Yamaha Lower Unit Seal Kit 93101-17054 90430-08003 8HP 9.9HP 4-Strokes Outboard

Lower Unit Seal Kit for Yamaha

This lower unit seal kit for Yamaha is a replacement seal kit used to reseal the lower unit on select 8HP and 9.9HP 4-stroke outboards, referencing OEM cross-reference numbers 93101-17054 and 90430-08003. The lower unit seal kit includes the sealing parts needed to restore the lower unit during service.

Overview

This lower unit seal kit for Yamaha is made for the 8HP and 9.9HP 4-stroke outboard lower unit, with reference to OEM numbers 93101-17054 and 90430-08003. It is intended for replacing worn seals and gaskets in the lower unit during routine maintenance. Using this lower unit seal kit helps keep the lower unit properly sealed.

Built For Performance

• References OEM numbers 93101-17054 and 90430-08003
• Designed for Yamaha 8HP and 9.9HP 4-stroke outboards
• Includes sealing components for lower unit service
• Helps prevent water ingress and gear oil loss
• Supports proper lower unit sealing during reassembly

Fits These Machines

• for Yamaha 8HP 4-stroke outboards
• for Yamaha 9.9HP 4-stroke outboards

On-The-Job Use

• Resealing the lower unit during outboard repair
• Replacing old seals after lower unit disassembly
• Maintaining seal integrity during scheduled service

Specs At A Glance

Good To Know

Q: What does this lower unit seal kit do? A: It replaces the worn seal components in the lower unit to help prevent leaks and protect the gearcase. Always verify the OEM numbers before ordering.

Q: Will this lower unit seal kit fit a Yamaha 4-stroke outboard? A: It is designed for Yamaha 8HP and 9.9HP 4-stroke outboards, but confirming your serial number is recommended. Confirm the lower unit is disassembled for seal replacement.

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