Genuine BMW Front Bulkhead Strut Brace for 3 Series G20 G21 (2017-2019) - OEM Chassis Reinforcement - Fits 318d 320d 320i 330i 330d M340i xDrive - Part 51617423989

BMW Front Bulkhead Tower Bar Reinforcement for G20 G21 3 Series

Transform steering feel and front-end stability with this factory-original front bulkhead reinforcement bar. BMW developed this stiffening brace specifically for the G20 Saloon and G21 Touring, delivering precise fitment, OEM quality and a bolt-on upgrade that tightens up the front structure for a more connected drive.

Part number: 51617423989

What you will notice

• Sharper initial response when you turn the wheel and a more consistent line through bends
• Reduced scuttle shake and better stability under hard braking and rapid direction changes
• Improved front-end composure on B-roads without adding noise or harshness
• Factory looks in the engine bay with long-term reliability you can trust
• Direct replacement hardware with no cutting and no drama

We have installed this brace on our own cars and many customer vehicles. Feedback has been consistently excellent, with drivers reporting a cleaner, more precise front axle and extra confidence in fast road use.

Compatibility

For BMW 3 Series G20 Saloon built 10/2017 to 12/2019:

• 318d
• 320d and 320d xDrive
• 320i and 320i xDrive
• 330d and 330d xDrive
• 330i and 330i xDrive
• M340i and M340i xDrive

For BMW 3 Series G21 Touring built 05/2018 to 12/2019:

• 318d
• 320d and 320d xDrive
• 320i
• 330d and 330d xDrive
• 330i and 330i xDrive
• M340i xDrive

Fitment check before dispatch

To make sure you receive the correct component, we verify compatibility before we ship. Add your UK registration or the last 7 characters of your VIN at checkout and our team will confirm suitability.

Manufacturer

BMW original equipment

Warranty

Two years manufacturer warranty for UK customers and one year for international customers when a VIN is provided at checkout on compatible vehicles.

Professional installation

For best results we recommend professional fitting. MJ Modifications in Warwickshire can install this BMW brace for you. Request a fitting quote via info@mjmodifications.co.uk.

Why buy from us

• Genuine BMW component with perfect alignment and hardware
• Proven upgrade used by our team and happy customers
• Knowledgeable support and vehicle-specific advice

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