---
product_id: 439480481
title: "Solutions HA5440H, HA5440 Hydraulic Steering Fluid, Gallon"
brand: "seastar"
price: "1831 Lei"
currency: RON
in_stock: true
reviews_count: 5
category: "Sea Star"
url: https://www.desertcart.ro/products/439480481-solutions-ha5440h-ha5440-hydraulic-steering-fluid-gallon
store_origin: RO
region: Romania
---

# Water emulsification additive for stable viscosity Proprietary additive package for peak performance Anti-corrosion & anti-rust agents for system longevity Solutions HA5440H, HA5440 Hydraulic Steering Fluid, Gallon

**Brand:** seastar
**Price:** 1831 Lei
**Availability:** ✅ In Stock

## Summary

> 🛥️ Steer with confidence—only the best fluid fuels your SeaStar system!

## Quick Answers

- **What is this?** Solutions HA5440H, HA5440 Hydraulic Steering Fluid, Gallon by seastar
- **How much does it cost?** 1831 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/439480481-solutions-ha5440h-ha5440-hydraulic-steering-fluid-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

- • **Made in the USA:** Premium quality you can trust, supporting local manufacturing
- • **Consistent Performance:** Viscosity stabilizers ensure smooth steering in all conditions
- • **Clean & Easy Maintenance:** Compatible with SeaStar’s hydraulic filler kit for effortless system bleeding
- • **Engineered for Precision:** Validated & performance matched exclusively for SeaStar hydraulic steering systems
- • **Ultimate System Protection:** Advanced anti-foaming, anti-rust, and wear additives keep your steering flawless

## Overview

SeaStar Solutions HA5440H Hydraulic Steering Fluid is a premium, USA-made fluid engineered with a proprietary additive package that includes anti-foaming, anti-rust, corrosion inhibitors, and viscosity stabilizers. It is uniquely validated and performance matched for SeaStar hydraulic steering systems, ensuring optimal safety, longevity, and smooth steering performance. Compatible with SeaStar’s hydraulic filler kit, this 1-gallon jug is the trusted choice for professional-grade marine steering maintenance.

## Description

HA5440 Size: 1 Gallon Features: -Made in the USA-1 Quart-1 Gallon

Review: Best and cheapest way to buy this is the 4 liter size. - everything was as expected.
Review: Good quality and value - Works perfectly with my steering system

## 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000FQ7NOK |
| Brand | SeaStar |
| Brand Name | SeaStar |
| Container Type | Jug |
| Customer Reviews | 4.7 out of 5 stars 137 Reviews |
| Global Trade Identification Number | 00731957801098 |
| Item Form | Oil |
| Item Weight | 3.6 Pounds |
| Item form | Oil |
| Item weight | 3.6 Pounds |
| Liquid Volume | 1 Gallons |
| Liquid volume | 1 Gallons |
| Manufacturer | SEASTAR SOLUTIONS |
| Package information | Jug |
| Recommended Uses For Product | Hydraulic Oil |
| Recommended uses for product | Hydraulic Oil |
| UPC | 731957801098 |
| Unit Count | 128.0 Milliliters |

## Product Details

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

## Images

![Solutions HA5440H, HA5440 Hydraulic Steering Fluid, Gallon - Image 1](https://m.media-amazon.com/images/I/71Pjmas15vL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best and cheapest way to buy this is the 4 liter size.
*by P***. on 22 April 2024*

everything was as expected.

### ⭐⭐⭐⭐⭐ Good quality and value
*by J***R on 21 February 2024*

Works perfectly with my steering system

### ⭐⭐⭐⭐⭐ Great Fluid.
*by T***D on 31 October 2025*

Purchased this product to replace the fluid in my boats Power Purge JR so it has fresh fluid. Great value.

## 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.ro/products/439480481-solutions-ha5440h-ha5440-hydraulic-steering-fluid-gallon](https://www.desertcart.ro/products/439480481-solutions-ha5440h-ha5440-hydraulic-steering-fluid-gallon)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-26*