER ASSEMBLY Bearing 1 disc.
44 814653     BEARING ASSEMBLY Needle Rollers 1 superseded
45 815481   THRUST WASHER 1
46 815480   BEARING Thrust 1
47 828290A2   GEAR Reverse (1.47:1 - 1.62:1 - 1.81:1 - 1.94:1 RATIO) 1 superseded
47 855652A1   GEAR Reverse (2.00:1 RATIO) 1 superseded
48 15844     BEARING ASSEMBLY Roller 1
49 853594   CLUTCH 1 superseded
50 30632   PIN Cross 1 superseded
51 30893   SPRING 1
52 824111   PROPELLER SHAFT 1 superseded
53 828289A1   GEAR SET Forward -With Pinion (1.47:1 - 1.62:1 - 1.81:1 - 1.94:1 RATIO) 1
53 855651A1   GEAR SET Forward/Pinion Forward -With Pinion (2.00:1 RATIO) 1
54 815480   BEARING Thrust 1
55 1761514   SPACER SHIM (.206) AR
55 1761515   SPACER SHIM (.208) AR
55 1761516   SPACER SHIM (.210) AR
55 1761517   SPACER SHIM (.212) AR
55 1761518   SPACER SHIM (.214) AR
55 1761519   SPACER SHIM (.216) AR
55 1761520   SPACER SHIM (.218) AR
55 1761521   SPACER SHIM (.220) AR
55 1761522   SPACER SHIM (.222) AR
55 1761523   SPACER SHIM (.224) AR
55 1761524   SPACER SHIM (.226) AR
55 1761525   SPACER SHIM (.228) AR
55 1761526   SPACER SHIM (.230) AR
56 815481   THRUST WASHER 1
57 31534   O-RING 1 superseded
58 828831A3   ADAPTER ASSEMBLY Bearing 1
59 814653     BEARING ASSEMBLY Needle Rollers 1 superseded
60 15842   BEARING Thrust 2
61 18448   THRUST WASHER 2
62 8182911   RACE Thrust 2
63 814605   KEEPER 2
64 818290A6   CARRIER ASSEMBLY Bearing 1
65 30956     BEARING Needle 1 superseded
66 14077     SEAL Oil (Inside) 1
67 12224     SEAL Fish Line Cutting (Outside) 1
68 806105A1     ANODE ASSEMBLY 1 superseded
69 806290       SCREW (#10-32 x .625) 2
70 69432       LOCKWASHER External (#10) 2
71 18323   TAB WASHER 1
72 79448   RETAINER 1 superseded
73 76214A5   ANODE KIT 1 superseded
73 316404   TRIM TAB (1.94:1 RATIO ONLY) 1 superseded
74 806327   SCREW (.437-14 x 1.750) 1 superseded
75 806210   LOCKWASHER (.437) 1
76 817618 NUT (.437-20) 4 superseded
77 65210 SCREW (.375-16 x 1.00) 1
78 35479 LOCKWASHER (.375) 1
79 8354671 THRUST HUB 1 superseded
80 31211A2 WASHER Splined 1 superseded
81 816629 TAB WASHER 1 superseded
82 827614 PROP NUT 1 superseded
83 423511 LOCKWASHER Toothed 1