KYB 3440236 Suspension Shock Absorber - Rear

KYB Excel-G Rear Shock for Hyundai Elantra

The KYB Excel-G 3440236 is a rear suspension shock absorber built to restore original ride control on compatible Hyundai Elantra applications. It is calibrated to return factory-style stability, braking response, lane-change control, and handling without changing the vehicle’s intended feel.

Fits 2021-2025 Hyundai Elantra, rear. This KYB Excel-G rear shock absorber is made on KYB OE assembly lines and uses OE-quality components for a direct replacement approach on the Hyundai Elantra rear suspension.

Key Features

• KYB Excel-G line focused on restoring original suspension performance
• Nitrogen gas-charged, twin-tube shock absorber design
• Compressed length: 13.15 in; extended length: 21.42 in; stroke length: 8.27 in
• Lower mount type: E2 (12x55)
• Upper mount type: S1 (10MM)
• Rear application for 2021-2025 Hyundai Elantra
• Part number 3440236 for catalog and service matching

Detailed Description

KYB Excel-G shocks and struts are built to restore the vehicle’s original ride characteristics rather than alter them. The 3440236 rear shock absorber follows the same OE-focused manufacturing approach KYB uses for new vehicle supply, making it a practical choice for drivers and technicians seeking a factory-style replacement for the Hyundai Elantra rear suspension. The Excel-G product line is positioned as an Original Equipment for the Aftermarket solution, with OE-quality components and calibration aimed at returning the vehicle to its designed performance.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application. If you are searching for a rear shock absorber for 2021-2025 Hyundai Elantra, KYB 3440236 is the OE-style replacement to compare against the original unit.

What It Helps Address

• Excessive rear bounce after bumps
• Reduced stability during braking or lane changes
• Loose or unsettled rear suspension feel
• Uneven handling response compared with factory behavior
• Worn shock performance on a 2021-2025 Hyundai Elantra rear suspension

Installation Notes and Tips

Verify rear fitment by matching the vehicle year, model, and mount style before installation. Compare the compressed length, extended length, and stroke length to the original shock absorber to confirm dimensional match. Inspect surrounding suspension components, bushings, and mounting points for wear before replacing the shock.

Quality Assurance

KYB is a major OE shock and strut supplier, and the Excel-G line is produced on KYB OE assembly lines using OE-quality components. The 3440236 is engineered to restore original suspension behavior on the specified Hyundai Elantra rear application.