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Parts for Mercury Marine 45 HP (4 Cylinder) Gear Housing, Propeller Shaft

#- 1643-9539A 4 GEAR HOUSING ASSEMBLY, Short Shaft - Black (1 required per assembly)
GEAR HOUSING      O NLA
 

About Mercury Marine

OEM Part

GEAR HOUSING O NLA [ More info ]
Unavailable
#- 1643-9539A 5 GEAR HOUSING ASSEMBLY, Long Shaft - Black (1 required per assembly)
GEAR HSG ASSY     O NLA
 

About Mercury Marine

OEM Part

GEAR HSG ASSY O NLA [ More info ]
Unavailable
#- 1643-9539A 6 GEAR HUSING ASSEMBLY, Short Shaft - Gray (1 required per assembly)
GEAR HOUSING      O NLA
 

About Mercury Marine

OEM Part

GEAR HOUSING O NLA [ More info ]
Unavailable
#- 1643-9539A 7 GEAR HOUSING ASSEMBLY, Long Shaft - Gray (1 required per assembly)
GEAR HOUSING      O NLA
 

About Mercury Marine

OEM Part

GEAR HOUSING O NLA [ More info ]
Unavailable
#1 1643-9539A 1 GEAR HOUSING ASSEMBLY (1 required per assembly) Black
GEAR HOUSING      O - Replaced by 1643-9539T 1
 

This part has been superseded.

1643-9539A 1 - GEAR HOUSING O [ More info ]
Unavailable
Replaced by 1643-9539T 1
GEAR HOUSING      O NLA
 

About Mercury Marine

OEM Part

GEAR HOUSING O NLA [ More info ]
Unavailable
#1 1643-9539A 8 GEAR HOUSING ASSEMBLY (1 required per assembly) Gray
GEAR HOUSING      O - Replaced by 1643-9539T 8
 

This part has been superseded.

1643-9539A 8 - GEAR HOUSING O [ More info ]
Unavailable
Replaced by 1643-9539T 8
ORD 1643-9539T 1  O NLA
 

About Mercury Marine

OEM Part

ORD 1643-9539T 1 O NLA [ More info ]
Unavailable
#51 76039 CAM, Shift Control (1 required per assembly)
CAM-SHIFT @2      O - Replaced by -76039  4
76039

This part has been superseded.

76039 - CAM-SHIFT @2 O [ More info ]
Unavailable
Replaced by -76039 4
CAM Shift Control 76039  4
76039  4

About Mercury Marine

OEM Part

76039 4 - Shift Cam - Priced Individually [ More info ]

Add to shopping cart $27.59
3 in stock. Explain stock levels

#52 15-38374A 1 SHIM SET, Bearing Cup to Gear Housing (.002-3-5-10) (AR required per assembly)
SHIM SET 15-38374A 1
 

About Mercury Marine

OEM Part

15-38374A 1 - Shim Set [ More info ]

Add to shopping cart $9.00
1 in stock. Explain stock levels

#53 31-38356A 1 BEARING SET (1 required per assembly)
BEARING SET 31-38356A 1
31-38356A 1

About Mercury Marine

OEM Part

31-38356A 1 - Bearing Set [ More info ]

Add to shopping cart $68.25
Available to order: Usually ships within 8 days. Explain stock levels

Tapered Roller Bearing
18-1162

About Sierra Marine

OEM Match

18-1162 - Bearing 31-38356A1 [ More info ]

Add to shopping cart $54.67 $43.41
1 in stock. Explain stock levels

#54 43-55608A 4 GEAR ASSEMBLY, Forward (1 required per assembly)
GEAR ASSY-FORWARD O - Replaced by 43-55608T 4
 

This part has been superseded.

43-55608A 4 - GEAR ASSY-FORWARD O [ More info ]
Unavailable
Replaced by 43-55608T 4
GEAR ASSY-FORWARD 43-55608T 4
43-55608T 4

About Mercury Marine

OEM Part

43-55608T 4 - Forward Gear [ More info ]

Add to shopping cart $343.25
Available to order: Usually ships within 8 days. Explain stock levels

#55 31-21739 BEARING, Roller, Foward Gear (1 required per assembly)
BEARING Roller 31-21739
31-21739

About Mercury Marine

OEM Part

31-21739 - Bearing [ More info ]

Add to shopping cart $13.50
10+ in stock. Explain stock levels

#56 38441 FOLLOWER, Cam (1 required per assembly)
FOLLOWER Cam 38441
38441

About Mercury Marine

OEM Part

38441 - Cam Follower [ More info ]

Add to shopping cart $41.33
4 in stock. Explain stock levels

#57 20843 SLIDE, Cross Pin (1 required per assembly)
SLIDE 20843
20843

About Mercury Marine

OEM Part

20843 - Cross Slide [ More info ]

Add to shopping cart $17.34
10+ in stock. Explain stock levels

#58 24-38114 SPRING, Retaining - Cross Pin (1 required per assembly)
SPRING 24-38114
24-38114

About Mercury Marine

OEM Part

24-38114 - Spring [ More info ]

Add to shopping cart $3.10
Available to order: Usually ships within 8 days. Explain stock levels

#59 52-92911 RATCHET, Sliding Clutch (1 required per assembly)
CLUTCH            O - Replaced by 52-92911T
52-92911

This part has been superseded.

52-92911 - CLUTCH O [ More info ]
Unavailable
Replaced by 52-92911T
CLUTCH 52-92911T
52-92911T

About Mercury Marine

OEM Part

52-92911T - Clutch [ More info ]

Add to shopping cart $111.33
Available to order: Usually ships within 8 days. Explain stock levels

#60 17-38113 PIN, Cross, Ratchet to Propeller Shaft (1 required per assembly)
178M0020942 17-38113
17-38113

About Mercury Marine

OEM Part

17-38113 - Pin -cross - Priced Individually [ More info ]

Add to shopping cart $2.55
10+ in stock. Explain stock levels

PIN-CROSS Note: must be ordered in multiples of 2 17-8M0020942
17-8M0020942

About Mercury Marine

OEM Part

17-8M0020942 - Pin -cross - Priced Individually [ More info ]

Add to shopping cart $3.10
Available to order: Usually ships within 8 days. Explain stock levels

#61 24-39845 SPRING, Compression - Cam Follower (1 required per assembly)
SPRING,NLA 24-39845
 

About Mercury Marine

OEM Part

24-39845 - Spring, NLA [ More info ]

Add to shopping cart $7.50
10+ in stock. Explain stock levels

#62 44-75365 PROPELLER SHAFT (1 required per assembly)
PROP SHAFT,NLA 44-75365
44-75365

About Mercury Marine

OEM Part

44-75365 - Propeller Shaft [ More info ]

Add to shopping cart $315.00
1 in stock. Explain stock levels

#63 43-79158 GEAR, Reverse (1 required per assembly)
GEAR-REVERSE      O - Replaced by 43-79158T
43-79158

This part has been superseded.

43-79158 - GEAR-REVERSE O [ More info ]
Unavailable
Replaced by 43-79158T
GEAR-REVERSE 43-79158T
43-79158T

About Mercury Marine

OEM Part

43-79158T - Reverse Gear [ More info ]

Add to shopping cart $247.17
Available to order: Usually ships within 8 days. Explain stock levels

#64 12-32004 WASHER, Thrust - Reverse Gear (1 required per assembly)
WASHER,NLA 12-32004
12-32004

About Mercury Marine

OEM Part

12-32004 - Washer, NLA [ More info ]

Add to shopping cart $11.25
10+ in stock. Explain stock levels

#65 30-20839 BEARING, Ball, Reverse Gear (1 required per assembly)
BEARING-BALL      O - Replaced by 30-20839T
30-20839

This part has been superseded.

30-20839 - BEARING-BALL O [ More info ]
Unavailable
Replaced by 30-20839T
BEARING Ball 30-20839T
30-20839T

About Mercury Marine

OEM Part

30-20839T - Ball Bearing [ More info ]

Add to shopping cart $68.70 $58.83
Available to order: Usually ships within 8 days. Explain stock levels

Thrust Bearing
18-1190

About Sierra Marine

OEM Match

18-1190 - Bearing, 30-20839T [ More info ]

Add to shopping cart $58.70 $47.67
2 in stock. Explain stock levels

#66 25-31986 O-RING, Bearing Carrier (1 required per assembly)
O-RING 25-31986
25-31986

About Mercury Marine

OEM Part

25-31986 - O-Ring Note: - Priced Individually [ More info ]

Add to shopping cart $3.20
10+ in stock. Explain stock levels

O-Ring
18-7160

About Sierra Marine

OEM Match

18-7160-9 O-Ring 25-31986 , 5 Pack [ More info ]

Add to shopping cart $17.45 $10.37
3 in stock. Explain stock levels

#67 69386A 1 CARRIER ASSEMBLY, Bearing (1 required per assembly)
CARRIER ASSY-BRG  O - Replaced by -69386T 1
 

This part has been superseded.

69386A 1 - CARRIER ASSY-BRG O [ More info ]
Unavailable
Replaced by -69386T 1
CARRIER ASSY-BRG  O NLA
 

About Mercury Marine

OEM Part

CARRIER ASSY-BRG O NLA [ More info ]
Unavailable
#68 31-21700 BEARING, Needle, Bearing Carrier (1 required per assembly)
BEARING Needle 31-21700
31-21700

About Mercury Marine

OEM Part

31-21700 - Bearing [ More info ]

Add to shopping cart $14.10
2 in stock. Explain stock levels

#69 26-69188 SEAL, Oil, Bearing Carrier (1 required per assembly)
SEAL Oil 26-69188
26-69188

About Mercury Marine

OEM Part

26-69188 - Seal [ More info ]

Add to shopping cart $13.70
4 in stock. Explain stock levels

Oil Seal
18-2051

About Sierra Marine

OEM Match

18-2051 - Seal, 26-69188 [ More info ]

Add to shopping cart $13.49 $9.07
10+ in stock. Explain stock levels

#70 26-69189 SEAL, Oil, Bearing Carrier (1 required per assembly)
SEAL Oil 26-69189
26-69189

About Mercury Marine

OEM Part

26-69189 - Seal [ More info ]

Add to shopping cart $16.30 $13.96
3 in stock. Explain stock levels

Oil Seal
18-2052

About Sierra Marine

OEM Match

18-2052 - Seal, 26-69189 [ More info ]

Add to shopping cart $14.99 $10.75
10+ in stock. Explain stock levels

#71 28-30281 KEY, Locating - Bearing Carrier (1 required per assembly)
KEY Note: must be ordered in multiples of 5 28-30281
28-30281

About Mercury Marine

OEM Part

28-30281 - Key - Priced Individually [ More info ]

Add to shopping cart $0.90
2 in stock. Explain stock levels

#72 14-53012 TAB WASHER, Gear Housing Cover (1 required per assembly)
TAB WASHER 14-53012
14-53012

About Mercury Marine

OEM Part

14-53012 - Tab Washer [ More info ]

Add to shopping cart $14.40
2 in stock. Explain stock levels

#73 11-87763 NUT, Gear Housing (1 required per assembly)
NUT Note: must be ordered in multiples of 2 11-87763
11-87763

About Mercury Marine

OEM Part

11-87763 - Nut - Priced Individually [ More info ]

Add to shopping cart $8.30
3 in stock. Explain stock levels

#74 31640A 1 TRIM TAB ASSEMBLY, Gear Housing (1 required per assembly)
TRIM TAB ASSY     O - Replaced by -31640  3
 

This part has been superseded.

31640A 1 - TRIM TAB ASSY O [ More info ]
Unavailable
Replaced by -31640 3
316404 31640  3
 

About Mercury Marine

OEM Part

31640 3 - TRIM TAB [ More info ]

Add to shopping cart $11.00
1 in stock. Explain stock levels

ANODE/TRIM TAB    O - Replaced by 97-31640Q 4
31640  4

This part has been superseded.

31640 4 - ANODE/TRIM TAB O [ More info ]
Unavailable
Replaced by 97-31640Q 4
TRIM TAB 97-31640Q 4
97-31640Q 4

About Mercury Marine

OEM Part

97-31640Q4 - Anode/Trim Tab [ More info ]

Add to shopping cart $14.49
Available to order: Usually ships within 8 days. Explain stock levels

Anode(Magnesium)
18-6241

About Sierra Marine

OEM Match

18-6241 - Trim Tab Anode, Magnesium 31640 [ More info ]

Add to shopping cart $13.49 $11.03
10+ in stock. Explain stock levels

Anode, Aluminum
18-6011A

About Sierra Marine

OEM Match

18-6011A - Trim Tab Anode, Aluminum [ More info ]

Add to shopping cart $12.99 $10.49
5 in stock. Explain stock levels

Trim Tab
18-6011

About Sierra Marine

OEM Match

18-6011 - Trim Tab, Zinc, 31640A1 [ More info ]

Add to shopping cart $13.49 $10.15
10+ in stock. Explain stock levels

ANODE BULK-25 PCS   978M0059338
978M0059338

About Mercury Marine

OEM Part

97-8M0059338 - Anode BULK-25 PC 31640Q 4 QS [ More info ]

Add to shopping cart $272.83
Available to order: Usually ships within 8 days. Explain stock levels

ANODE/TRIM TAB   97 31640T 4
97 31640T 4

About Mercury Marine

OEM Part

97-31640T 4 - Trim Tab Anode [ More info ]

Add to shopping cart $14.49
Available to order: Usually ships within 8 days. Explain stock levels

#75 10-66024 SCREW, (.437-14 x 1.75), Trim Tab to Gear Housing (1 required per assembly)
SCREW (.437-14 x 1.75) 10-66024
10-66024

About Mercury Marine

OEM Part

10-66024 - Screw - Priced Individually [ More info ]

Add to shopping cart $6.80
5 in stock. Explain stock levels

#76 12-45175 WASHER, (.406 x .750 x .104), Driveshaft Housing Stud (0.375 Inch) (1 required per assembly)
WASHER @2         O - Replaced by 12-856774
 

This part has been superseded.

12-45175 - WASHER @2 O [ More info ]
Unavailable
Replaced by 12-856774
WASHER (.406 x .750 x . 12-856774
 

About Mercury Marine

OEM Part

12-856774 - Washer [ More info ]

Add to shopping cart $1.60
Available to order: Usually ships within 8 days. Explain stock levels

#77 11-34863 NUT, (.375-24), Driveshaft Housing Stud (1 required per assembly)
11826709113 11-34863
 

About Mercury Marine

OEM Part

11-34863 - Nut Note: Must be ordered in multiples of 3 [ More info ]

Add to shopping cart $2.50
10+ in stock. Explain stock levels

NUT (.375-24) Stainless 11-826709113
11-826709113

About Mercury Marine

OEM Part

11-826709113 - Nut -ss - Priced Individually [ More info ]

Add to shopping cart $5.30
7 in stock. Explain stock levels

#78 12-65791 WASHER, Housing to Stud (0.437 Inch) (1 required per assembly)
WASHER @5         O NLA
 

About Mercury Marine

OEM Part

WASHER @5 O NLA [ More info ]
Unavailable
#79 11-34933 NUT, (.437-20) Stainless Steel, Stud (1 required per assembly)
NUT (.437-20) Stainless 11-34933
11-34933

About Mercury Marine

OEM Part

11-34933 - Nut - Priced Individually [ More info ]

Add to shopping cart $3.90
10+ in stock. Explain stock levels

S.S. Steel Locknut
18-3721

About Sierra Marine

OEM Match

18-3721-9 - Lock Nut, 11-34933, 5PK [ More info ]

Add to shopping cart $14.95 $10.17
10+ in stock. Explain stock levels

#80 73345A 1 THRUST HUB, Front (1 required per assembly)
THRUST HUB 73345A 1
73345A 1

About Mercury Marine

OEM Part

73345A 1 - Thrust Washer [ More info ]

Add to shopping cart $12.71
4 in stock. Explain stock levels

Thrust Washer
18-4233

About Sierra Marine

OEM Match

18-4233 - Thrust Washer, 73345A1 [ More info ]

Add to shopping cart $17.09 $13.32
10+ in stock. Explain stock levels

#81 14-76281 TAB WASHER, Propeller Nut (1 required per assembly)
TAB WASHER Note: must be ordered in multiples of 5 14-76281
14-76281

About Mercury Marine

OEM Part

14-76281 - Tab Washer - Priced Individually [ More info ]

Add to shopping cart $4.23
6 in stock. Explain stock levels

Tab Washer
18-3204

About Sierra Marine

OEM Match

18-3204-9 - Washer, 14-76281, 10PK [ More info ]

Add to shopping cart $16.04 $11.33
10+ in stock. Explain stock levels

TAB WASHER Note: must be ordered in multiples of 2   14 76281Q
 

About Mercury Marine

OEM Part

14-76281Q - Tab Washer - Priced Individually [ More info ]

Add to shopping cart $4.23
1 in stock. Explain stock levels

#82 11-69578A 1 PROP NUT KIT (1 required per assembly)
NUT KIT-PROP      O - Replaced by 11-69578Q 1
11-69578A 1

This part has been superseded.

11-69578A 1 - NUT KIT-PROP O [ More info ]
Unavailable
Replaced by 11-69578Q 1
PROP NUT KIT 11-69578Q 1
11-69578Q 1

About Mercury Marine

OEM Part

11-69578Q 1 - Prop Nut Kit - Priced Individually [ More info ]

Add to shopping cart $11.72
6 in stock. Explain stock levels

Prop Nut
18-3704

About Sierra Marine

OEM Match

18-3704 - Nut, 11-69578 [ More info ]

Add to shopping cart $17.39 $13.58
4 in stock. Explain stock levels

Prop Nut Kit
18-3702

About Sierra Marine

OEM Match

18-3702 - Nut Kit, 11-69578Q1 [ More info ]

Add to shopping cart $11.96 $9.94
10+ in stock. Explain stock levels

PROP NUT KITNote: must be ordered in multiples of 2   11 69578T 1
11 69578T 1

About Mercury Marine

OEM Part

11-69578T 1 - Prop Nut Kit - Priced Individually [ More info ]

Add to shopping cart $11.72
1 in stock. Explain stock levels

#- 26-79831A 1 SEAL KIT (1 required per assembly)
SEAL KIT 26-79831A 1
26-79831A 1

About Mercury Marine

OEM Part

26-79831A 1 - Seal Kit [ More info ]

Add to shopping cart $92.80 $79.46
4 in stock. Explain stock levels

Gear Housing Seal Kit
18-2654

About Sierra Marine

OEM Match

18-2654 - Seal Kit 26-79831A1 [ More info ]

Add to shopping cart $67.99 $51.97
10+ in stock. Explain stock levels

#- 27-85491A87 GASKET SET (1 required per assembly)
GASKET SET        O - Replaced by 27-85491A90
 

This part has been superseded.

27-85491A87 - GASKET SET O [ More info ]
Unavailable
Replaced by 27-85491A90
GASKET SET 27-85491A90
27-85491A90

About Mercury Marine

OEM Part

27-85491A90 - Gasket Set [ More info ]

Add to shopping cart $68.67
Available to order: Usually ships within 8 days. Explain stock levels

Gasket Set
18-4325

About Sierra Marine

OEM Match

18-4325 - Gasket Set 2785491A90 [ More info ]

Add to shopping cart $67.49 $52.38
3 in stock. Explain stock levels