â–¶ Suspension Drop / Lift Rates
H&R Street Performance Coilovers | BMW M440i Convertible (21-23) 2WD (G23) (28658-4)
H&R Street Performance Coilovers | BMW M440i Convertible (21-23) 2WD (G23) (28658-4)
SKU:28658-4
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â–¶ Suspension Drop / Lift Rates
The H&R Street Performance Coilovers are a high-quality suspension upgrade designed specifically for the 2021-2023 BMW M440i Convertible (G23) with 2WD and sport suspension. These coilovers feature custom valving tailored to optimize handling and ride comfort, making them suitable for both daily driving and performance tuning. The coilovers incorporate a precision-engineered progressive rate spring system that enhances stability and responsiveness. The fully threaded shock body allows for adjustable vehicle height, enabling users to fine-tune their stance and suspension performance. Constructed with durable materials, these coilovers deliver a balance of performance, comfort, and longevity, making them an ideal choice for enthusiasts seeking a refined driving experience.
Designed for 2021-2023 BMW M440i Convertible models with sport suspension, these coilovers are a direct bolt-on upgrade that improves handling and ride quality. They are compatible with vehicles equipped with the factory sport suspension and are suitable for street and spirited driving. Installation involves replacing the stock shocks with these adjustable coilovers, providing a customizable ride height and improved cornering capabilities. The kit includes fully assembled coilover units, ensuring a straightforward installation process. Whether for daily driving or performance tuning, these coilovers offer enhanced stability, improved aesthetics, and a more engaging driving experience for BMW M440i owners.
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Overview
Overview
H&R Street Performance Coilovers for your 2021-2023 BMW M440i Convertible 2WD w/ Sport Suspension (G23) are the perfect suspension solution for discerning drivers - from daily drivers to serious tuners who can appreciate awesome handling and superb ride comfort. Each coilover shock is custom valved to work in conjunction with a precision-engineered progressive rate spring, creating a finely tuned suspension system. The fully threaded shock body allows for adjustable vehicle height. This feature helps balance vehicle weight, resulting in a lower center of gravity and improved performance and control.
Features
- Height adjustable to 1.0 - 2.5 inches on average
- Fine tune lowering to what you want
Specifications
| Part Number | 28658-4 |
| Part Name | H&R Street Performance Coilovers |
| Country of Origin | Germany |
| Vehicle | 2021-2023 BMW M440i Convertible 2WD w/ Sport Suspension |
| Chassis Code | G23 |
| Adjustment Type | Pre-set |
| Damping Adjustable | No |
| Height Adjustable | Yes |
| Front Lowering | 1.2 - 1.9 inches |
| Rear Lowering | 1.0 - 1.8 inches |
| Part Note 1 | w/o Adaptive Suspension |
| Fitment Note 1 | Lowering height will vary on vehicles with factory sport suspensions such as BMW M-Technik, Mercedes-Benz Sport Line suspension, Audi Sport suspension, etc. |
Vehicle Fitment
- 2021 BMW M440i Convertible 2WD w/ Sport Suspension (G23)
- 2022 BMW M440i Convertible 2WD w/ Sport Suspension (G23)
- 2023 BMW M440i Convertible 2WD w/ Sport Suspension (G23)