AST Suspension 5100 Comp Series Coilovers

Fitment: BMW M3 F80 (15-18) / M4 F82 LCI / M3 F80 Pre LCI

Part #: ACC-B2103S/5D

Overview

The AST Suspension 5100 Comp Series Coilovers are high-performance suspension components designed specifically for BMW M3 F80 (2015-2018), M4 F82 LCI, and pre-LCI models. Crafted for enthusiasts seeking improved handling, ride quality, and a customizable stance, these coilovers provide a significant upgrade over stock suspension systems. They are ideal for drivers who want to enhance their vehicle’s responsiveness on the street or track while maintaining comfort and durability. Engineered with precision, these coilovers help optimize your vehicle’s suspension geometry, resulting in sharper turn-in, reduced body roll, and improved overall stability. Whether you’re a seasoned track day participant or a spirited street driver, the AST 5100 Comp Series offers a versatile solution that supports aggressive driving and daily usability. Designed to withstand demanding conditions, these coilovers help you achieve a tailored ride height and damping setup, giving you control over your vehicle’s stance and handling characteristics.

Key Features

The AST 5100 Comp Series Coilovers feature advanced engineering and high-quality materials to deliver consistent performance and durability. Key features include:

• Fully adjustable ride height and damping settings for personalized tuning
• High-strength steel construction with corrosion-resistant coatings for longevity
• Independent compression and rebound damping adjustments for precise control
• Optimized spring rates to balance comfort and performance
• Sealed strut design to prevent dirt and debris ingress
• Quick-release camber plates for easy alignment adjustments
• Designed specifically for BMW M3 F80 and M4 F82 models for a perfect fit

Construction & Design

The coilovers are constructed from high-grade steel with a corrosion-resistant coating, ensuring durability and consistent performance over time. The adjustable components are machined with precision to provide smooth operation and reliable tuning capabilities. The design incorporates a monotube damper setup that offers superior heat dissipation and consistent damping performance, even during extended spirited driving sessions.

Driving Feel & Feedback

These coilovers enhance your vehicle’s handling response, providing a more direct and engaging driving experience. The adjustable damping allows you to fine-tune the ride to match your driving style, whether you prefer a softer setup for daily comfort or a stiffer configuration for aggressive cornering. The improved suspension response translates into sharper turn-in, reduced body roll, and increased driver confidence.

Installation & Fitment

Installation requires basic mechanical skills and appropriate tools. The coilovers are designed as direct bolt-on replacements for the stock suspension components, with no need for major modifications. Proper alignment is recommended after installation to ensure optimal handling and tire wear.

What’s Included

The package includes a set of four coilover struts, adjustable camber plates, and all necessary hardware for installation. Additional components or tools are not typically required.

Ideal For

This product is perfect for BMW M3 and M4 owners looking to improve handling, stance, and driving engagement. It is suitable for both street enthusiasts and track-day drivers seeking a reliable, adjustable suspension upgrade.