KYB 339405 Suspension Strut - Front Left

Overview of KYB Excel-G Suspension Strut 339405 for Mazda 6

The KYB Excel-G Suspension Strut 339405 is designed specifically for the Mazda 6, providing reliable suspension performance and restoring original handling characteristics. This strut offers precise fitment and engineered dimensions to maintain vehicle stability and comfort.

• Compressed Length: 14.6 inches
• Extended Length: 21.14 inches
• Stroke Length: 6.54 inches
• Upper Mount Type: 12x1.25
• R-stop included for controlled rebound
• Compatible with Mazda 6 models

Detailed Product Features and Specifications

The KYB Excel-G strut 339405 features a compressed length of 14.6 inches and an extended length of 21.14 inches, with a stroke length of 6.54 inches. The upper mount type is 12x1.25, ensuring a secure and precise fit on the Mazda 6 suspension assembly. This strut includes an R-stop, which helps control rebound movement, but does not include a dust cover, internal rebound spring, or B-stop. These specifications are engineered to match the original equipment dimensions, providing consistent ride quality and handling performance.

About the KYB Excel-G Product Line

The Excel-G line from KYB is designed to restore the original handling and control of vehicles by using a twin-tube design that balances comfort and performance. This product line focuses on delivering reliable damping characteristics that closely match factory specifications. The Excel-G struts, including part number 339405, are engineered to meet or exceed OEM standards, making them suitable replacements for the Mazda 6’s suspension system.

Common Applications and Problem Solving

• Restores vehicle stability and handling on Mazda 6 models
• Reduces excessive bouncing and body roll
• Improves ride comfort over uneven road surfaces
• Addresses worn or leaking original struts
• Helps maintain proper tire contact and wear

Installation Notes and Tips

When installing the KYB Excel-G Suspension Strut 339405, ensure the upper mount type 12x1.25 matches the vehicle’s mounting hardware. It is recommended to replace struts in pairs to maintain balanced suspension performance. Since this strut does not include a dust cover, inspect the existing dust boot for wear and replace if necessary. Proper torque specifications should be followed to secure the strut assembly safely.

Quality Assurance and Warranty

KYB manufactures the Excel-G strut 339405 to meet strict quality standards, ensuring durability and consistent performance. This part is backed by KYB’s limited warranty, which covers defects in materials and workmanship under normal use. Refer to KYB’s warranty documentation for specific terms and conditions.