Bilstein B12 Pro-Kit 46-181121 Suspension Kit for BMW 5 Series E60 (2003-2010) 540i 545i 550i - B8 Dampers + Eibach Pro-Kit Springs, Fixed-Height Lowering

Bilstein B12 Pro-Kit 46-181121 for BMW E60 5 Series 540i 545i 550i

Looking for a serious fast-road suspension upgrade for your BMW E60 V8 that keeps comfort intact and transforms grip, balance and confidence on B-roads and motorways alike? The Bilstein B12 Pro-Kit 46-181121 pairs performance shock absorbers with premium progressive-rate springs to deliver a lower ride height, tighter body control and a planted, OEM-plus feel. A superb coilover alternative for drivers who want a tasteful drop and real-world handling gains without height adjustment complexity.

We have installed this package on customer 540i, 545i and 550i cars and the feedback is consistently excellent. Sharper turn-in, reduced roll, better stability over rough surfaces and a refined, composed ride on UK roads. It is exactly the sort of fit-and-forget street performance setup E60 owners ask for.

Why this performance shock and spring bundle works

• Matched sport dampers and progressive springs for balanced control and comfort
• Approximate lowering of 10 to 30 mm depending on vehicle specification for a purposeful stance
• Monotube gas-pressure technology for precise response and consistent performance
• Progressive winding delivers supple ride quality over small bumps with firm support in hard cornering
• Developed specifically for the E60 chassis to enhance road feel and composure
• TUV approved for peace of mind

Real-world gains on the E60

• Improved steering precision and reduced body movement
• Greater confidence under braking and at motorway speeds
• Clean, even drop that looks right on factory wheels or larger alloys
• Durable, consistent damping thanks to gas-pressure monotube design

Fitment

Direct-fit for BMW 5 Series E60 saloon models from 2003 to 2010 that use the V8 petrol powertrains:

• BMW 540i E60
• BMW 545i E60
• BMW 550i E60

Tech highlights

• Performance monotube gas-pressure shock absorbers
• Progressive-rate sport springs
• Approximate drop range 10 to 30 mm depending on application
• Precise road feedback with high stability reserves
• Upside-down monotube construction on select applications

Part numbers and identifiers

Part number: BILSTEIN-46-181121

Bilstein reference: 46-181121

EAN: 4025258674526

UPC: 651860672922

Before dispatch

We verify fitment prior to shipping. Add your UK registration or the last 7 digits of your VIN at checkout so we can confirm this B12 Pro-Kit 46-181121 is correct for your E60 540i, 545i or 550i.

Professional installation

We recommend fitting at MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quotation. A four-wheel alignment is advised after installation to optimise tyre wear and handling.

Search-friendly terms

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Manufactured by

Bilstein