AST 5100 Series Coilovers | 2021+ BMW M3/M4 (ACU-B2110SD/ACC-B2112SD)

The AST 5100 Series Coilovers for 2021 and newer BMW M3 and M4 models are high-performance suspension components designed to enhance both track and street driving experiences. These coilovers feature a 1-way adjustable system with 12 positive settings, allowing drivers to fine-tune ride height and damping characteristics for optimal handling, comfort, or a balanced compromise. Constructed with durable materials suitable for demanding driving conditions, they provide improved stability, cornering performance, and ride quality. The coilovers are engineered to deliver precise control and responsiveness, making them an ideal upgrade for enthusiasts seeking versatile suspension performance.

Designed specifically for 2021+ BMW M3 and M4 models, these coilovers require an EDC delete kit for installation. They are intended for use on vehicles that demand adjustable suspension for varied driving scenarios, including daily driving, spirited street use, or track days. Installation involves replacing the factory suspension components with these coilovers, which are compatible with the vehicle’s chassis and suspension geometry. The kit includes the coilover units, and proper setup ensures optimal performance. These coilovers serve as a direct upgrade for drivers seeking customizable suspension tuning and enhanced driving dynamics.