KYB SR4115 Suspension Strut and Coil Spring Assembly - Front Left

KYB Strut-Plus SR4115 for Ford Focus

The KYB Strut-Plus SR4115 is a complete front left suspension strut and coil spring assembly for 2006-2007 Ford Focus models. It is built to restore ride height, steering response, and vehicle stability with OE-style fitment and application-specific damping.

Key Features

• Complete strut assembly from KYB, a trusted OEM-quality shocks and struts brand
• Includes a KYB Excel-G strut with precision-designed damping valves
• High-carbon steel coil spring is matched to vehicle corner weights to help restore OE ride height
• Stronger steel outer shell for added structural support
• Assembled in the USA
• Exact-fit, pre-assembled design for professional installation results
• Side-specific construction for the front left position, as the vehicle manufacturer intended
• Engineered to help vehicles with electronic safety systems such as ESC and ABS

Product Details

KYB Strut-Plus SR4115 is engineered as an OE-restoring suspension strut and coil spring assembly for the front left side of the Ford Focus. KYB builds this assembly around an Original Equipment-style strut and a high-carbon steel spring selected to help return the vehicle to proper ride height and handling balance. For drivers searching for a front left strut assembly for 2006-2007 Ford Focus, this part provides a direct-fit suspension solution with side-specific components and factory-style performance characteristics. This part cross-references Monroe Shocks & Struts (e.g., 172258, 182258) for the same application.

Common Issues This Part May Address

• Excessive bouncing or poor damping control from a worn front strut
• Uneven or sagging ride height at the front left corner
• Noisy or unstable suspension behavior over bumps and rough roads
• Reduced steering precision or wandering during normal driving
• Suspension wear that can affect ESC, ABS, and related electronic safety systems

Installation Notes and Tips

Fits 2006-2007 Ford Focus, front left. Replace the suspension strut and coil spring assembly according to the manufacturer’s instructions. Verify side, position, and vehicle configuration before installation. Because this is a pre-assembled strut-and-spring unit, it is intended to streamline replacement of the front left suspension assembly on the Ford Focus.

Quality Assurance

KYB is an original equipment supplier, and the Strut-Plus line is built to restore handling, control, and ride height using OE-focused components and application-specific damping. The SR4115 is assembled in the USA and engineered for exact fitment on the specified application.