KW Variant 1 V1 Inox-Line Coilover Lowering Suspension Kit for BMW 1 Series F20/F21 (2011-2019) RWD - Height Adjustable Stainless Steel Shocks & Springs - Non-EDC/No Adaptive Dampers - Chassis 1K2/1K4 - Front Axle Load 921-1090 kg

KW Variant One inox stainless adjustable suspension for BMW 1 Series F20 F21 two wheel drive without factory adaptive damping

Give your 1 Series a sharper, more composed drive and a purposeful stance. The KW Variant One inox-line kit is a premium ride height adjustable suspension package engineered for everyday use and spirited B-road driving. Stainless steel struts, fixed-rate damping tuned by KW, and a wide lowering window deliver confidence, comfort and long-term durability in all weather.

Compatibility and vehicle data

• Model: BMW 1 Series F20 and F21
• Drive: 2 wheel drive models only
• For cars without electronic or adaptive dampers
• Platform codes: 1K2 and 1K4
• Approved front axle load: 921 to 1090 kg
• Rear axle load: up to 1230 kg

Lowering range

• Front drop: 25 to 50 mm
• Rear drop: 30 to 55 mm

Why this KW Variant One kit

• KW fixed-rate damper calibration for a balanced fast-road feel with daily comfort
• Smooth, precise ride height adjustment within the tested range for the perfect stance
• Inox stainless steel bodies for outstanding corrosion resistance through UK winters
• Dirt-resistant trapezoidal thread and composite spring perches for easy adjustments over time
• Vehicle-specific spring rates reduce roll and squat while keeping a compliant ride
• Complete solution with all required hardware and documentation
• German engineered quality built for longevity

What to expect on the road

We have installed this setup on customer F20 and F21 builds and the feedback has been consistently positive. Turn-in feels cleaner, body control is tighter and confidence increases without the crashy ride you get from budget kits. The height adjustment is user-friendly and the stainless finish looks great for years.

In the box

• KW Variant One inox-line front struts with composite height adjusters
• Rear springs, dampers and height adjusters as supplied for the application
• Fittings and instructions

Important notes

• Confirm your front axle load is between 921 and 1090 kg and rear up to 1230 kg before ordering
• On models with separate rear spring and shock, the rear height adjuster is positioned as designed by KW above or below the spring

Fitting and support

Professional installation and a proper alignment are recommended. For supply and fitting, choose MJ Modifications in Warwickshire. Request a fitting quote via info@mjmodifications.co.uk.

Quality and warranty

KW suspension is engineered and manufactured in Germany. Each kit is thoroughly tested to meet strict quality standards. Warranty is 2 years as standard, with the option to extend to 5 years when installed by a KW specialist dealer.

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Ready to transform your BMW 1 Series with a proven, premium suspension package that looks right and drives even better? Order today and enjoy the KW ride.