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Suspension Secrets
H&R Lowering Spring Kit - BMW G23 4 Series Convertible
H&R Lowering Spring Kit - BMW G23 4 Series Convertible
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Regular price
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Improve the stance and handling of your BMW G23 4 Series Convertible with this vehicle-specific H&R lowering spring kit, designed to work with the original dampers while retaining everyday road usability.
How to choose the correct kit
Choose by drivetrain and engine model.
Do not select by chassis code or engine badge alone. Check every requirement in the table before ordering.
Vehicle fitment
| Part number | Fits | Key requirement | Approx. lowering | Production |
|---|---|---|---|---|
| 28662-2 | 420i, 420d and 430i Convertible | 2WD; includes mild hybrid, M Sport suspension and Adaptive Drive | 35 mm front / 30 mm rear | 2020 onwards |
| 28662-6 | M440i xDrive Convertible | xDrive / 4WD; includes mild hybrid, M Sport suspension and Adaptive Drive | 40 mm front / 25 mm rear | 2020 onwards |
Key features
- Vehicle-specific spring rates for the listed application
- Designed to work with the original shock absorbers
- Manufactured in Germany from high-strength spring steel
- Zinc-phosphated and powder-coated for corrosion protection
- Sportier stance with more controlled handling
Fitment note: Confirm the exact model, drivetrain, production date, suspension specification and axle load where stated. If unsure, contact us with the registration number and a photograph of the vehicle identification plate. Professional installation and a wheel alignment are recommended.
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