Genuine BMW G30 5 Series Front Strut Guide Support Top Mount/Bearing | OE 31306866257 | Fits 520i, 530e, 530i, 540i xDrive (540ix)

Original BMW Front Upper Strut Mount and Bearing for G30 5 Series

Restore crisp steering and refined ride quality on your BMW 5 Series G30 with this factory-spec upper damper mount and integrated bearing. This is an authentic BMW component engineered to OE standards for the front axle, delivering precise alignment, smooth rotation of the MacPherson strut and reduced NVH on everyday roads and motorway journeys.

OE reference: 31306866257

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Why choose this OE mount

• Factory-match fit and finish for dependable longevity
• Sharper turn-in and consistent tracking under braking
• Quiets knocks, creaks and grumbles caused by tired top mounts
• Maintains correct suspension geometry and tyre contact
• Ideal for daily use and spirited road driving

We have installed this part on customer cars at MJ Modifications and feedback has been excellent, with owners reporting noticeably tighter steering feel and a more settled front end once worn items are replaced.

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Fitment

Designed for the BMW 5 Series G30 platform:

• 520i G30
• 530e G30
• 530i G30
• 540i xDrive G30 540ix

If you are unsure about compatibility, we will verify before dispatch. Provide your UK registration or the last 7 digits of your VIN at checkout.

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What you receive

1 x Genuine BMW front upper strut mount with bearing

Exploded diagram reference: Item 9

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Part details

BMW OE number: 31306866257

Also searched as: upper shock mount, top hat, strut bearing plate, damper top mount, MacPherson top support, front suspension bearing, turret mount, shock absorber upper support for BMW G30 5 Series.

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Fitting and support

Professional installation is recommended to ensure correct preload and alignment. For expert fitting, book with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Tip: many owners replace both front mounts together to keep handling balanced.

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Warranty

Manufacturer warranty applies when supplied for a compatible vehicle. Provide a VIN at checkout so we can confirm suitability and register support.

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Why buy from MJ Modifications

We specialise in genuine performance parts and have hands-on experience with the G30 chassis. Our customers consistently report improved steering precision and reduced front-end noise after fitting this OE mount and bearing.

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