Yamaha - Lower Unit Assembly LF115 - Complete Drive System - 68W-45300-33-8D

Overview

When a lower unit starts acting up on an LF115, you’ll feel it right away—rough shifting, noise, or just not running as smooth as it should. The 68W-45300-33-8D is built to bring everything back to that solid, dependable Yamaha feel. It’s a complete assembly that installs clean and restores proper power transfer without guesswork. Once it’s on, you’re back to running confidently instead of worrying about what’s going on below the waterline.

Key Features

• Complete Lower Unit Assembly – Includes internal components for full drive and propulsion performance.
• Genuine Yamaha OEM Build – Designed to match factory specifications for fit and reliability.
• LF115 Specific Fitment – Engineered for proper alignment and performance on LF115 models.
• Corrosion Resistant Construction – Built to handle harsh marine environments and extended use.
• Superseded Component – 68W-45300-33-8D has been replaced by 68W-45300-34-8D.

Engine & Boat Compatibility

LF115 – All Years

FAQ

Q: What are signs the lower unit needs replacing?
A: Grinding noise, shifting issues, water in gear oil, or loss of propulsion are common signs.

Q: Is this a complete assembly or do I need additional parts?
A: This is a complete unit, but you should confirm if your setup requires additional hardware.

Q: Can I install this myself?
A: It’s possible with experience, but proper alignment and setup are important.

Q: Has this part been updated or replaced?
A: Yes, it has been superseded by 68W-45300-34-8D.

Q: How does it perform in saltwater conditions?
A: It’s built for marine use, but regular maintenance helps extend its lifespan.

Yamaha LF115 Outboard Lower Unit Assemblies