KYB SR4479 Suspension Strut and Coil Spring Assembly - Front Left

KYB Strut-Plus SR4479 for Corolla

KYB Strut-Plus SR4479 is a front left suspension strut and coil spring assembly for select Toyota Corolla models. It is built to restore ride height, steering response, and suspension control with OE-style fitment for the 2014-2019 Toyota Corolla, front left.

Key Features

• OE-style replacement choice for Asian vehicles
• Includes a KYB Excel-G strut, a stronger steel outer shell, and application-specific damping valves
• Assembled in the USA
• Exact-fit, pre-assembled design for professional results
• Side-specific left and right design and components, as the vehicle manufacturer intended
• Engineered to help vehicles with electronic safety systems such as ESC and ABS

Product Details

The KYB Strut-Plus line combines a KYB OE-restoring strut with a high-carbon steel coil spring selected around vehicle attributes and corner weights to help return ride height to OE specifications. For drivers searching for a Toyota Corolla front left strut assembly, KYB SR4479 provides a direct replacement solution that supports handling, stability, and steering pivot function in one pre-assembled unit. This part cross-references Monroe Shocks & Struts 172990 for the same application.

Common Problems It Can Address

• Excessive bounce or poor damping from a worn front strut
• Uneven or low ride height at the front left corner
• Noisy or unstable suspension behavior over bumps and turns
• Reduced steering precision caused by a fatigued strut assembly
• Suspension performance concerns on a Toyota Corolla with original-style front left geometry

Installation Notes

Fits 2014-2019 Toyota Corolla, front left. Fits 2019 Toyota Corolla, front left, except Japan-built vehicle. Replace the suspension strut and coil spring assembly according to the manufacturer’s instructions. Verify side-specific placement before installation and confirm vehicle build details for the 2019 Corolla application.

Quality Assurance

KYB is an original equipment supplier, and the Strut-Plus SR4479 is engineered around OE-restoring performance targets for the Toyota Corolla platform. The assembly is pre-built for exact fitment and assembled in the USA.