Bilstein B4 Gas Pressure Twin-Tube 19-319377 Rear Shock Absorber / Damper / Strut for BMW 6 Series F06 Gran Coupe xDrive AWD (2012-2018) – OEM-Quality Replacement Rear Axle Shock – Fits 640i xDrive, 650i xDrive, 640d xDrive

Bilstein B4 19-319377 Rear Damper for BMW F06 6 Series Gran Coupé

Bring back that crisp BMW feel with this Bilstein B4 rear shock unit, part number 19-319377. It is a direct bolt-on replacement for the back end of the BMW F06 6 Series Gran Coupé and delivers the planted ride, composure and comfort you expect from OEM-spec hardware. If your car feels floaty, knocks over bumps or struggles to keep tyres in contact with the road, this premium Bilstein shock will transform the rear suspension and restore confidence.

We fit these on customer vehicles and the feedback is consistently excellent. Smooth, controlled and predictable, this original-quality damper gives daily drivers and fast-road enthusiasts the grip and stability they want, without sacrificing comfort.

Highlights

• Original-spec, direct-fit rear suspension shock for BMW F06 Gran Coupé
• Twin tube, pressurised gas design for consistent damping and fade resistance
• Sharpens handling, improves traction and reduces bounce and wallow
• Durable German engineering with OEM-level fit and finish
• Perfect for high-mileage refresh or replacing tired factory shockers
• Used by us on customer cars with great results and long-term reliability

Technical details

• Fitting position: Rear axle
• Construction: Twin tube
• Type: Gas pressurised
• Mounts: Bottom eye, top pin
• Spring seat: Not included, absorber does not carry a spring

Vehicle compatibility

Designed for the BMW 6 Series Gran Coupé F06 all-wheel-drive models, model years 2012 to 2018, including:

• 640i xDrive
• 650i xDrive
• 640d xDrive

Fits the rear axle on the F06 chassis. Ideal as a like-for-like replacement for a worn rear strut on AWD Gran Coupé variants.

Fitment check

We will verify compatibility before dispatch. Add your UK registration or the last 7 characters of your VIN at checkout and our team will confirm that 19-319377 is correct for your car.

Professional installation

Need it fitted properly the first time We can help. Book expert installation with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Part numbers

• Bilstein part number: 19-319377
• Reference: BILSTEIN-19-319377
• EAN: 4025258874438
• UPC: 651860881539

Why this B4 damper is a smart choice

Choosing a Bilstein B4 means factory-correct ride height and geometry with the control you expect from a leading suspension specialist. It is a straightforward replacement that freshens the rear end, reduces body movement, boosts road holding and keeps your BMW feeling tight and responsive on British roads.

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