OEM Part Numbers

Technical Specifications

Product Description

This original 0AY598301 repair seal kit is designed for 4th generation Haldex AWD control units. It restores sealing between the control unit and the Haldex housing, helping protect the module against fluid leaks, contamination and pressure-related issues that can reduce AWD performance or damage internal components.

What This Seal Kit Does

• Restores sealing of the Haldex control unit housing
• Helps prevent fluid leaks and contamination inside the AWD system
• Supports correct hydraulic pressure and control unit protection
• Ideal during control unit repair, replacement or preventive servicing

Vehicle Compatibility

The 0AY598301 repair seal kit is suitable for selected vehicles equipped with 4th generation Haldex AWD. Always verify the exact OEM part number and control unit version before ordering.

Suitable for the Following Vehicle Models

Common Fault Codes & Symptoms

Worn or damaged control unit seals can allow moisture, dirt or fluid leaks around the Haldex module and may contribute to AWD system malfunctions. Common service-related symptoms and warning signs include:

Installation & Service Notes

Recommended Steps

• Verify the exact OEM number on the original repair kit or control unit assembly
• Clean the control unit housing and sealing surfaces before installation
• Replace all included sealing components during the repair
• Use the supplied screws where required for correct refitting
• Inspect the control unit and connector area for signs of fluid ingress or corrosion
• Replace the Haldex oil during servicing and verify correct AWD operation after reassembly

Why This Seal Kit Matters

1. Leak Prevention

Fresh seals help keep the control unit area properly sealed and reduce the risk of oil leakage around the Haldex module.

2. Module Protection

Correct sealing helps protect the control unit from moisture, dirt and other contaminants that can affect AWD operation.

3. Stable AWD Function

Properly sealed control unit components support stable hydraulic behavior and reliable Haldex system operation.

4. Preventive Maintenance

Replacing the seal kit during service or repair helps avoid repeat labor and improves long-term reliability of the AWD system.

Quality Assurance & Warranty

24-Month Warranty: This new original repair seal kit is supplied with a 24-month functionality warranty under normal operating conditions.

Warranty Coverage Includes:

• Manufacturing defects of the supplied sealing components
• Material defects under normal use
• Functional defects of the replacement kit itself

Warranty Exclusions:

• Incorrect installation
• Damage caused by improper control unit handling
• Use on an incompatible control unit or vehicle application
• Physical damage, misuse or contamination caused during installation

Questions or Need Help?

Our technical team is ready to assist with compatibility checks, installation guidance and product selection.

Important Purchase Information

• Please verify this part fits your specific vehicle before placing an order
• Photos are for illustrative purposes only
• Worldwide shipping is available
• If your country is not listed at checkout, contact us and the order can be processed manually
• We recommend replacing the Haldex oil when servicing the control unit
• Please check if this product fits your car before purchase