$595.00 USD
$595.00 USD














The MMX Performance F3X 4-Series Lowering Spring Set transforms the stance and handling of the BMW F32 Coupe and F36 Gran Coupe (in both RWD and xDrive guises) without sacrificing the everyday comfort that makes these cars a daily-driver favourite. Whether you're running a 435i, 440i, 430d, or 435d, MMX has matched the spring rates and drop figures to your specific drivetrain and body style.
Each variant is engineered around its own weight distribution. The F32 Coupe variants drop the front by approximately 30mm with rear drops of 30mm (RWD) or 25mm (xDrive). The F36 Gran Coupe (with its longer wheelbase and additional rear weight) gets a more aggressive setup, with the F36 RWD dropping ~30mm front and rear, and the F36 xDrive variant the most planted of the four at up to 40mm front and 35mm rear.
The result is a more aggressive stance, sharper turn-in, reduced body roll, and a noticeably more planted feel through the corners. Spring rates are tuned to work with OE dampers, so there's no need to upgrade your shocks at the same time, though the optional MMX Sport Damper Kit is available for owners who want to push the chassis further.
The perfect blend of improved dynamics and enhanced looks, without the harshness of a track-focused setup.
Product Details
Drop Figures by Variant
What's Included
Vehicle Applications
Notes
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$595.00 USD
$595.00 USD
This product can expose you to chemicals such as lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
For a complete list of chemicals known to cause harm, visit https://www.p65warnings.ca.gov/chemicals.
Under the federal Clean Air Act (42 U.S.C. §7522(a)(3)), it is illegal to manufacture, sell, install, or use any part that defeats or alters a motor vehicle’s emission control system for use on public roads. Unless a product has received an Executive Order (EO) from the California Air Resources Board (CARB), it is not legal for use or installation on any pollution-controlled vehicle driven on public highways.
Some states have CARB-equivalent or independent emissions laws. Customers are responsible for verifying local regulations before purchasing or installing emissions-related products.
All performance, racing, or competition parts sold by this company are intended solely for off-road, closed-course, or competition use on vehicles that are never registered or used on public highways.
Kies Motorsports, LLC sells and markets these products for lawful use only. We do not condone or authorize the use of emission-control defeat devices or any modification that violates the Clean Air Act or state regulations.