HOLIDAY ALERT

We will be closing at 12 PM EST on Friday, April 18th, in observance of Good Friday and Easter.
Any orders placed after this time will be processed on Monday, April 21st.
Have a happy Easter weekend!

Weather Closure Alert

Due to severe weather, our White House, Tennesee location will be closed Wednesday the 19th.

All shipments from this location will resume on Thursday the 20th. Thank you for your patience!

WE WANT TO HEAR FROM YOU!

We strive to make improvements that make it easier to serve your boating needs.
We’d like to know more about you and how we can do the best job possible for you.
Please take the time to complete this brief 3-5 minute survey to help us serve you better.

FREE Ground Shipping on Orders over $100!  Exceptions apply - see details.

Toggle Nav
  • Sign In
  • Create an Account
My Cart
Search
Advanced Search
Menu
Account
Settings

Mercruiser Upper Pinion Bearing | Sierra 18-1142

Special Price $40.54 Regular Price $59.69
SKU
SIERRA-18-1142
Brand: Sierra

Show or Hide Price

Qty In Stock: 0 ⓘ
Add to Wish List

Upper Pinion Bearing

main product photo
Substitute Products
  1. Bearing | Quicksilver 31-32573A1 Quicksilver | QS-31-32573A1
    Brand :Quicksilver
    Qty In Stock: 0
  2. Tapered Roller Bearing | EMP 31-01268 EMP | EMP-31-01268
    Brand :EMP
    Qty In Stock: 0
  • Mercruiser Upper Pinion Bearing
  • Replaces Mercury 31-32573A1
Specifications
More Information B2C
Manufacturer Part No. 18-1142
Brand Sierra
Shipping/Dimensional Weight 0.970000
Actual Weight 0.97
Availability Out of Stock
Application Mercruiser
Ships free when order qualifies Yes
Hazmat Fee No
Product Attachments

File(s)

Trustpilot

Sorry, is not an active item in our system. However, we may still be able to help you. Please email us at rajeshk@klizer.com or call us at (866)388-0390 for assistance. Please make sure to have the item number handy when you contact us.

© 2026 Marine Parts Source. All Rights Reserved.