15 / 25 / 30 Evinrude E-TEC
Gearcase Seal Kit 5007987

 

Available on Amazon:

Available on eBay:

Please note; OEM Kits use the newest available design.
Aftermarket kits usually contain the original type of seals, which will match the tool instructions printed in the factory service manual.
Usually, OEM kits will come with install notes to the changed seals.