Genuine VAG Cover for Axle Differential - 0B4 409 175 D

Genuine VAG Axle Differential Cover – 0B4 409 175 D (VW / Audi)

Genuine Volkswagen Audi Group replacement cover for the axle differential. This OE part seals the differential housing, preventing oil leaks and protecting the differential internals. Part number 0B4 409 175 D fits a range of VAG vehicles with the 0B4 differential unit.

OE Part Number: 0B4 409 175 D (also listed as 0B4409175D)

Manufacturer: VAG (Genuine)

What does the differential cover do?

The differential cover seals the rear of the differential housing. It retains gear oil within the differential and prevents contamination from road debris and moisture.

What are the symptoms of a failed differential cover?

Oil leaks around the differential housing, visible oil seepage at the rear of the unit, or low differential oil level are common symptoms of a damaged or warped cover.

Is this a genuine VAG part?

Yes — this is an OE Volkswagen Audi Group part, not an aftermarket reproduction.

What vehicles does this part fit?

This part fits VAG group vehicles equipped with the 0B4 axle differential. Please contact us with your registration number or VIN to confirm fitment.

Do I need a new seal or gasket when fitting this cover?

It is good practice to replace the seal or apply fresh gasket sealant when reinstalling any differential cover to ensure an oil-tight fit.

Why Choose Eco Torque?

As specialists in gearbox rebuilds and repairs, Eco Torque takes pride in offering genuine gearbox parts, high-quality aftermarket alternatives and competitive pricing.

Need Help Finding the Right Part?

If you are unsure whether this part is compatible with your vehicle, send us your UK registration number or VIN and we will help you find the correct part.

Reference Number: ET2532