Bilstein 46-000156 B12 Pro Kit Suspension for BMW E30 3 Series 318i Convertible/Cabriolet (19821993) B8 Dampers + Eibach Pro-Kit Springs

B12 Pro Kit - BMW E30 318i Cabriolet Shock and Spring Package - Part Number BILSTEIN-46-000156

Give your classic soft-top 3 Series the chassis upgrade it deserves. This complete sport suspension package pairs B8 short-body dampers with Eibach Pro Kit progressive springs for the BMW E30 318i convertible. Expect sharper turn-in, reduced body roll, confident high-speed stability and a purposeful ride height that still works on British roads. We run this setup on our own builds and our customers consistently report a transformed drive with real-world comfort.

Why enthusiasts choose this setup

• Matched shock and spring package for precise control and everyday usability
• Ride height reduction of roughly 10 mm to 30 mm depending on vehicle specification
• Improved cornering grip, flatter stance through bends and calmer weight transfer
• Shortened B8 sport dampers for excellent response and consistency under hard use
• Eibach progressive-rate coils balance comfort and performance on UK roads
• Gas-pressure technology for fade resistance and repeatable performance
• German engineering quality with TUV approval and superb durability

What is included

• 4 x B8 high-performance gas-pressure shock absorbers
• 4 x Eibach Pro Kit progressive springs
• Fully matched sport suspension kit tailored to the E30 chassis

Fitment and key specs

• Vehicle: BMW 3 Series E30 318i Convertible - Cabriolet
• Years: 09.1982 to 11.1993
• Strut housing diameter: 51 mm
• Shock absorber design: Gas pressure, monotube technology on select positions
• Part number: BILSTEIN-46-000156
• EAN: 4025258673147
• UPC: 651860671543

Lowering information

Typical drop is around 10 mm to 30 mm depending on engine, trim and vehicle condition. The kit is designed to provide an even stance and better body control without compromising daily drivability.

Compatibility check

We verify fitment before dispatch. Add your UK registration or the last 7 digits of your VIN at checkout and we will confirm that part number BILSTEIN-46-000156 is correct for your E30 318i cabrio.

Professional installation

For fitting, choose MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quotation. A four-wheel alignment is recommended after installation to optimise handling and tyre life.

Real-world results

On road and fast-road driving, this sport shock and spring combo tightens up the chassis, sharpens steering feel, and gives the E30 convertible a confident, planted character. Owners report better response over B-roads, improved braking stability and a more controlled ride without harshness.

Searching for the right upgrade

If you are looking for a BMW E30 318i cabrio sport suspension package, E30 soft-top shock and spring kit, classic 3 Series lowering setup, E30 51 mm strut shock absorbers, B8 short-body dampers with Eibach progressive springs, E30 fast-road suspension, BMW E30 convertible handling package, E30 ride height reduction kit, E30 suspension refresh, or an uprated spring and damper set for the E30 318i, this B12 Pro Kit with part number 46-000156 is the proven choice for performance, comfort and reliability.