KYB 3340135 Suspension Strut - Front Left

KYB Excel-G Front Left Strut for Legacy

The KYB Excel-G suspension strut is built to restore original ride control, stability, and steering response on the 2015-2017 Subaru Legacy, front left. This KYB Excel-G 3340135 is an OE-style replacement for drivers who want factory-correct handling without changing the vehicle’s designed suspension behavior.

Key Features

• Fits 2015-2017 Subaru Legacy, front left
• OE-style replacement choice for Asian vehicles
• Restores designed control, handling, and body movement response
• Nitrogen gas-charged twin-tube construction
• Triple-lip fluid seal helps reduce oil and gas leakage
• Vehicle-specific, hand-assembled damping valves manage tire contact and steering response
• Strong strut body and bracket design helps minimize flex and maintain alignment
• Made in USA
• Part number: 3340135

Product Details

KYB Excel-G is KYB’s OEA-style replacement line, built on the same OE assembly lines and using OE-quality components to return the suspension to its original performance profile. For Subaru Legacy applications, this strut is calibrated to support predictable lane-change response, braking stability, and consistent road feel. The 3340135 part number is a direct-fit suspension strut for the front left position on the 2015-2017 Subaru Legacy.

This part cross-references Subaru 20310AL01A and 20310AL03A for the same application.

Common Problems This Strut Can Address

• Excessive bouncing or poor damping over bumps
• Loose or delayed steering response
• Reduced stability during braking or lane changes
• Uneven tire contact caused by worn suspension control
• Oil seepage or gas loss from an aging strut

Installation Notes

Fits 2015-2017 Subaru Legacy, front left. Replace the suspension strut and coil spring assembly according to the manufacturer’s instructions. Verify alignment after installation and confirm all suspension fasteners are torqued to specification. The upper mount type is 12X1.25, and the unit uses an R-stop design.

Quality Assurance

KYB is a major OE supplier, and the Excel-G line is engineered to restore original suspension performance using OE-quality components and factory-style calibration. The strut body and bracket design are built to reduce flex and help maintain correct alignment under normal driving conditions.