Evinrude Johnson OMC Gearcase Seal Kit 5000411

Replaces OEM 0777521.

5006373 Gearcase Seal Kit

For: E-Tec 75/90/115/150/175/200/225/250 HP

18-8384 is equivalent to 5006373 (neither of these are equivalent to the 18-2623)

The Sierra part 18-8384 and the OEM part 5006373 are used to replace all earlier part numbers including the 18-2623, while the 18-2623 and 439141 are limited models that call for this specific number or an earlier number that supersedes up to 439141.

18-2623 is an equivalent to an earlier OEM number 439141 (this number is no longer available from the OEM, now 439141 supersedes to 5006373)