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Sierra 18-1165 Tapered Roller Bearing for MerCruiser Stern Drives

Manufacturer

Sierra

Picture for manufacturer Sierra

Part Number

18-1165
12 reviews
03/13/2036 3:06 PM
Sale Price

$39.41

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Sierra 18-1165 is a premium-quality tapered roller bearing designed for MerCruiser stern drive applications. This precision-engineered bearing serves as the upper drive shaft housing bearing, ensuring smooth operation and reliable performance in demanding marine environments.

Key Features:

  • Tapered roller bearing design for superior load distribution
  • Engineered to meet or exceed OEM specifications
  • Premium materials for extended service life in harsh marine conditions
  • Direct replacement for Mercury Marine OEM part 31-61100A1
  • Outside diameter: 1-15/16 inches

Fits MerCruiser Models:

  • MC-I stern drives
  • R and MR stern drives
  • Alpha One stern drives
  • Alpha One Gen II (serial number 0F679999 and below)
  • SS stern drives

Sierra products are manufactured to withstand the rigorous demands of marine applications, providing dependable performance season after season. This bearing is a critical component for proper stern drive operation and should be replaced during routine maintenance or rebuild procedures.

OEM Cross-Reference: Mercury Marine 31-61100A1, OMC 983891, GLM 21510, Mallory 9-75117

Petty good

check out with amazon was great

very quick and easy

Great prices, wish you had more in stock though... free shipping over 300.00 would be nice too...

Easy to use, looking forward to seeing what the shipping exp is going to be like

All good so far. Could be a little clearer about if the order will include needed any additionally needed hardware for install.

so far so good

Great Price, shipped 2 days later though.

Great Prices

Stuff I was looking for was easy to find and checkout was easy. All parts were for the vehicle i selected and fit perfectly.

Autoplicity is a fast & courteous place to do business.

I am impressed with they mail order service. Recommended.

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