Bilstein B12 Pro-Kit Suspension Package for BMW E60 5 Series 540i 545i 550i
Upgrade your BMW E60 5 Series with the Bilstein B12 Pro-Kit, part number BILSTEIN-46-181121 (Bilstein 46-181121). This proven suspension kit combines Bilstein B8 high-performance dampers with Eibach Pro-Kit progressive springs for a lower, sportier stance and sharper handling without sacrificing daily comfort. Ideal for enthusiasts seeking a reliable BMW E60 suspension upgrade that improves turn-in, reduces body roll and enhances stability.
We have run this kit on customer E60 V8 cars and the feedback is consistently positive. Confident, controlled and composed is how the B12 Pro-Kit makes the 540i, 545i and 550i feel on British roads.
Why choose the Bilstein B12 Pro-Kit for your BMW E60
- Matched Bilstein B8 dampers and Eibach Pro-Kit springs for optimal handling and ride quality
- Lowering typically up to 30 mm depending on application for a purposeful stance and improved dynamics
- Monotube gas-pressure technology for precise response and consistent performance
- Progressive-rate springs balance comfort with performance
- Fine-tuned spring and damper pairing for the E60 chassis
- High safety reserves and excellent stability at speed
- TUV certified
Important note on terminology: the B12 Pro-Kit is a fixed-height matched shock and spring package, often searched for alongside coilovers. If you are searching for BMW E60 coilovers, the B12 Pro-Kit is a top recommendation for drivers who want the stance and control of a quality lowering kit without the complexity of height adjustment.
Perfect for
- BMW E60 5 Series owners seeking a suspension upgrade
- BMW E60 540i, 545i, 550i drivers wanting improved handling and a tasteful drop
- Daily-driven performance cars needing dependable, road-focused performance
Key features and tech
- Bilstein monotube gas-pressure shock absorbers
- Eibach Pro-Kit progressive springs
- Lowering range approximately 10 mm to 30 mm depending on application
- Precise response and excellent driving dynamics
- High safety reserves under demanding conditions
- Upside-down monotube technology on select applications
- Extensive application coverage with TUV approval
Compatibility
BMW 5 Series E60 chassis, including:
- BMW 5 Series E60 (12.01 - 03.10)
- BMW 540i
- BMW 545i
- BMW 550i
Real-world benefits
- Sharper steering response and reduced body roll
- Confident braking stability and improved high-speed composure
- Sporty road presence with a clean, even drop
- Durable, consistent performance thanks to Bilstein’s gas-pressure monotube design
Part numbers and identifiers
Part number: BILSTEIN-46-181121
Bilstein reference: 46-181121
EAN: 4025258674526
UPC: 651860672922
Compatibility check before dispatch
We verify compatibility prior to shipping. Provide your UK registration or the last 7 digits of your VIN at checkout to ensure the Bilstein B12 Pro-Kit 46-181121 fits your BMW E60 540i, 545i or 550i.
Professional fitting available
For installation, we recommend professional fitting at Nforcd in Warwickshire. Email Sales@nforcd.com for a fitting quote. A four-wheel alignment is recommended after installation.
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Manufactured by
Bilstein