Sold out -17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Adapter #18-9854
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Sierra Sierra Drive Shaft Adapter #18-9854 $39.83 $47.79
Sierra 18-9854 Drive Shafts & PartsDrive Shaft AdapterOEM Interchange:MERCURY MARINE: 91-56775TSierra Drive Shaft Adapter #18-9854Normalized SKU: 189854UPC Code: 808282109622
Sold out -17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Adapter #18-9868
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Sierra Sierra Drive Shaft Adapter #18-9868 $45.29 $54.34
Sierra 18-9868 Drive Shafts & PartsDrive Shaft AdapterOEM Interchange:MERCURY MARINE: 91-61077Sierra Drive Shaft Adapter #18-9868Normalized SKU: 189868UPC Code: 808282109769
Sold out -20% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Assembly #18-1736
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Sierra Sierra Drive Shaft Assembly #18-1736 $359.58 $448.80
Sierra 18-1736 Drive Shafts & PartsDrive Shaft AssemblyOEM Interchange:MERCURY MARINE: 45-43031A1Sierra Drive Shaft Assembly #18-1736Normalized SKU: 181736UPC Code: 808282203016
Sold out -22% sale
Sierra Drive Shaft Assembly #18-1737
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Sierra Sierra Drive Shaft Assembly #18-1737 $305.02 $387.39
Sierra 18-1737 Drive Shafts & PartsDrive Shaft AssemblyOEM Interchange:MERCURY MARINE: 45-440001Sierra Drive Shaft Assembly #18-1737Normalized SKU: 181737UPC Code: 808282203023
-17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Bearing #18-1118
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Sierra Sierra Drive Shaft Bearing #18-1118 $40.49 $48.58
Sierra 18-1118 Bearings & PartsDrive Shaft BearingOEM Interchange:MERCURY MARINE: 31-42677A1Drive Parts: BearingsSierra Drive Shaft Bearing #18-1118Normalized SKU: 181118UPC Code: 030999974259
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Bearing E-Ring #18-2345
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Sierra Sierra Drive Shaft Bearing E-Ring #18-2345 $2.55 $3.00
Sierra 18-2345 Bearings & PartsDrive Shaft Bearing E-Ring #18-2345OEM Interchange:MERCURY MARINE: 53-815949Drive Parts: BearingsSierra Drive Shaft Bearing E-Ring #18-2345Normalized SKU: 182345UPC Code: 808282237356
-17% sale
Sierra Drive Shaft Bearing E-Ring 2-pk #18-2345-9
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Sierra Sierra Drive Shaft Bearing E-Ring 2-pk #18-2345-9 $9.38 $11.19
Sierra 18-2345-9 Bearings & PartsDrive Shaft Bearing E-Ring (Priced Per Pkg of 2)Drive Parts: BearingsSierra Drive Shaft Bearing E-Ring (Priced Per Pkg of 2) #18-2345-9Normalized SKU: 1823459UPC Code: 808282166359
-17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Bearing Tool #18-9865
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Sierra Sierra Drive Shaft Bearing Tool #18-9865 $71.09 $85.30
Sierra 18-9865 Bearings & PartsDrive Shaft Bearing Tool. Replaces Mercury Marine OE # 91-90774. Presses bearing cone onto Alpha One/Generation Two drive shaft housing pinion gear.OEM Interchange:MERCURY MARINE: 91-90774Tools: Drive ToolsSierra Drive Shaft Bearing Tool #18-9865Normalized SKU: 189865UPC Code: 808282109738
-17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Housing Gasket #18-2713
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Sierra Sierra Drive Shaft Housing Gasket #18-2713 $9.69 $11.56
Sierra 18-2713 Engine GasketsDrive Shaft Housing GasketOEM Interchange:MERCURY MARINE: 27-433374Sierra Drive Shaft Housing Gasket #18-2713Normalized SKU: 182713UPC Code: 808282145804
-17% sale
Sierra Drive Shaft Housing Plate Gasket #18-0912
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Sierra Sierra Drive Shaft Housing Plate Gasket #18-0912 $13.49 $16.10
Sierra 18-0912 Engine GasketsDrive Shaft Housing Plate GasketOEM Interchange:MERCURY MARINE: 27-661021Sierra Drive Shaft Housing Plate Gasket #18-0912Normalized SKU: 180912UPC Code: 030999755346
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Housing to Bell Housing Gasket #18-2556
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Sierra Sierra Drive Shaft Housing to Bell Housing Gasket #18-2556 $7.55 $8.88
Sierra 18-2556 BellhousingsSierra Drive Shaft Housing to Bell Housing Gasket #18-2556OEM Interchange:MERCURY MARINE: 27-35996MERCURY MARINE: 27-35996A1Sierra Drive Shaft Housing to Bell Housing Gasket #18-2556Normalized SKU: 182556UPC Code: 030999312440
-17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Housing to Bell Housing Gasket 2-pk #18-2556-9
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Sierra Sierra Drive Shaft Housing to Bell Housing Gasket 2-pk #18-2556-9 $13.78 $16.45
Sierra 18-2556-9 BellhousingsDrive Shaft Housing to Bell Housing Gasket (Priced Per Pkg of 2)Sierra Drive Shaft Housing to Bell Housing Gasket (Priced Per Pkg of 2) #18-2556-9Normalized SKU: 1825569UPC Code: 808282162900
-17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Housing to Exhaust Plate Gasket #18-2503
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Sierra Sierra Drive Shaft Housing to Exhaust Plate Gasket #18-2503 $17.25 $20.59
Sierra 18-2503 Drive Shafts & PartsSierra Drive Shaft Housing to Exhaust Plate Gasket #18-2503OEM Interchange:MERCURY MARINE: 27-99177-1MERCURY MARINE: 27-991772Sierra Drive Shaft Housing to Exhaust Plate Gasket #18-2503Normalized SKU: 182503UPC Code: 030999312006
-17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Housing to Exhaust Plate Gasket #18-2511
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Sierra Sierra Drive Shaft Housing to Exhaust Plate Gasket #18-2511 $15.47 $18.46
Sierra 18-2511 Drive Shafts & PartsSierra Drive Shaft Housing to Exhaust Plate Gasket #18-2511OEM Interchange:MERCURY MARINE: 27-99173-2Sierra Drive Shaft Housing to Exhaust Plate Gasket #18-2511Normalized SKU: 182511UPC Code: 030999312082
-17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Housing to Exhaust Plate Gasket Pkg-2 #18-2503-9
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Sierra Sierra Drive Shaft Housing to Exhaust Plate Gasket Pkg-2 #18-2503-9 $38.07 $45.68
Sierra 18-2503-9 Engine GasketsDrive Shaft Housing to Exhaust Plate Gasket (Priced Per Pkg of 2)Sierra Drive Shaft Housing to Exhaust Plate Gasket (Priced Per Pkg of 2) #18-2503-9Normalized SKU: 1825039UPC Code: 808282162511
-17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Housing to Exhaust Plate Gasket Pkg-2 #18-2511-9
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Sierra Sierra Drive Shaft Housing to Exhaust Plate Gasket Pkg-2 #18-2511-9 $33.15 $39.57
Sierra 18-2511-9 Drive Shafts & PartsDrive Shaft Housing to Exhaust Plate Gasket (Priced Per Pkg of 2)Sierra Drive Shaft Housing to Exhaust Plate Gasket (Priced Per Pkg of 2) #18-2511-9Normalized SKU: 1825119UPC Code: 808282162597
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Nut Set #18-2359
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Sierra Sierra Drive Shaft Nut Set #18-2359 $5.27 $6.20
Sierra 18-2359 Drive Shafts & PartsDrive Shaft Nut SetOEM Interchange:MERCURY MARINE: 11-35921MERCURY MARINE: 12-92721Sierra Drive Shaft Nut Set #18-2359Normalized SKU: 182359UPC Code: 808282124571
-17% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Oil Seal #18-0522
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Sierra Sierra Drive Shaft Oil Seal #18-0522 $11.76 $14.04
Sierra 18-0522 Drive Shafts & PartsDrive Shaft Oil SealOEM Interchange:HONDA: 91254-ZW1-003MERCURY MARINE: 26-43036Sierra Drive Shaft Oil Seal #18-0522Normalized SKU: 180522UPC Code: 030999874344
-20% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Preload Tool #18-9874
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Sierra Sierra Drive Shaft Preload Tool #18-9874 $561.11 $700.34
Sierra 18-9874 Drive Shafts & PartsDrive Shaft Preload ToolOEM Interchange:MERCURY MARINE: 91-14311A2Sierra Drive Shaft Preload Tool #18-9874Normalized SKU: 189874UPC Code: 808282109820
Sold out -20% sale
Sierra Not Qualified for Free Shipping Sierra Drive Shaft Retainer #18-4807
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Sierra Sierra Drive Shaft Retainer #18-4807 $85.70 $106.38
Sierra 18-4807 Drive Shafts & PartsDrive Shaft Retainer #18-4807OEM Interchange:OMC: 439476Sierra Drive Shaft Retainer #18-4807Normalized SKU: 184807UPC Code: 808282201739

Frequently Asked Questions

First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!

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Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.

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