ST Suspensions ST XA Coilover Kit

Fitment: 2017-2020 BMW 440i Coupe

Part #: 1822000S

Overview

The ST XA Coilover Kit is a high-performance suspension upgrade designed specifically for the 2017-2020 BMW 440i Coupe. This coilover system is ideal for enthusiasts seeking to enhance their vehicle’s handling, appearance, and driving experience. Crafted with precision and durability in mind, these coilovers allow for a wide range of height adjustment, enabling you to customize your ride height to achieve the desired stance and clearance. The adjustable damper setup provides a fine-tuned balance between comfort and sporty responsiveness, ensuring your vehicle responds confidently on the road while maintaining a smooth ride quality. Whether you're looking to improve cornering, reduce body roll, or simply achieve a more aggressive look, the ST XA Coilovers are engineered to support your driving goals with reliability and precision.

Key Features

Designed for versatility and performance, the ST XA Coilover Kit features a durable construction with high-quality materials to withstand demanding driving conditions. The adjustable spring perch allows for precise height customization, helping you achieve the perfect stance without sacrificing ride comfort. The damping system is extensively adjustable, giving you control over ride firmness and handling characteristics. The coilovers are engineered to improve vehicle stability, reduce body roll, and enhance overall road control. Their robust design ensures long-lasting performance, making them suitable for both daily driving and spirited driving sessions. Easy to install with compatible fitment, these coilovers are a practical upgrade for BMW 440i Coupe owners seeking a tailored driving experience.

Construction & Design

The coilover kit features a precision-machined threaded body and high-quality spring components designed for durability and consistent performance. The adjustable spring perch is made from sturdy materials to ensure reliable height adjustments, while the damping units are engineered for smooth, responsive control. The overall design emphasizes structural integrity and ease of tuning, allowing for a customized setup that suits your driving style.

Driving Feel & Feedback

With the ST XA Coilovers installed, your BMW 440i Coupe will exhibit improved handling dynamics and road feedback. The extensive damper adjustment helps optimize ride firmness and responsiveness, providing a more connected and engaging driving experience. The suspension system supports confident cornering and stability, enhancing your vehicle’s overall driving character.

Installation & Fitment

Installation requires basic suspension tools and should be performed by a qualified technician or experienced DIY enthusiast. Proper alignment is recommended after installation to ensure optimal handling and tire wear. Fitment has been designed specifically for the 2017-2020 BMW 440i Coupe, ensuring a direct bolt-on upgrade without modifications.

What’s Included

The package includes front and rear coilover assemblies, along with all necessary hardware and mounting components for a complete upgrade.