KYB 339212 Suspension Strut - Rear Right

KYB Excel-G Rear Right Strut for Lexus RX400h

KYB Excel-G 339212 is a rear right suspension strut built to restore original ride control, stability, and steering response on select Lexus RX400h applications. It is an OE-style replacement for 2007-2008 Lexus RX400h models and is calibrated to return the vehicle’s designed handling balance without changing the factory feel.

Key Features

• OE replacement choice for Asian SUVs and crossovers
• Fits 2008 Lexus RX400h, rear right
• Fits 2007 Lexus RX400h, rear right, from 5/2007
• Nitrogen gas-charged twin-tube design
• Triple-lip fluid seal helps reduce oil and gas leakage
• Vehicle-specific damping valves manage tire contact, steering response, and body movement
• Strong strut body and bracket design helps minimize flex and maintain alignment
• Part number 339212

Product Details

The KYB Excel-G line is built on KYB OE assembly lines using OE-quality components and calibration focused on restoring factory performance. For the Lexus RX400h, this rear right strut is designed to support controlled ride quality, braking stability, lane-change response, and consistent handling. The Excel-G platform is also used to help keep electronic safety systems operating as the vehicle manufacturer intended by maintaining proper suspension behavior.

This part cross-references Lexus 4853049795 for the same application. The KYB Excel-G 339212 is a practical choice when replacing a worn rear right strut on a Lexus RX400h and when maintaining original suspension behavior is the goal.

What It Helps Address

• Excessive bouncing or float after bumps
• Reduced rear suspension control during cornering
• Uneven tire contact caused by worn damping
• Noisy or unstable ride from a fatigued strut assembly
• Loss of factory steering and body-motion response

Installation Notes and Tips

Compatible with 2007-2008 Lexus RX400h rear right applications listed above. For 2008 models, replace the suspension strut and coil spring assembly according to the manufacturer’s instructions. KYB recommends new strut mounts, part number SM5491, to reduce noise and vibration, and a KYB strut boot, part number SB104, to help protect the strut from dirt, debris, and salt. Verify position, year, and application details before installation.

Quality Assurance

KYB is a major OE supplier, and Excel-G is produced on the same KYB assembly lines used for original equipment applications. Part number 339212 is engineered as an Original Equipment for the Aftermarket replacement to restore designed performance on the Lexus RX400h.