Logo

Parts for MerCruiser R / MR / Alpha One (Transom Assembly) 1983-1990 Driveshaft Housing & Driveshaft

#2 42724A 3 COVER, ASSEMBLY, WATER POCKET COVER (1 required per assembly)
COVER ASSY 42724A 3
42724A 3

About Mercury Marine

OEM Part

42724A 3 - Cover Assembly [ More info ]

Add to shopping cart $35.75
6 in stock. Explain stock levels

Water Tube
18-3219

About Sierra Marine

OEM Match

18-3219 - Tube, 42724A3 [ More info ]

Add to shopping cart $38.99 $29.27
10+ in stock. Explain stock levels

#3 26-36557 SEAL, RUBBER - WATER POCKET COVER (1 required per assembly) (Component of Gear Repair Kits No. 1-5)
SEAL Note: must be ordered in multiples of 5 26-36557
26-36557

About Mercury Marine

OEM Part

26-36557 - Seal - Priced Individually [ More info ]

Add to shopping cart $3.10
10+ in stock. Explain stock levels

Gasket, Rubber Seal
18-0521

About Sierra Marine

OEM Match

18-0521 - Gasket, 26-36557 [ More info ]

Add to shopping cart $3.49 $2.19
5 in stock. Explain stock levels

#4 27-55810 1 GASKET, WATER POCKET COVER (1 required per assembly) (Component of Gear Repair Kits No. 1-5)
GASKET 27-55810  1
27-55810  1

About Mercury Marine

OEM Part

27-55810 1 - Gasket [ More info ]

Add to shopping cart $2.20
10+ in stock. Explain stock levels

Gasket
18-0894

About Sierra Marine

OEM Match

18-0894-9 - Gasket 27-55810 2-Pack [ More info ]

Add to shopping cart $5.98 $3.59
1 in stock. Explain stock levels

#5 10-28668 SCREW, (.250-20 x .875) Stainless Steel, WATER POCKET COVER TO DRIVE SHAFT HOUSING (4 required per assembly)
SCREW (.250-20 x .875) 10-28668
10-28668

About Mercury Marine

OEM Part

10-28668 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.20
10+ in stock. Explain stock levels

Screw,Wtr Pckt/Mr Alpha
18-3229

About Sierra Marine

OEM Match

18-3229-9 - Screw, 10-28668, 5PK [ More info ]

Add to shopping cart $9.95 $4.54
Available to order: Usually ships within 8 days. Explain stock levels

#6 32-54236 TUBE, WATER POCKET COVER (1 required per assembly)
TUBE 32-54236
32-54236

About Mercury Marine

OEM Part

32-54236 - Tubing [ More info ]

Add to shopping cart $12.60
10+ in stock. Explain stock levels

Water Tube
18-3220

About Sierra Marine

OEM Match

18-3220 - Water Tube [ More info ]

Add to shopping cart $10.99 $8.99
3 in stock. Explain stock levels

#7 37-13682A90 DECAL SET (BLACK) (1 required per assembly)
DECAL SET 37-13682A90
 

About Mercury Marine

OEM Part

37-13682A90 - Decal Set [ More info ]

Add to shopping cart $146.41
3 in stock. Explain stock levels

#7 37-17906A88 DECAL SET (OYSTER) (1 required per assembly)
DECAL SET         O NLA
 

About Mercury Marine

OEM Part

DECAL SET O NLA [ More info ]
Unavailable
#8 37-43699 DECAL, DRIVE SHAFT HOUSING (3.8LITRE) (1 required per assembly)
DECAL             O NLA
 

About Mercury Marine

OEM Part

DECAL O NLA [ More info ]
Unavailable
#9 37-13722A10 DECAL SET (350/454 MAGNUM) (1 required per assembly)
DECAL SET         O NLA
 

About Mercury Marine

OEM Part

DECAL SET O NLA [ More info ]
Unavailable
#9 37-13722A11 DECAL SET, Engine Model (120/2.5L/140/3.0L/165/170/180/190) (1 required per assembly)
DECAL SET Engine Model 37-13722A11
 

About Mercury Marine

OEM Part

37-13722A11 - Decal Set [ More info ]

Add to shopping cart $62.75
Available to order: Usually ships within 8 days. Explain stock levels

#9 37-13722A12 DECAL SET (175/185/205/200/230/260) (1 required per assembly)
DECAL SET,NLA 37-13722A12
 

About Mercury Marine

OEM Part

37-13722A12 - Decal Set, NLA [ More info ]

Add to shopping cart $18.00
7 in stock. Explain stock levels

#9 37-16416A87 DECAL (320/320 EFI) (1 required per assembly)
DECAL             O NLA
 

About Mercury Marine

OEM Part

DECAL O NLA [ More info ]
Unavailable
#9 37-13722A13 DECAL SET, Engine Model (3.7L/3.7L-LX/4.3L/4.3L-LX/5.0L/5.0L-LX/5.7L) (1 required per assembly)
DECAL SET Engine Model 37-13722A13
 

About Mercury Marine

OEM Part

37-13722A13 - Decal Set [ More info ]

Add to shopping cart $57.25
2 in stock. Explain stock levels

#10 26-96503 1 SEAL, Oil, DRIVE SHAFT HOUSING - LOWER (1 required per assembly) (Component of Gear Repair Kits No. 1-5)
SEAL Oil 26-96503  1
26-96503  1

About Mercury Marine

OEM Part

26-96503 1 - Seal - Priced Individually [ More info ]

Add to shopping cart $16.10 $13.78
1 in stock. Explain stock levels

Oil Seal
18-2056

About Sierra Marine

OEM Match

18-2056 - Seal, 26-96503 1 [ More info ]

Add to shopping cart $11.49 $8.73
10+ in stock. Explain stock levels

#11 26-32511 SEAL, Oil, GEAR CHAMBER - DRIVE SHAFT HOUSING (1 required per assembly) (Component of Gear Repair Kits No. 1-5)
SEAL Oil 26-32511
26-32511

About Mercury Marine

OEM Part

26-32511 - Seal - Priced Individually [ More info ]

Add to shopping cart $20.40 $17.47
8 in stock. Explain stock levels

Oil Seal
18-2049

About Sierra Marine

OEM Match

18-2049 - Seal, 26-32511 [ More info ]

Add to shopping cart $15.49 $12.30
10+ in stock. Explain stock levels

#12 15-36178A 1 SHIM SET, BEARING CUP (AR required per assembly) (Component of Gear Repair Kits No. 1-5)
1536178A02 15-36178A 1
 

About Mercury Marine

OEM Part

15-36178A 1 - Shim Set [ More info ]

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

SHIM SET 15-36178A02
 

About Mercury Marine

OEM Part

15-36178A02 - Shim Set [ More info ]

Add to shopping cart $11.40
1 in stock. Explain stock levels

Shim Kit
18-2293

About Sierra Marine

OEM Match

18-2293 - Shim Kit, 15-36178A1 [ More info ]

Add to shopping cart $11.90 $9.67
5 in stock. Explain stock levels

#13 45-55796 DRIVESHAFT, UPPER (1 required per assembly)
DRIVESHAFT 45-55796
45-55796

About Mercury Marine

OEM Part

45-55796 - Drive Shaft [ More info ]

Add to shopping cart $119.50
6 in stock. Explain stock levels

Drive Shaft
18-2179

About Sierra Marine

OEM Match

18-2179 - Shaft, 45-55796 [ More info ]

Add to shopping cart $144.60 $112.62
1 in stock. Explain stock levels

#14 25-55801 O-RING, UPPER DRIVE SHAFT (1 required per assembly) (Component of Gear Repair Kits No. 1-5)
O-RING 25-55801
25-55801

About Mercury Marine

OEM Part

25-55801 - O-Ring - Priced Individually [ More info ]

Add to shopping cart $1.30
10+ in stock. Explain stock levels

O-Ring
18-7445

About Sierra Marine

OEM Match

18-7445-9 - O-Ring (PK2) 25-55801 [ More info ]

Add to shopping cart $4.98 $2.10
1 in stock. Explain stock levels

#15 94998A 4 COVER ASSEMBLY, TOP (BLACK) (1 required per assembly)
COVER ASSEMBLY 94998A 4
94998A 4

About Mercury Marine

OEM Part

94998A 4 - Cover Assembly - Top [ More info ]

Add to shopping cart $134.67 $109.08
2 in stock. Explain stock levels

Cap Upper Drive Unit
18-2381

About Sierra Marine

OEM Match

18-2381 - Cover, 94998A2 [ More info ]

Add to shopping cart $144.41 $109.74
2 in stock. Explain stock levels

#16 31-61100A 1 BEARING ASSEMBLY, DRIVE SHAFT (1 required per assembly) (CUP Dimension 1.939) (Component of Gear Repair Kits No. 1-5)
BEARING ASSEMBLY 31-61100A 1
31-61100A 1

About Mercury Marine

OEM Part

31-61100A 1 - Bearing Set [ More info ]

Add to shopping cart $66.75
9 in stock. Explain stock levels

Tapered Roller Bearing
18-1165

About Sierra Marine

OEM Match

18-1165 - Bearing, 31-61100A1 [ More info ]

Add to shopping cart $35.06 $28.26
9 in stock. Explain stock levels

#16 31-32575T 1 BEARING ASSEMBLY, DRIVE SHAFT (1 required per assembly) (CUP Dimension 1.78)
BEARING ASSEMBLY 31-32575T 1
31-32575T 1

About Mercury Marine

OEM Part

31-32575T 1 - Bearing Assembly [ More info ]

Add to shopping cart $29.90
3 in stock. Explain stock levels

Bearing, Upper Drive Cap
18-1179

About Sierra Marine

OEM Match

18-1179 - Bearing, 31-32575T1 [ More info ]

Add to shopping cart $11.64 $9.12
6 in stock. Explain stock levels

#17 15-45691A 1 SHIM, BEARING CUP TO TOP COVER (AR required per assembly) (Component of Gear Repair Kits No. 1-5)
SHIM SET 15-45691A 1
 

About Mercury Marine

OEM Part

15-45691A 1 - Shim Set [ More info ]

Add to shopping cart $10.00 $6.75
10+ in stock. Explain stock levels

Shims
18-2283

About Sierra Marine

OEM Match

18-2283 - Shim 15-45691A1 [ More info ]

Add to shopping cart $11.23 $8.95
3 in stock. Explain stock levels

#18 25-32546 O-RING, TOP COVER SEALING (1 required per assembly) (Component of Gear Repair Kits No. 1-5)
O-RING 25-32546
25-32546

About Mercury Marine

OEM Part

25-32546 - O-Ring - Priced Individually [ More info ]

Add to shopping cart $2.80
Available to order: Usually ships within 8 days. Explain stock levels

O-Ring
18-7161

About Sierra Marine

OEM Match

18-7161-9 - (PK5) O-Ring 25-32546 [ More info ]

Add to shopping cart $14.95 $9.12
1 in stock. Explain stock levels

#19 10-98794 SCREW, (.375-16 x 1.00), TOP COVER (4 required per assembly)
SCREW (.375-16 x 1.00) 10-98794
10-98794

About Mercury Marine

OEM Part

10-98794 - Screw [ More info ]

Add to shopping cart $3.20
8 in stock. Explain stock levels

Screw, Upper Drive Cap
18-3231

About Sierra Marine

OEM Match

18-3231 - Bolt, 10-98794 [ More info ]

Add to shopping cart $2.99 $2.41
5 in stock. Explain stock levels

#- 26-32511A 1 SEAL KIT (1 required per assembly)
SEAL KIT 26-32511A 1
26-32511A 1

About Mercury Marine

OEM Part

26-32511A 1 - Seal Kit [ More info ]

Add to shopping cart $64.60 $55.32
2 in stock. Explain stock levels

Upper Gear Housing Seal Kit
18-2648

About Sierra Marine

OEM Match

18-2648 - Seal Kit, 26-32511A1 [ More info ]

Add to shopping cart $41.99 $16.90
10+ in stock. Explain stock levels

#- 43-803101T 1 REPAIR KIT, Gear - Upper Driveshaft (1 required per assembly) (1.98 Ratio)(20/24 Gear)
REPAIR KIT Gear - Upper 43-803101T 1
43-803101T 1

About Mercury Marine

OEM Part

43-803101T 1 - Gear Repair Kit [ More info ]

Add to shopping cart $696.50
Available to order: Usually ships within 8 days. Explain stock levels

Upper Gear Set
18-2259

About Sierra Marine

OEM Match

18-2259 - Gear Set [ More info ]

Add to shopping cart $794.04 $628.25
3 in stock. Explain stock levels

#- 43-803112T 1 REPAIR KIT, Gear - Upper Driveshaft (1 required per assembly) (1.65 Ratio)(24/24 Gear)
REPAIR KIT Gear - Upper 43-803112T 1
43-803112T 1

About Mercury Marine

OEM Part

43-803112T 1 - Gear Repair Kit [ More info ]

Add to shopping cart $508.86
Available to order: Usually ships within 8 days. Explain stock levels

Upper Gear Set
18-2257

About Sierra Marine

OEM Match

18-2257 - Gears & Bearings Repair Kit [ More info ]

Add to shopping cart $613.86
1 in stock. Explain stock levels

#- 43-803114T 1 REPAIR KIT, Gear - Upper Driveshaft (1 required per assembly) (1.84 Ratio)(17/19 Gear)
REPAIR KIT Gear - Upper 43-803114T 1
43-803114T 1

About Mercury Marine

OEM Part

43-803114T 1 - Gear Repair Kit [ More info ]

Add to shopping cart $589.08
1 in stock. Explain stock levels

Upper Gear Set
18-2258

About Sierra Marine

OEM Match

18-2258 - Gear Set [ More info ]

Add to shopping cart $580.61 $575.68
1 in stock. Explain stock levels

#- 43-803115T 1 REPAIR KIT, Gear - Upper Driveshaft (1 required per assembly) (1.32 Ratio)(16/20 Gear)
REPAIR KIT Gear - Upper 43-803115T 1
43-803115T 1

About Mercury Marine

OEM Part

43-803115T 1 - Gear Repair Kit [ More info ]

Add to shopping cart $730.58
Available to order: Usually ships within 8 days. Explain stock levels

GEAR SET   438M0080756
 

About Mercury Marine

OEM Part

438M0080756 - Gear Set [ More info ]

Add to shopping cart $632.22
Available to order: Usually ships within 8 days. Explain stock levels

#- 43-803116T 1 REPAIR KIT, Gear - Upper Driveshaft (1 required per assembly) (1.50 Ratio)(20/22 Gear)
REPAIR KIT Gear - Upper 43-803116T 1
43-803116T 1

About Mercury Marine

OEM Part

43-803116T 1 - Gear Repair Kit [ More info ]

Add to shopping cart $682.50
Available to order: Usually ships within 8 days. Explain stock levels

Upper Gear Set
18-2256

About Sierra Marine

OEM Match

18-2256 - Upper Gear Set [ More info ]

Add to shopping cart $708.03 $557.88
In stock Explain stock levels