Sierra U-Joint - SIE-18-2174

Sierra 18-2174 Heavy Duty U-Joint Cross and Bearing

Features:

Includes both straight and 90° grease fitting

Heavy Duty

Fits:

Alpha I Units s/n B418819 & Above, also fits Alpha I SS & Bravo

Interchangeable with:

GLM

28030

Mallory

9-72405

MerCruiser Stern Drive

36312

41431

58749

75832

758321

75832A1

75832A2

75832A3

75832B

75832B1

75832B2

75832B3

75832T

75832T1

OMC Stern Drive

3850812

915717

Volvo Penta

3850812

Frequently Asked Questions

• What is the Sierra 18-2174 Heavy Duty U-Joint Cross and Bearing used for? The Sierra 18-2174 Heavy Duty U-Joint Cross and Bearing is a heavy-duty replacement component for specified marine stern drive applications. It includes both straight and 90° grease fittings and is designed for Alpha I units with serial number B418819 and above, as well as Alpha I SS and Bravo units.
• Which stern drives does the Sierra 18-2174 U-Joint Cross and Bearing fit? The Sierra 18-2174 fits Alpha I units with serial number B418819 and above. The product description also specifies that it fits Alpha I SS and Bravo units. Verify your stern drive type and serial number before ordering to confirm compatibility.
• Does the Sierra 18-2174 include grease fittings? Yes. The Sierra 18-2174 Heavy Duty U-Joint Cross and Bearing includes both a straight grease fitting and a 90° grease fitting. These two grease fitting configurations are listed as features of the product.
• Is the Sierra 18-2174 a heavy-duty U-joint cross and bearing? Yes. The Sierra 18-2174 is identified as a Heavy Duty U-Joint Cross and Bearing. The heavy-duty construction is specifically listed as a product feature in the supplied description.
• What parts does the Sierra 18-2174 replace or interchange with? The Sierra 18-2174 is interchangeable with GLM 28030 and Mallory 9-72405. Listed MerCruiser Stern Drive numbers include 36312, 41431, 58749, 75832, 758321, 75832A1, 75832A2, 75832A3, 75832B, 75832B1, 75832B2, 75832B3, 75832T, and 75832T1.
• Does the Sierra 18-2174 interchange with OMC or Volvo Penta parts? Yes. The supplied product description lists OMC Stern Drive numbers 3850812 and 915717 as interchangeable with the Sierra 18-2174. It also lists Volvo Penta part number 3850812. Verify the existing part number and stern drive application before selecting this replacement.