Logo
Launch the site guide

Gear Housing (Propeller Shaft) for Mercury / Mariner (18 / 20 / 25 HP (Xd)) Engine

Engine Diagram

# — 8669A 7 — GEAR HOUSING (SHORT) MARINER (1 required per assembly)
1665-8669A 7 - GEAR HOUSING ASSE  - Replaced by 1665-8669A15
 

1665-8669A 7 - Gear Housing Assembly [ More info ]
Unavailable
1665-8669A15 - GEAR HOUSING ASSE  - Replaced by 1665-8669T15
 

1665-8669A15 - Gear Housing Assembly [ More info ]
Unavailable
1665-8669T15 - GEAR HSG COMP      - Replaced by 1665-8669T13
 

1665-8669T15 - Gear Housing COMP [ More info ]
Unavailable
1665-8669T13 - GEAR HSG. SH-BLK   NLA
 

About Mercury Marine

OEM Part

1665-8669T13 - Gear Housing Sh- Black [ More info ]
Unavailable
# — 85090A 2 — SEAL KIT ( required per assembly)
SEAL KIT 26-85090A 2
26-85090A 2

About Mercury Marine

OEM Part

26-85090A 2 - Seal Kit [ More info ]

Add to shopping cart $99.00
In Stock

LOWER UNIT SEAL KIT
18-2624

About Sierra Marine

OEM Match

18-2624 - Seal Kit, 26-85090A2 [ More info ]

Add to shopping cart $88.99 $74.20
In Stock

# — 8669A11 — GEAR HOUSING (SHORT) MERCURY (1 required per assembly)
1665-8669A11 - GEAR HOUSING ASSE  - Replaced by 1665-8669A13
 

1665-8669A11 - Gear Housing Assembly [ More info ]
Unavailable
1665-8669A13 - GEAR HOUSING ASSE  - Replaced by 1665-8669T13
 

1665-8669A13 - Gear Housing Assembly [ More info ]
Unavailable
# — 8669A 9 — GEAR HOUSING (LONG) MARINER (1 required per assembly)
1665-8669A 9 - GEAR HOUSING ASSE  - Replaced by 1665-8669A16
 

1665-8669A 9 - Gear Housing Assembly [ More info ]
Unavailable
1665-8669A16 - GEAR HOUSING ASSE  - Replaced by 1665-8669T16
 

1665-8669A16 - Gear Housing Assembly [ More info ]
Unavailable
1665-8669T16 - ORD 1665-8669T14   NLA
 

About Mercury Marine

OEM Part

1665-8669T16 - Gear Housing COMP,NLA [ More info ]
Unavailable
# — 41499A87 — GASKET SET ( required per assembly)
27-41499A87 - GASKET SET         - Replaced by 27-41499A88
27-41499A87

27-41499A87 - Engine Gasket Set [ More info ]
Unavailable
GASKET SET 27-41499A88
27-41499A88

About Mercury Marine

OEM Part

27-41499A88 - Engine Gasket Set [ More info ]

Add to shopping cart $137.50
Available to Order: Usually ships within 10 days.

# — 8669A12 — GEAR HOUSING (LONG) MERCURY (1 required per assembly)
1665-8669A12 - GEAR HOUSNIG       - Replaced by 1665-8669A14
 

1665-8669A12 - Gear Housing Assembly [ More info ]
Unavailable
1665-8669A14 - GEAR HOUSING ASSE  - Replaced by 1665-8669T14
 

1665-8669A14 - Gear Housing Assembly [ More info ]
Unavailable
1665-8669T14 - GC 20/25 2S LG     NLA
 

About Mercury Marine

OEM Part

1665-8669T14 - Gearcase 20/25 2S Lg [ More info ]
Unavailable
#1 — 8669A10 — GEARHOUSING ASSEMBLY MERCURY (1 required per assembly)
1665-8669A10 - GEAR HOUSING ASSE  - Replaced by 1665-8669A21
 

1665-8669A10 - Gear Housing Assembly [ More info ]
Unavailable
1665-8669A21 - GEAR HOUSING ASSE  - Replaced by 1600-8M0083538
 

1665-8669A21 - Gear Housing Assembly [ More info ]
Unavailable
GC BASIC 25 2S 1600-8M0083538
1600-8M0083538

About Mercury Marine

OEM Part

16008M0083538 - Gearcase Basic 25 2S [ More info ]

Add to shopping cart $850.00
Available to Order: Usually ships within 10 days.

#1 — 8669A 8 — GEAR HOUSING ASSEMBLY MARINER (1 required per assembly)
1665-8669A 8 - GEAR HOUSING ASSE  - Replaced by 1665-8669A22
 

1665-8669A 8 - Gear Housing Assembly [ More info ]
Unavailable
1665-8669A22 - GEAR HOUSING ASSE  NLA
 

About Mercury Marine

OEM Part

1665-8669A22 - Ord 1665-8669A21, NLA [ More info ]
Unavailable
#39 — 98432T — TRIM TAB (1 required per assembly)
98432T - TRIM TAB           - Replaced by 97-984325
98432T

98432T - Trim Tab [ More info ]
Unavailable
97-984325 - ->98432T5 - Replaced by -98432T5
97-984325

This part has been superseded.

97-984325 - 97-984325 - ->98432T5 [ More info ]
Unavailable
Replaced by -98432T5
98432T5 - ->98432Q6 - Replaced by -98432Q6
98432T5

98432T 5 - Trim Tab Anode, Zinc [ More info ]
Unavailable
TRIM TAB(ZINC) 97-98432Q6
97-98432Q6

About Mercury Marine

OEM Part

97-98432Q 6 - Trim Tab Anode, Zinc [ More info ]

Add to shopping cart $24.42
In Stock

TRIM TAB(ZINC)   97 98432T 6
97 98432T 6

About Mercury Marine

OEM Part

97-98432T 6 - Trim Tab Anode, Zinc [ More info ]

Add to shopping cart $25.00
4 In Stock.

#40 — 40003 55 — SCREW, TRIM TAB (35MM) (1 required per assembly)
SCREW 10-40003 55
10-40003 55

About Mercury Marine

OEM Part

10-40003 55 - Screw - Priced Individually [ More info ]

Add to shopping cart $4.30
10+ In Stock.

#41 — 70132 — WASHER, TRIM TAB SCREW (1 required per assembly)
12-70132 - WASHER (.323 x .5  - Replaced by 12-8M0042642
12-70132

12-70132 - Washer, (.323 X .563 X .063 - Stainless Steel) [ More info ]
Unavailable
WASHER 12-8M0042642
12-8M0042642

About Mercury Marine

OEM Part

12-8M0042642 - Washer - Priced Individually [ More info ]

Add to shopping cart $1.70
10+ In Stock.

#42 — 99328A 1 — ROLLER BEARING ASSEMBLY, TAPERED (1 required per assembly)
318M0103470 31-99328A 1
31-99328A 1

About Mercury Marine

OEM Part

31-99328A 1 - Roller Bearing [ More info ]

Add to shopping cart $36.11
1 In Stock.

BEARING ASSY 31-8M0103470
31-8M0103470

About Mercury Marine

OEM Part

31-8M0103470 - Bearing Assembly, Captive [ More info ]

Add to shopping cart $44.25
In Stock

#43 — 44213A 1 — FORWARD GEAR (1 required per assembly)
43-44213A 1 - GEAR ASSEMBLY For  - Replaced by 43-44213T 1
 

43-44213A 1 - Forward Gear Assembly [ More info ]
Unavailable
GEAR ASSY-FORWARD 43-44213T 1
43-44213T 1

About Mercury Marine

OEM Part

43-44213T 1 - Forward Gear Assembly [ More info ]

Add to shopping cart $175.00
Available to Order: Usually ships within 10 days.

#44 — 85557 — BUSHING, FORWARD GEAR (1 required per assembly)
BUSHING 23-85557
 

About Mercury Marine

OEM Part

23-85557 - Bushing [ More info ]

Add to shopping cart $10.90
3 In Stock.

#45 — 85094 — CAM FOLLOWER (1 required per assembly)
FOLLOWER-CAM 85094
85094

About Mercury Marine

OEM Part

85094 - Cam Follower [ More info ]

Add to shopping cart $23.00
Available to Order: Usually ships within 10 days.

#46 — 38114 — SRPING, RETAINING - CROSS PIN (1 required per assembly)
SPRING 24-38114
24-38114

About Mercury Marine

OEM Part

24-38114 - Spring, Retaining - Cross Pin [ More info ]

Add to shopping cart $4.30
3 In Stock.

#47 — 41040 — CLUTCH, SLIDING (1 required per assembly)
52-41040 - CLUTCH             - Replaced by 52-41040T
52-41040

52-41040 - Clutch [ More info ]
Unavailable
52-41040T - CLUTCH
52-41040T

About Mercury Marine

OEM Part

52-41040T - Clutch [ More info ]
Unavailable
#48 — 85093 — CROSS PIN, CLUTCH TO PROPELLER SHAFT (1 required per assembly)
17-85093 - PIN                - Replaced by 17-8M0020999
 

17-85093 - Cross Pin, Clutch To Propeller Shaft [ More info ]
Unavailable
PIN CROSS 17-8M0020999
17-8M0020999

About Mercury Marine

OEM Part

17-8M0020999 - Pin Cross [ More info ]

Add to shopping cart $8.40
1 In Stock.

#49 — 88680 — SPRING, COMPRESSION - PROPELLER SHAFT (1 required per assembly)
SPRING 24-88680
24-88680

About Mercury Marine

OEM Part

24-88680 - Spring, Compression - Propeller Shaft [ More info ]

Add to shopping cart $6.70
Available to Order: Usually ships within 10 days.

#50 — 99740 — PROPELLER SHAFT (1 required per assembly)
44-99740 - PROPELLER SHAFT    - Replaced by 44-816623
44-99740

44-99740 - Propeller Shaft [ More info ]
Unavailable
44-816623 - PROPELLER SHAFT    - Replaced by 44-8166231
44-816623

44-816623 - Propeller Shaft [ More info ]
Unavailable
PROPSHAFT 44-8166231
44-8166231

About Mercury Marine

OEM Part

44-816623 1 - Propeller Shaft [ More info ]

Add to shopping cart $455.16
1 In Stock.

#51 — 99542 — REVERSE GEAR (1 required per assembly)
43-99542 - GEAR Reverse       - Replaced by 43-99542T
 

43-99542 - Reverse Gear [ More info ]
Unavailable
GEAR-REVERSE 43-99542T
43-99542T

About Mercury Marine

OEM Part

43-99542T - Reverse Gear [ More info ]

Add to shopping cart $305.92 $166.13
Available to Order: Usually ships within 10 days.

#52 — 99906A 1 — BEARING CARRIER ASSEMBLY (1 required per assembly)
99906A 1 - CARRIER ASSEMBLY   - Replaced by -99906T 1
 

99906A 1 - Carrier Assembly [ More info ]
Unavailable
CARRIER ASSY 99906T 1
99906T 1

About Mercury Marine

OEM Part

99906T 1 - Carrier Assembly [ More info ]

Add to shopping cart $337.23
2 In Stock.

#53 — 21739 — ROLLER BEARING (1 required per assembly)
BEARING Roller 31-21739
31-21739

About Mercury Marine

OEM Part

31-21739 - Roller Bearing - Forward Gear [ More info ]

Add to shopping cart $17.90
10+ In Stock.

#54 — 41132 — OIL SEAL, BEARING CARRIER (INNER) (1 required per assembly)
SEAL Oil 26-41132
26-41132

About Mercury Marine

OEM Part

26-41132 - Seal [ More info ]

Add to shopping cart $21.91
7 In Stock.

OIL SEAL
18-0580

About Sierra Marine

OEM Match

18-0580 - Seal, 26-41132 [ More info ]

Add to shopping cart $16.99 $15.24
5 In Stock.

#55 — 41131 — OIL SEAL, BEARING CARRIER (OUTER) (1 required per assembly)
SEAL Oil 26-41131
26-41131

About Mercury Marine

OEM Part

26-41131 - Seal [ More info ]

Add to shopping cart $22.80
6 In Stock.

OIL SEAL
18-0579

About Sierra Marine

OEM Match

18-0579 - Seal, 26-41131 [ More info ]

Add to shopping cart $16.99 $15.51
10+ In Stock.

#56 — 85549 — "O" RING, BEARING CARRIER (1 required per assembly)
O RING 25-85549
25-85549

About Mercury Marine

OEM Part

25-85549 - O-ring, Propeller Shaft Outer Oil Seal [ More info ]

Add to shopping cart $5.50
10+ In Stock.

O-RING 5
18-7956

About Sierra Marine

OEM Match

18-7956-9 - O-Ring, Pack of 5, 25-85549 [ More info ]

Add to shopping cart $19.99 $18.36
1 In Stock.

#57 — 87293 — PLATE, GEAR HOUSING (1 required per assembly)
WASHER 87293
87293

About Mercury Marine

OEM Part

87293 - Gear Housing Plate [ More info ]

Add to shopping cart $7.50
2 In Stock.

#58 — 91909 — SCREW, COVER TO GEAR HOUSING (16MM) (3 required per assembly)
10-91909 - SCREW              - Replaced by 10-90883
 

10-91909 - Screw [ More info ]
Unavailable
SCREW (M5 x 16) 10-90883
10-90883

About Mercury Marine

OEM Part

10-90883 - Screw [ More info ]

Add to shopping cart $1.70
Available to Order: Usually ships within 10 days.

#59 — 85128A 1 — THRUST HUB ASSEMBLY, PROPELLER (1 required per assembly)
85128A 1 - THRUST HUB ASSEMB  - Replaced by -8M0027793
85128A 1

85128A 1 - Thrust Hub [ More info ]
Unavailable
8M0027793 - HUB                - Replaced by -858498
8M0027793

8M0027793 - Thrust Washer [ More info ]
Unavailable
THRUST WASHER 858498
858498

About Mercury Marine

OEM Part

858498 - Thrust Washer [ More info ]

Add to shopping cart $28.88
1 In Stock.

#60 — 43586A40 — PROPELLER ASSEMBLY (1 required per assembly)
48-43586A40 - PROPELLER ASSEMBL  - Replaced by 48-19640A40
 

48-43586A40 - Propeller [ More info ]
Unavailable
BLMX 10.4X13 48-19640A40
48-19640A40

About Mercury Marine

OEM Part

48-19640A40 - Propeller, Black Max 10 3/8 X 13 RH, Aluminum, 3 Blade [ More info ]

Add to shopping cart $191.61
1 In Stock.

SOLAS AMITA 3 ALUM 13P MERC
1211-101-13

About Solas Propellers

OEM Match

Solas Amita 3 Blade Aluminum 13P Mercury 1211-101-13 [ More info ]

Add to shopping cart $80.19 $75.78
10+ In Stock.

#61 — 88228 — PROPELLER NUT (1 required per assembly)
PROP NUT 11-88228
11-88228

About Mercury Marine

OEM Part

11-88228 - Prop Nut - Priced Individually [ More info ]

Add to shopping cart $2.91
10+ In Stock.

PROP NUT
18-3703

About Sierra Marine

OEM Match

18-3703 - Nut, 11-88228 [ More info ]

Add to shopping cart $5.99
9 In Stock.

#62 — 43215 — SCREW, GEAR HOUSING (25MM) (4 required per assembly)
10-43215 - SCREW              - Replaced by 10-4000378
 

10-43215 - Screw [ More info ]
Unavailable
10-4000378 - ->87810178 - Replaced by -87810178
 

10-40003 78 - Screw [ More info ]
Unavailable
SCREW (M10 x 35) 10-87810178
10-87810178

About Mercury Marine

OEM Part

10-878101 78 - Screw [ More info ]

Add to shopping cart $4.00
Available to Order: Usually ships within 10 days.

#63 — 43328 — WASHER, GEAR HOUSING SCREW (4 required per assembly)
WASHER 12-43328
 

About Mercury Marine

OEM Part

12-43328 - Washer, Gear Housing Screw [ More info ]

Add to shopping cart $3.50
Available to Order: Usually ships within 10 days.

#64 — 41589 — SPACER, GEAR HOUSING SCREW (4 required per assembly)
SPACER,NLA 23-41589
 

About Mercury Marine

OEM Part

23-41589 - Spacer - Gear Housing Screw [ More info ]

Add to shopping cart $4.00
10+ In Stock.


This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.