Genuine BMW OEM Hex Nut w/ Flange M12X1,5-10.9 34112284399

The Genuine BMW Hex Nut with Flange (part number 34112284399) is a precision-engineered OEM fastener designed to meet BMW’s exacting standards for safety, reliability, and fitment. Manufactured from high-tensile steel with a 10.9 grade rating, this hex nut delivers superior strength and durability — ideal for applications in high-stress areas such as suspension, brake, and chassis assemblies.

Featuring an integrated flange, this nut provides even pressure distribution for secure fastening and minimises the risk of loosening under vibration. Each unit undergoes rigorous quality control to ensure compatibility with BMW factory components, maintaining the performance and integrity of your vehicle.

Whether replacing worn hardware or performing a professional rebuild, genuine BMW fasteners ensure perfect fitment and peace of mind.

Key Features

• Genuine BMW OEM part – 34112284399

• Hex nut with integrated flange for secure fastening

• High-tensile steel (10.9 grade) for exceptional strength

• Corrosion-resistant finish for long-lasting durability

• Precision-engineered for perfect OEM fitment

• Commonly used in brake, hub, and suspension assemblies

Compatibility

• 2 Series: G87 M2

• 3 Series: G80 M3, G80 M3 LCI, G81 M3 Touring, G81 M3 Touring LCI

• 4 Series: G82 M4 Coupé, G82 M4 Coupé LCI, G83 M4 Convertible, G83 M4 Convertible LCI

• 5 Series: F10, F90 M5, F90 M5 LCI, G90 M5, G99 M5 Touring

• 6 Series: F06 Gran Coupé, F06 Gran Coupé LCI, F12, F12 LCI, F13, F13 LCI

• 8 Series: F91 M8 Convertible, F92 M8 Coupé, F93 M8 Gran Coupé

Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. R44 Performance Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.

We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.