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Yamaha 175 to 350HP Hydraulic Steering Kit

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Hydraulic Steering Kit for Single Yamaha Outboard from 175 to 350HP The Glydus K350 Hydraulic Steering Kit is designed to provide smooth, reliable and precise s…
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$1,548.36

Yamaha 175 to 350HP Hydraulic Steering Kit

$1,548.36
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Yamaha 175 to 350HP Hydraulic Steering Kit

$1,548.36

Hydraulic Steering Kit for Single Yamaha Outboard from 175 to 350HP

The Glydus K350 Hydraulic Steering Kit is designed to provide smooth, reliable and precise steering performance for single Yamaha outboards from 175HP to 350HP. Built for larger outboard-powered boats, this premium hydraulic steering system reduces steering effort while improving handling, comfort and overall control on the water.

Manufactured by Glydus, a specialist in marine hydraulic steering systems, the K350 is engineered for recreational and commercial vessels requiring dependable performance in demanding marine environments. Whether you're upgrading from mechanical steering or fitting a new hydraulic system, the Glydus K350 delivers responsive steering, reliable operation and straightforward installation.

Glydus marine hydraulic steering systems brand logo

Kit Contents

  • 25cc Mid Mount Hydraulic Helm Pump
  • Hydraulic Steering Cylinder for single outboards up to 350HP
  • 2 x 7.5 metre hydraulic hoses with crimped hose connectors
  • 2 Litres Hydraulic Steering Fluid
  • Spacer Kit SP1 included

Standard Wheel Turns: Approximately 5.3 turns lock-to-lock.

Key Features

  • Designed for single Yamaha outboards from 175HP to 350HP
  • Smooth, light and responsive hydraulic steering
  • Reduces steering effort compared to conventional cable steering
  • Improves handling, control and operator comfort
  • Marine-grade hydraulic steering components
  • Complete hydraulic steering kit for straightforward installation
  • Suitable for recreational and commercial marine applications

SeaStar Cross Reference

Replaces SeaStar Hydraulic Steering Kits:

  • HK6400-4
  • HK7500-4
  • HK7500A-3

Hydraulic Cylinder Cross References:

  • OC350 replaces SeaStar HC5354 and HC6345
  • OC350I replaces SeaStar HC5348 and HC5358

Yamaha Compatibility Guide

Please refer to the Glydus compatibility guide below to confirm the correct steering cylinder for your Yamaha outboard before ordering.

Glydus K350 hydraulic steering compatibility guide for Yamaha outboards showing compatible steering cylinder applications

* Spacer Kit SP1 is included with all Glydus hydraulic steering kits. Please refer to the compatibility guide above for applicable Yamaha models.

Why Choose Glydus Hydraulic Steering?

Hydraulic steering offers smoother operation, lighter steering effort and more precise boat control than traditional mechanical cable steering systems. The Glydus K350 is engineered to deliver reliable steering performance in demanding marine conditions while helping reduce operator fatigue and improving overall vessel handling.

Please Note

Always confirm your Yamaha outboard model, horsepower and production year using the compatibility guide above before ordering. This listing is intended for single Yamaha outboard applications from 175HP to 350HP.

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