AST 5100 Series Coilovers

2008–2014 Subaru WRX

Part #: ACU-S6209S

Overview

The AST 5100 Series Coilovers are a versatile suspension upgrade designed specifically for the Subaru WRX models from 2008 to 2014. Whether you're a dedicated track enthusiast, a spirited street driver, or someone seeking a balanced combination of both, these coilovers offer the perfect solution to enhance your vehicle's handling and ride quality. Engineered with precision and flexibility in mind, the 5100 Series allows you to tailor your driving experience to match your preferences, providing improved responsiveness, stability, and comfort.

Designed for drivers who demand performance without sacrificing everyday drivability, these coilovers enable you to fine-tune your suspension setup for optimal handling on the track or smoothness on daily commutes. With adjustable damping and ride height, you'll get the ability to customize your WRX's stance and feel, ensuring a confident and enjoyable driving experience in various conditions.

Key Features

The AST 5100 Series Coilovers incorporate advanced features and high-quality materials to deliver superior performance and durability. Here are some of the key aspects that make these coilovers a top choice for Subaru WRX owners:

• 1-Way Adjustable Damping: The coilovers feature 12 distinct damping settings, allowing you to precisely control rebound and compression for a tailored ride. Each adjustment provides clear feedback, making it easy to dial in your preferred handling characteristics.
• High-Quality Construction: Built with durable, corrosion-resistant components, these coilovers are designed to withstand harsh driving conditions and maintain performance over time.
• Adjustable Ride Height: Easily modify the vehicle's stance to improve aesthetics or handling dynamics without compromising ride quality or safety.
• Performance-Oriented Design: Engineered to improve handling, reduce body roll, and enhance steering response, these coilovers help you get the most out of your Subaru WRX on both street and track.
• Versatile Tuning Options: Whether you prefer a softer setup for daily comfort or a stiffer configuration for aggressive driving, the 5100 Series provides the flexibility to meet your needs.
• Enhanced Feedback and Control: The adjustable damping and ride height give you direct feedback and control over your vehicle's behavior, making every drive more engaging and confident.

Construction & Design

The AST 5100 Series Coilovers are constructed with precision-machined components and high-grade materials to ensure longevity and consistent performance. The shock bodies are made from durable steel with a corrosion-resistant finish, while the damping adjusters are ergonomically designed for easy, precise tuning. The coilovers feature a monotube design, which provides superior heat dissipation and consistent damping performance during spirited driving or extended track sessions.

The adjustable collars and threaded bodies allow for quick and straightforward ride height adjustments, enabling you to achieve your desired stance without complex disassembly. The overall design emphasizes strength, reliability, and ease of use, making these coilovers suitable for both novice enthusiasts and experienced tuners.

Installation & Fitment

The AST 5100 Series Coilovers are designed as a direct bolt-on upgrade for the 2008–2014 Subaru WRX. Installation typically requires basic hand tools and can be completed with standard mechanical skills. No cutting, drilling, or complex modifications are necessary, and the coilovers are compatible with the factory mounting points and OEM components.

For optimal performance and safety, professional installation is recommended. Once installed, you can easily adjust the damping and ride height to suit your driving preferences and conditions.

What's Included

• Complete set of front and rear coilovers
• Adjustment tools for damping and ride height
• Hardware and mounting components
• Installation instructions

Ideal For

• Subaru WRX owners seeking improved handling and ride quality
• Track enthusiasts wanting adjustable suspension for optimal performance
• Street drivers looking for a balanced, comfortable ride with customization options
• Performance tuners aiming for precise control over suspension settings