Tein 2020+ Subaru BRZ/2024+ Toyota GR86 Flex Coilovers - VSQ54-CUSA4

Tein Flex Z Coilover System – FRS / BRZ / 86 – VSQ54-CUSA4

Bring your FR-S, BRZ, or 86 to life with the Tein Flex Z Coilover System. Designed and manufactured in Yokohama, Japan, this kit combines Tein’s motorsport experience with real-world street comfort, offering enthusiasts the perfect balance of performance, reliability, and value. Whether you daily drive, carve canyons, or hit the track, the Flex Z system delivers the adjustability and ride quality you need.

Fitment:

• 2013–2020 Subaru BRZ (ZCA), Scion FR-S (ZNA), Toyota 86

• 2022+ Subaru BRZ, Toyota GR86

Specifications:

• Front Spring Rate: 6kg/mm

• Rear Spring Rate: 6kg/mm

• Front Upper Mount: Pillow Ball with Camber Adjustment

• Rear Upper Mount: Reinforced Rubber Mounts

• Recommended Drop: -1.4" (Front) / -1.6" (Rear)

• Height Adjustment Range: -2.3" to 0.0" (Front) / -3.4" to 0.2" (Rear)

• Recommended Drop Range: -1.8" to -1.0" (Front) / -2.0" to -1.2" (Rear)

• Complete Kit: 4 shock absorbers and 4 springs

• Non-rebuildable sealed structure (replacement service available)

Features:

• Full-Length Ride Height Adjustment – Adjust height via case length without changing damper stroke or spring preload, maintaining ride quality.

• Twin-Tube Design – Provides a smoother, more comfortable ride for street driving while maintaining stability at high speeds.

• 16-Way Damping Adjustment – Linear step-by-step control to fine-tune ride stiffness and handling balance.

• Includes Upper Mounts – Camber-adjustable pillow ball fronts, reinforced rubber rears for easy installation.

• No-Sag Springs – High-tensile steel springs with powder coating for superior durability and resistance to fatigue.

• EDFC Compatibility – Optional Electronic Damping Force Controller allows in-car or automatic damping adjustments.

• Rust-Proofing & Durability – TEIN’s signature green powder coating and ZT Coating ensure long-term protection against corrosion.

• High-Spec Damper Oil – Stable under a wide temperature range, resists foaming and breakdown.

Concepts Behind FLEX Z:

1. High-End at an Affordable Price – A sealed, non-rebuildable design keeps costs low while maintaining premium quality.

2. Street Comfort Meets Performance – Twin-tube system balances supple low-speed ride with stability at high speed.

3. Precise Adjustability – Height and damping force can be dialed in for street, sport, or track use.

4. EDFC-Ready Technology – Take control from the cockpit with electronic damping adjustment options.

5. Built to Last – Dust boots, rust-proofing, and reinforced brackets ensure long-term reliability.

The Tein Flex Z is the go-to suspension upgrade for BRZ/FR-S/86 drivers who demand quality, adjustability, and style without sacrificing comfort.

KoruWorks is a proud US dealer for Tein products, and when you order through us you’ll receive free shipping exclusively from KoruWorks!