0CQ Rear Final Drive Assembly 0CQ525010L for Volkswagen / Audi Transmission Parts

1. Testing & Quality Control Process

1. Visual & Dimensional Check: The final drive is inspected for wear, cracks, and damage; key dimensions verified against OEM specs.
2. Deep Cleaning: Ultrasonically cleaned to remove all debris, sludge, and contaminants.
3. Gear & Bearing Inspection: Internal gears, bearings, and seals are checked for wear and damage.
4. Noise & Vibration Testing: The unit is tested under load to ensure no abnormal noise or vibration.
5. Leak & Pressure Testing: Seals and gaskets are tested to prevent leaks under operating pressures.
6. Final Quality Control: A second visual and functional inspection is performed before packaging.

2. Installation & Maintenance Note

• Professional Installation Recommended: Requires certified technicians for removal and installation.
• Fluid Service: Always replace the differential fluid with the specified OEM fluid after installation to ensure optimal performance.
• Seal & Gasket Check: Inspect all seals and gaskets during installation to prevent leaks.

3. Packaging & Delivery

• Packaging: The final drive assembly is carefully packed in shockproof foam + standard export carton, ensuring safe transportation. Custom packaging is available on request.
• Shipping: We support worldwide shipping via multiple logistics providers, offering door-to-door delivery services.
• Lead Time: In-stock orders are shipped within 1-5 working days after payment confirmation. Bulk orders will be processed according to production schedules.

4. About Our Company

• Professional technical support and fitment consultation
• OEM/ODM customization services
• Flexible payment terms and competitive pricing
• Long-term cooperation support for auto parts wholesalers, repair shops, and distributors worldwide

5. FAQ