Annex Suspension FastRoad Pro Comfort Spec Coilovers + Rubber Top Hats - 2023+ Toyota GR Corolla

OVERVIEW

The FastRoad Pro Comfort Spec is designed for drivers who want sport-car handling without sacrificing daily comfort. Tuned to smooth out rough pavement and expansion joints while keeping precise control through corners, this setup delivers the ideal balance of comfort and performance for spirited street driving.

Engineered specifically for Toyota’s rally-bred hot hatch, every kit features an inverted design for strength and control, rubber top hats for improved ride isolation, and quick damper adjustments without lifting the car or removing the cowl.

WHY GR COROLLA OWNERS CHOOSE ANNEX

⚡ Spring Rates: Front 4.9K / Rear 6.7K — ideal for daily driving 
⚡ Hyperco Motorsport Springs included standard
⚡ Rubber Top Hats for reduced NVH and a more compliant ride
⚡ Inverted Monotube Design for strength and precise handling feedback
⚡ Easy Damper Adjustment — no need to lift the car
⚡ Comfort Spec Valving and Stroke for smooth control and comfort
⚡ Hand-built, dyno-tested, and QC-checked in Fremont, CA

FASTROAD PRO COMFORT SPEC

Comfort Spec:
Sport-car handling with daily-driver comfort. Ideal for all-season or higher-treadwear summer tires, offering improved control and stability while maintaining a plush ride on rougher roads.

KEY FEATURES

• Tuned for blistering performance without sacrificing comfort
• Proprietary Road Noise Isolators reduce NVH
• 24/20-position damping adjustment with wide range
• Corrosion-resistant NiCr shock bodies
• Inverted monotube dampers for added strength and control
• T6-6061 aluminum mounts and camber plates
• Brake line & ABS wire brackets (where applicable)
• AMSOIL high-temp shock fluid for consistent damping
• Heavy-duty dust boots for longevity
• Fully rebuildable & revalveable in the U.S.A.
• 1-year manufacturer warranty

SPECIFICATIONS

• Natural Frequency Target: ~1.8Hz
• Spring Rates: Front 4.9K / Rear 6.7K
• Rubber Top Hats
• Damping Type: Rebound adjustable, double digressive
• Damper Design: Inverted monotube
• Springs: Hyperco Motorsport springs
• Assembly: Hand-built, dyno-tested, and QC’d in Fremont, CA
• Fitment: Toyota GR Corolla (2023+)