Bilstein B3 Rear Suspension Coil Spring 36-225859 (BILSTEIN-36-225859) for BMW 5 Series E39 1995-2003 - OE-Spec Rear Axle Back Spring - Standard Ride Height Replacement for 520i 523i 525i 528i 530i 535i 540i 520d 525td 525d 525tds 530d

Bilstein B3 Rear Axle Spring 36-225859 for BMW E39 5 Series

Restore the crisp, factory feel of your E39 with the Bilstein B3 rear axle spring, part number BILSTEIN-36-225859 (36-225859). This direct-fit, OE-quality replacement brings back the correct rear ride height, stable handling and quiet operation your BMW 5 Series deserves. We run these on our own cars at MJ Modifications and our customers love the transformed ride quality and confidence-inspiring stability after replacing tired, sagging or cracked rear springs.

Why this Bilstein spring is the right choice

• Original equipment performance: factory-rate spring characteristics for stock-height stance and balanced comfort.
• Engineered spring shapes: precisely formed ends and optimised geometry for secure seating and rattle-free running.
• High-strength spring steel: excellent resistance to fatigue and breakage, built for long service life on UK roads.
• Hot set and surface compressed: helps maintain height over time with corrosion protection to fight the elements.
• Made by a leading OE supplier: trusted German engineering for consistent, repeatable results.

Fitment and vehicle applications

Position: Rear axle

BMW 5 Series E39 (1995 to 2003) including:

• 520i, 523i, 525i, 528i, 530i, 535i, 540i
• 520d, 525td, 525d, 525tds, 530d

Ideal for fixing MOT advisories or failures related to broken, corroded or sagging rear springs on the E39 chassis.

Compatibility check before dispatch

To ensure you receive the correct rear spring for your specific 5 Series, simply provide your UK registration or the last 7 digits of your VIN at checkout and we will confirm suitability for your exact model and build date.

Professional fitting available

For hassle-free installation, book expert fitting with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quote and we will take care of your BMW E39 rear spring replacement from start to finish.

Technical details

• Part number: BILSTEIN-36-225859 / 36-225859
• Range: Bilstein B3 OE replacement
• Location: Rear axle
• Manufacturer: Bilstein
• EAN: 4025258731489
• UPC: 651860732435

Search-friendly terms

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