BMW Front Lower Arm Bolt/Screw M12x136 Flanged Hex (31106885777) - Genuine/OEM Front Axle Suspension Control Arm Wishbone Tension/Traction Strut Fastener - F20 F21 F22 F23 F30 F31 F34 G20 G21 - 1/2/3/4 Series M240i M2 F87 M3 F80 M4 F82 F83

OEM BMW Front Arm Flanged Hex Screw M12 x 136 — Part No. 31106885777

Refresh the front end of your BMW with the factory-spec flanged hex screw used to secure the locating arm on the front axle. This original BMW fastener is the precise M12 x 136 screw specified for the front lower arm assembly on a wide range of F Series and early G Series cars, including popular M models. Choosing genuine hardware maintains steering precision, geometry integrity and long-term reliability when replacing a front arm, bush or link.

At MJ Modifications we install authentic BMW fasteners on our own builds and customer cars, and feedback on fit and longevity has been consistently excellent. This is a direct replacement OE screw that delivers the exact fit you expect from original equipment.

Why this OE flanged hex screw is the right choice

• Original BMW fastener for perfect fit and OE quality
• Correct M12 x 136 flanged hex screw for the front locating arm application
• Built to BMW specifications for load, fit and alignment stability
• Ideal when renewing a wishbone, traction strut, lower control link or bushes
• Helps restore tight steering feel and front end confidence on road and track

Vehicle applications

Fits a wide range of BMW platforms and performance variants, including but not limited to:

• 1 Series F20 F21 including LCI
• 2 Series F22 F23 including LCI, plus F87 M2
• 3 Series F30 F31 F34 Gran Turismo including LCI, plus G20 G21
• 4 Series F32 F33 F36 including LCI, plus F82 F83 M4
• Popular fitments include M240i, F80 M3, F87 M2, F82 F83 M4

Part number

31106885777

Installation

Professional installation is recommended. Always follow BMW repair guidance and torque specifications, and replace single-use hardware where specified by BMW. Need fitting or a geometry check after install? Book with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Compatibility check

We can confirm fitment before dispatch. Provide your UK registration or the last 7 digits of your VIN at checkout.

Warranty

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

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