BMW G30 5 Series Rear Auxiliary Shock Absorber / Damper (Rear Axle Strut Helper, Back Shocker, Comfort/Vibration Damper) – Genuine OEM OE 33536866804 – Fits 520i, 530e, 530i, 540i xDrive/540ix – 2015–2019

BMW G30 5 Series Rear Axle Auxiliary Damper Unit - OE Part 33536866804

Bring back the composed, premium feel of your 5 Series with this authentic BMW rear axle auxiliary damper. Engineered by BMW for the G30 platform, this OE component delivers the precise fit, quiet operation and consistency you expect from a factory part. Ideal when the original unit is tired or perished, it helps maintain ride comfort, body control and stability over bumps and under load.

Part number 33536866804 suits select petrol and hybrid G30 models. If you are refreshing rear suspension hardware on your 520i, 530e, 530i or 540i xDrive and want a straight swap that keeps everything to BMW specification, this is the correct rear axle damper unit.

• Authentic BMW component for the G30 rear axle with OE-grade materials and build quality
• Direct replacement for the original auxiliary damper with no modifications required
• Supports smooth ride quality, reduces vibration and helps control rear-end movement
• Calibrated to work with standard factory suspension settings for consistent handling
• Quiet, durable and long-lasting performance to restore a like-new feel

We install these genuine parts on our own builds and customer vehicles. Feedback is consistently positive on fit, finish and how it tightens up the rear end without adding harshness.

What is included

1 x BMW rear axle auxiliary damper unit

Diagram reference: Item 5

Fitment

• BMW 5 Series G30 production 10/2015 to 12/2019
• Applicable models: 520i, 530e, 530i, 540i xDrive, 540ix

Part number

BMW OE: 33536866804

Compatibility check before dispatch

We confirm suitability for your specific vehicle. Add your UK registration or last 7 of the VIN at checkout so our team can verify the part aligns with your build data.

Fitting

Professional installation recommended. MJ Modifications in Warwickshire can fit this part and provide expert suspension advice. For a fitting quote, email info@mjmodifications.co.uk. For balanced performance, many owners replace rear suspension components in pairs.

Warranty

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

Why buy from MJ Modifications

We supply genuine BMW components for reliability and peace of mind, with fast UK shipping and knowledgeable support. We use the same parts on our workshop builds, and our customers love the OE-correct ride quality and fit.

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