# 7200 Dunbier Hydrastar Gasket (1 Pair) | Marine Trailer Part

🔧 Product Description

  

Dunbier Hydrastar Actuator Housing Gasket Pair - Part Number: 7200

  

A genuine-style service component for Hydrastar electric-over-hydraulic actuator housing. The supplied component is outer-case gasket/seal pair and is used to seals actuator housing joints against moisture and fluid leakage.

  

⚙️ Key Features

  

• Application: Hydrastar electric-over-hydraulic actuator housing

• Component: outer-case gasket/seal pair

• Designed for electric-over-hydraulic trailer braking

• Direct service replacement when the actuator model matches

• Marine-trailer maintenance component

  

📏 Specifications

  

• Type: outer-case gasket/seal pair

• System: Hydrastar electric-over-hydraulic braking

• Compatibility must be confirmed from actuator generation and service reference

  

🔄 Cross Reference & Related Parts

  

• Dunbier: 7200

  

🚤 Trailer Compatibility & Application

  

• Suitable for Hydrastar electric-over-hydraulic actuator housing

• Hydraulic and electrical work must match the actuator service manual

• Not interchangeable across actuator generations without part-number confirmation

  

🔌 Function

  

Seals actuator housing joints against moisture and fluid leakage.

  

Common signs of wear or failure:

  

• Fluid or moisture enters around the component

• Seal or thread is damaged

• Hydraulic leakage is visible

• Component will not tighten or seat correctly

• Connector, pin or fitting shows heat or corrosion damage

  

🛠️ Installation & Safety

  

• Disconnect trailer power and relieve hydraulic pressure before service

• Use only clean compatible brake fluid and fittings

• Follow Hydrastar bleeding and wiring procedures

• Test normal braking and breakaway operation after repair

• Brake-system repairs should be completed by a competent technician

  

📦 Condition

  

• Genuine Dunbier Marine Products part

• Brand new

• Supplied as one hydrastar actuator housing gasket pair

• Supplied in original or equivalent packaging

## Details

- **Price:** 41.0 AUD
- **Vendor:** Dunbier
- **Tags:** Dunbier Boat Trailers | Marine Trailer Parts & Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 41.00 AUD | In stock |

## Images

- 7200 Dunbier Hydrastar Gasket (1 Pair) | Marine Trailer Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/7200-dunbier-hydrastar-gasket-1-pair)
> Updated: 2026-08-05