LEXUS IS300h (17+)

Improve the handling and stance of your Lexus IS with the Riaction Performance Shocks Coilover Kit designed for the 2017+ Lexus IS300h platform. Built for drivers who want a lowered ride height, sharper cornering response, and improved suspension control, this coilover system delivers the balance of comfort and performance needed for everyday street driving.

Riaction sports coilovers are engineered using premium materials and precision CNC-machined components to ensure reliable damping performance and long-term durability. With 32 levels of damping adjustment and full-length ride height control, this suspension system allows you to fine tune your setup for daily comfort or a more responsive, performance-oriented driving feel.

Every Riaction Performance Shocks coilover kit is backed by a 2-year factory warranty against manufacturing defects, giving you confidence that your suspension system is built to perform and designed to last.

🔧 Coilover Features

Full-Length Ride Height Adjustment

32 Damping Adjustment Levels

Mono-Tube Damper Design

Seamless 52mm Electroplated Carbon Steel Shock Body

O.D. 20mm Piston Rod For McPherson Suspension

O.D. 14mm Piston Rod For Non-McPherson Suspension

44mm High-Flow CNC 6061 Aluminum Piston

CNC 6061 Thinned Aluminum Floating Piston

SAE9254 Cold-Wound Springs

Polyurethane Oil Seals

Multi-Thickness Valving Shims

Low-Gas Pressure Design

7.5w Compounded Suspension Fluid

Fully Rebuildable Coilover Assembly

⚙️ Factory Spring Rates

Front: 12K
Rear: 8K

📧 International Orders

For all international orders please contact info@riactionshocks.com

Riaction coilovers are engineered to improve the handling, ride quality, and stance of your 2017+ Lexus IS300h, delivering the adjustability and performance enthusiasts expect from a modern suspension system.