---
product_id: 4601313
title: "Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon"
brand: "seastar"
price: "KD 44.75"
currency: KWD
in_stock: true
reviews_count: 8
url: https://www.desertcart.com.kw/products/4601313-dometic-seastar-hydraulic-steering-fluid-ha5440h-1-gallon
store_origin: KW
region: Kuwait
---

# Water emulsification additive Proprietary additive formula Anti-corrosion & anti-wear agents Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon

**Brand:** seastar
**Price:** KD 44.75
**Availability:** ✅ In Stock

## Summary

> 🛥️ Navigate with confidence—only the best fluid fuels your SeaStar steering!

## Quick Answers

- **What is this?** Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon by seastar
- **How much does it cost?** KD 44.75 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/4601313-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

- • **Advanced Protection:** Includes anti-foaming, anti-rusting, and corrosion inhibitors to extend system life and reliability.
- • **Viscosity Stability:** Maintains consistent fluid thickness under varying temperatures for smooth, responsive steering.
- • **Clean Maintenance Ready:** Pairs seamlessly with SeaStar’s hydraulic filler kit for effortless, mess-free system bleeding.
- • **Exclusive Compatibility:** Recommended exclusively for SeaStar Solutions’ upgraded steering components to ensure flawless operation.
- • **Precision Engineered Formula:** Optimized for SeaStar hydraulic steering systems to guarantee peak performance and safety.

## Overview

SeaStar Hydraulic Steering Fluid HA5440H is a 1-gallon premium hydraulic oil formulated with a proprietary blend of additives that prevent foaming, rust, oxidation, and wear. Designed exclusively for SeaStar Solutions hydraulic steering systems, it ensures optimal performance, longevity, and safety. Made in the USA and validated for compatibility with the latest SeaStar components, this fluid is essential for professional-grade marine steering maintenance.

## Description

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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | SeaStar |
| Package Information | Bottle |
| Liquid Volume | 1 Gallons |
| Item Weight | 3.6 Pounds |
| Recommended Uses For Product | Hydraulic Oil |
| Item Form | Liquid |
| Global Trade Identification Number | 00731957801098 |
| Manufacturer | SEASTAR SOLUTIONS |
| Unit Count | 128.0 Fluid Ounces |
| UPC | 731957801098 |
| Number of Items | 1 |
| Item Package Dimensions L x W x H | 11.6 x 7 x 4 inches |
| Package Weight | 3.27 Kilograms |
| Brand Name | SeaStar |
| Warranty Description | limited warranty |
| Model Name | SeaStar Hydraulic Oil, 4 Liter - 1 Gallon |
| Part Number | HA5440H |
| Style | Gallon |
| Included Components | SeaStar Hydraulic Oil, 4 Liter - 1 Gallon |
| Size | Gallon |

## Product Details

- **Brand:** SeaStar
- **Package Information:** Bottle
- **Liquid Volume:** 1 Gallons
- **Item Weight:** 3.6 Pounds
- **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)
![Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon - Image 2](https://m.media-amazon.com/images/I/61qOohmmEgL.jpg)

## Customer Reviews

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

Works perfectly with my steering system

### ⭐⭐⭐⭐⭐ Great product
*by M***G on October 15, 2022*

My steering is like new.

### ⭐⭐⭐⭐⭐ It's worth every penny.
*by J***E on October 12, 2016*

It's worth every penny. No compatibility issues, doesn't change color due to age or heat.

## 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.com.kw/products/4601313-dometic-seastar-hydraulic-steering-fluid-ha5440h-1-gallon](https://www.desertcart.com.kw/products/4601313-dometic-seastar-hydraulic-steering-fluid-ha5440h-1-gallon)

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-01-23*