Marine Oil Seal For Mercury Mariner 26-43036 26-43035 Sierra 18-0522 18-0583 2X

Marine Oil Seal for Mercury Mariner

This marine oil seal replaces part numbers 26-43036 and 26-43035 for Mercury Mariner, and 18-0522 and 18-0583 for Sierra, providing a dependable seal for marine drive systems.

Overview

This marine oil seal is a two-piece replacement set for marine applications requiring numbers 26-43036 and 26-43035 for Mercury Mariner. It also matches numbers 18-0522 and 18-0583 for Sierra, making it useful for drive shaft, propeller shaft, and gearcase resealing jobs. Each marine oil seal in the set helps keep gear oil inside and water outside for marine and outboard systems.

Built For Performance

• Two marine oil seals included, matching the 2X listing quantity
• Precision sealing lip designed for rotating shaft applications
• Corrosion-resistant metal casing suited to saltwater and freshwater use
• Cross-references 26-43036 and 26-43035 for Mercury Mariner, plus 18-0522 and 18-0583 for Sierra
• Helps prevent gearcase oil leakage and water intrusion
• Ideal for standard marine service replacements

On-The-Job Use

• for Mercury Mariner outboard lower units and stern drive gearcases
• for replacing worn seals during gearcase oil service
• for marine engine and drive system overhauls
• for use as a direct replacement in marine applications using the listed part numbers

Specs At A Glance

Good To Know

Q: Are these original equipment seals for Mercury Mariner? A: No, these are aftermarket replacements for Mercury Mariner and for Sierra part number applications.

Q: What does 2X mean? A: This listing includes two marine oil seals. Verify the exact part number needed before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.