(920) 662-7605

Used Outboard Parts & Fresh Water Sterndrive Parts

18-7409-9 911871 Sierra Replacement O-Ring (5) for OMC Cobra Sterndrives
18-7409-9 911871 Sierra Replacement O-Ring (5) for OMC Cobra Sterndrives18-7409-9 911871 Sierra Replacement O-Ring (5) for OMC Cobra Sterndrives18-7409-9 911871 Sierra Replacement O-Ring (5) for OMC Cobra Sterndrives18-7409-9 911871 Sierra Replacement O-Ring (5) for OMC Cobra Sterndrives

18-7409-9 911871 Sierra Replacement O-Ring (5) for OMC Cobra Sterndrives

$13.95
Part number 18-7409-9.
Replaces OEM OMC 911871

Sierra O-Ring, Pack of 5

This o-ring is for some OMC Sterndrives.

Dimensions (inches): 1.175 I.D, .100 Width

Please check the part numbers for your fitment needs. If you are unsure whether this part fits your model, please contact us with your serial number and we can help determine if it is right for your engine. 

Thank you for shopping at Green Bay Prop!!

Green Bay Prop offers the most used Stern Drive & Outboard parts in Wisconsin!
cat-d34

Brands & Clients

  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand
  • brand