AST 5100 Series Coil Over
2013–2023 Subaru BRZ
ACU-S6401S
Overview:
The AST 5100 Series Coil Over suspension system is engineered specifically for the Subaru BRZ model years 2013 through 2023, delivering an exceptional balance between everyday comfort and enhanced road performance. Designed for enthusiasts who demand improved handling without sacrificing ride quality, this coilover kit offers precise control over rebound damping and ride height. Whether navigating daily commutes or spirited drives, the 5100 STREET TCO suspension maximizes grip and responsiveness by allowing tailored adjustments to suit individual driving preferences.
Featuring a complete coilover design for both front and rear dampers, this system integrates springs designed to work seamlessly with OEM top mounts, ensuring compatibility and ease of installation. The 5100 Series is ideal for drivers seeking a suspension upgrade that enhances vehicle dynamics while maintaining a comfortable and controlled ride.
Key Features:
The AST 5100 Series Coil Over combines advanced technology and thoughtful engineering to provide superior suspension performance. Key features include:
- Monotube damper design for improved heat dissipation and consistent damping performance
- One-way adjustability focusing on rebound damping to fine-tune the return speed of the dampers
- 12 distinct rebound adjustment positions, allowing precise customization of ride feel and handling characteristics
- Adjustable ride height for optimal stance and cornering balance
- Includes high-quality springs engineered to run with OEM top mounts, preserving factory mounting points
- Rebuildable dampers, enabling long-term serviceability and performance retention through certified AST service centers
- Large piston monotube design eliminates aeration and foaming, resulting in more responsive and predictable valving
- High-pressure damping system that adapts to driving conditions, providing additional resistance when needed for enhanced control
Construction & Design:
The AST 5100 Series Coil Over utilizes a robust monotube damper architecture, which offers superior heat management and consistent damping under demanding conditions. The large piston design within the monotube structure ensures precise control over rebound damping, eliminating common issues such as aeration and foaming found in twin-tube dampers. This results in a more responsive and stable suspension feel.
All components are engineered with durability and performance in mind, featuring high-quality materials and precision manufacturing. The coilover springs are matched to the dampers and designed to fit OEM top mounts, ensuring a direct fitment without the need for modifications. This thoughtful design approach guarantees a reliable and long-lasting suspension upgrade for your Subaru BRZ.
Installation & Fitment:
The AST 5100 Series Coil Over kit is designed for straightforward installation on Subaru BRZ models from 2013 to 2023. Utilizing OEM top mounts allows for a direct bolt-on fitment, minimizing installation complexity and time. No major modifications are required, making this coilover set an excellent choice for enthusiasts looking to upgrade their suspension with confidence and ease.
Adjustments for ride height and rebound damping can be made post-installation to tailor the suspension setup to your driving style and road conditions, providing a personalized driving experience.
What's Included:
- Front coilover dampers with springs
- Rear coilover dampers with springs
- Adjustment tools for rebound damping and ride height
- Installation hardware compatible with OEM top mounts
Ideal For:
The AST 5100 Series Coil Over is perfect for Subaru BRZ owners seeking a suspension upgrade that balances daily drivability with enhanced handling performance. It suits enthusiasts who want precise control over suspension settings, improved grip, and a more responsive driving experience without compromising comfort. Whether you’re navigating city streets, canyon roads, or occasional track days, this coilover system adapts to your needs with ease.
AST Suspension develops high-performance damper and coilover systems built for drivers who want sharper handling on the street and consistency on track. With motorsport-oriented adjustability and engineered damping solutions (including offerings alongside MOTON), AST is a popular choice for enthusiasts who prioritize grip, balance, and control under hard driving.
AST 5100 Series Coil Over: Subaru BRZ 2013 - 2023
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PART # ACU-S6401S
The AST 5100 Series Coil Over enhances handling and ride balance for Subaru BRZ models from 2013 to 2023. Designed for street use, it offers adjustable rebound damping and ride height, allowing precise tuning to match your driving style. Featuring monotube dampers with OEM top mount compatibility, this coilover set delivers consistent, responsive performance and improved grip for everyday driving.
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AST 5100 Series Coil Over
2013–2023 Subaru BRZ
ACU-S6401S
Overview:
The AST 5100 Series Coil Over suspension system is engineered specifically for the Subaru BRZ model years 2013 through 2023, delivering an exceptional balance between everyday comfort and enhanced road performance. Designed for enthusiasts who demand improved handling without sacrificing ride quality, this coilover kit offers precise control over rebound damping and ride height. Whether navigating daily commutes or spirited drives, the 5100 STREET TCO suspension maximizes grip and responsiveness by allowing tailored adjustments to suit individual driving preferences.
Featuring a complete coilover design for both front and rear dampers, this system integrates springs designed to work seamlessly with OEM top mounts, ensuring compatibility and ease of installation. The 5100 Series is ideal for drivers seeking a suspension upgrade that enhances vehicle dynamics while maintaining a comfortable and controlled ride.
Key Features:
The AST 5100 Series Coil Over combines advanced technology and thoughtful engineering to provide superior suspension performance. Key features include:
- Monotube damper design for improved heat dissipation and consistent damping performance
- One-way adjustability focusing on rebound damping to fine-tune the return speed of the dampers
- 12 distinct rebound adjustment positions, allowing precise customization of ride feel and handling characteristics
- Adjustable ride height for optimal stance and cornering balance
- Includes high-quality springs engineered to run with OEM top mounts, preserving factory mounting points
- Rebuildable dampers, enabling long-term serviceability and performance retention through certified AST service centers
- Large piston monotube design eliminates aeration and foaming, resulting in more responsive and predictable valving
- High-pressure damping system that adapts to driving conditions, providing additional resistance when needed for enhanced control
Construction & Design:
The AST 5100 Series Coil Over utilizes a robust monotube damper architecture, which offers superior heat management and consistent damping under demanding conditions. The large piston design within the monotube structure ensures precise control over rebound damping, eliminating common issues such as aeration and foaming found in twin-tube dampers. This results in a more responsive and stable suspension feel.
All components are engineered with durability and performance in mind, featuring high-quality materials and precision manufacturing. The coilover springs are matched to the dampers and designed to fit OEM top mounts, ensuring a direct fitment without the need for modifications. This thoughtful design approach guarantees a reliable and long-lasting suspension upgrade for your Subaru BRZ.
Installation & Fitment:
The AST 5100 Series Coil Over kit is designed for straightforward installation on Subaru BRZ models from 2013 to 2023. Utilizing OEM top mounts allows for a direct bolt-on fitment, minimizing installation complexity and time. No major modifications are required, making this coilover set an excellent choice for enthusiasts looking to upgrade their suspension with confidence and ease.
Adjustments for ride height and rebound damping can be made post-installation to tailor the suspension setup to your driving style and road conditions, providing a personalized driving experience.
What's Included:
- Front coilover dampers with springs
- Rear coilover dampers with springs
- Adjustment tools for rebound damping and ride height
- Installation hardware compatible with OEM top mounts
Ideal For:
The AST 5100 Series Coil Over is perfect for Subaru BRZ owners seeking a suspension upgrade that balances daily drivability with enhanced handling performance. It suits enthusiasts who want precise control over suspension settings, improved grip, and a more responsive driving experience without compromising comfort. Whether you’re navigating city streets, canyon roads, or occasional track days, this coilover system adapts to your needs with ease.
AST Suspension develops high-performance damper and coilover systems built for drivers who want sharper handling on the street and consistency on track. With motorsport-oriented adjustability and engineered damping solutions (including offerings alongside MOTON), AST is a popular choice for enthusiasts who prioritize grip, balance, and control under hard driving.
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YEARMAKEMODELSUBMODEL2013 - 2016ScionFR-S2.0L2013 - 2026SubaruBRZ2.0L2022 - 2026SubaruBRZ2.4L2017 - 2020Toyota862.0L2022 - 2026ToyotaGR862.4L
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-
Standard shipping
Free Standard Shipping on orders over $250. Select “Free Shipping” at checkout.
Free Easy Returns
Need to return an item? We make it easy. Email us and we'll send you a free return label with instructions on how to return.