26 89238A2 18 2655 Gearcase Seal Kit for Mercury Mariner 135 220HP Lower Unit

Product Overview

This gearcase seal kit restores the sealing integrity of Mercury Mariner outboard lower units rated from 135 to 220 horsepower. It contains all necessary seals to prevent water intrusion and oil leakage, ensuring reliable performance for marine enthusiasts and mechanics.

Key Features & Performance

• Includes all required seals for a complete lower unit reseal
• OEM-spec rubber compounds resist heat, pressure, and corrosion
• Direct fit for Mercury Mariner 135-220HP lower units
• Contains both static and dynamic seals for comprehensive coverage
• Helps extend gearcase life and prevent costly water damage

Fitment & Compatibility

• Mercury Mariner outboards with 135-220HP lower units
• Replaces OEM part numbers 26-89238A2 and 18-2655
• Compatible with many year models using these part numbers

Common Uses

• Rebuilding lower unit after water intrusion or seal failure
• Preventive maintenance during gearcase overhaul
• Replacing worn seals on high-hour outboards
• Restoring pressure and vacuum integrity in the gearcase

Technical Specifications

• Part Number(s): 26-89238A2, 18-2655
• Product Type: Gearcase Seal Kit
• Application: Outboard lower unit

Frequently Asked Questions

Q: Will this seal kit fit a Mercury 150HP outboard? A: Yes, it fits Mercury and Mariner outboards from 135 to 220HP that use the specified lower unit design.

Q: Are any special tools required for installation? A: Basic marine mechanic tools are needed; a seal driver and bearing puller may be helpful for proper installation.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.