---
product_id: 181586892
title: "Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon"
brand: "seastar"
price: "VT391356"
currency: VUV
in_stock: true
reviews_count: 5
url: https://www.desertcart.vu/products/181586892-dometic-seastar-hydraulic-steering-fluid-ha5440h-1-gallon
store_origin: VU
region: Vanuatu
---

# 1 Gallon Size Proprietary Additives Corrosion Inhibitors Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon

**Brand:** seastar
**Price:** VT391356
**Availability:** ✅ In Stock

## Summary

> Steer with Confidence! 🚤

## Quick Answers

- **What is this?** Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon by seastar
- **How much does it cost?** VT391356 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/181586892-dometic-seastar-hydraulic-steering-fluid-ha5440h-1-gallon)

## Best For

- seastar enthusiasts

## Why This Product

- Trusted seastar brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Expert Support:** Access to SeaStar Solutions Technical Support for any inquiries.
- • **Easy Maintenance:** Compatible with hydraulic filler kit for a clean and efficient bleed process.
- • **Enhanced Protection:** Includes anti-foaming, anti-rusting, and wear additives for long-lasting durability.
- • **Unmatched Performance:** Engineered with a proprietary additive package for optimal safety and performance.
- • **Validated Compatibility:** The ONLY fluid validated for SeaStar Solutions Hydraulic Steering Systems.

## Overview

Dometic SeaStar Hydraulic Steering Fluid (HA5440H) is a specially formulated 1-gallon fluid designed to ensure the highest performance and safety for SeaStar Solutions Hydraulic Steering Systems. With a unique blend of anti-foaming, anti-rusting, and corrosion inhibitors, this fluid guarantees optimal steering control and longevity. Ideal for professionals seeking reliability and efficiency in their hydraulic systems.

## Description

Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon

## Features

- SeaStar Hydraulic Steering Fluid is engineered with a proprietary additive package which contains anti-foaming and anti-rusting agents, anti-oxidants, viscosity stabilizers, corrosion inhibitors, wear additives and a water emulsification additive
- SeaStar Hydraulic Steering Fluid is the ONLY steering fluid which is Validated and Performance Matched to ensure the optimum performance and safety of SeaStar Solutions Hydraulic Steering Systems
- NOTE: There is no difference in the formulation of HA5440 and HA5440H. This is a part number change ONLY and does not affect anything else
- SeaStar Solutions offers a hydraulic filler kit (part # HA5458) which allows for a clean bleed of a hydraulic steering system when used properly
- Due to recent upgrades in SeaStar Solutions' Steering System components, SeaStar Solutions recommends using ONLY SeaStar Steering Fluid in their hydraulic steering systems
- Please contact SeaStar Solutions Technical Support at 604-248-3858 with any questions

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Size | 3.79L /1 G |
| Style | Gallon |
| Team | none |
| Height | 6 inches |
| Item display length | 6 inches |
| Weight | 45.9 Kilograms |
| Item display width | 6 inches |
| Number of items | 1 |
| Included components | SeaStar HA5440H Hydraulic Steering Fluid - Gallon |
| Batteries included? | No |
| Brand | SeaStar |
| Manufacturer | SEASTAR SOLUTIONS |
| Item model number | HA5440H |
| ASIN | B000FQ7NOK |

## Product Details

- **Brand:** SeaStar
- **Item Weight:** 3.6 Pounds
- **Liquid Volume:** 1 Gallons
- **Package Information:** Bottle
- **Recommended Uses For Product:** Hydraulic Oil

## Images

![Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon - Image 1](https://m.media-amazon.com/images/I/71Pjmas15vL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Good quality and value
  

*by J***R on Reviewed in the United States on 21 February 2024*

Works perfectly with my steering system

### ⭐⭐⭐⭐⭐ 







  
    Quantité correct pour le prix par rapport au concessionnaire!
  
  

*by S***. on Reviewed in Canada on 30 December 2023*

Pas encore utilisé pour le moment le ponton est en storage!!!

### ⭐⭐⭐⭐⭐ 







  
  
    Great product
  

*by M***G on Reviewed in the United States on 15 October 2022*

My steering is like new.

## Frequently Bought Together

- Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon
- HC5345 Seal Kit For SeaStar Hydraulic Steering Cylinder Seal Kit with Pin Wrench HS5157 compatible with HC5340, HC5341, HC5342, HC5343, HC5344, HC5345,HC6750, HC6751
- Marine Tech Tools Bleed Tube, Seastar Hydraulic Steering Bleed Kit, Fits Seastar Hydraulic Cylinders, Seastar Hydraulic Steering Fluid Bleeder Kit, Marine Tool Kit for Boats

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**Shop now:** [https://www.desertcart.vu/products/181586892-dometic-seastar-hydraulic-steering-fluid-ha5440h-1-gallon](https://www.desertcart.vu/products/181586892-dometic-seastar-hydraulic-steering-fluid-ha5440h-1-gallon)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-03-01*