FCS 8346863 Suspension Shock Absorber - Rear

Rear Shock Absorber Assembly for Sonata and K5

The FCS Shock Absorber Assembly Kit 8346863 is a rear suspension shock absorber assembly built around the listed compressed length of 15.75 inches, extended length of 23.62 inches, and 7.87 inches of stroke. It is a fitment-based replacement for select Hyundai Sonata and Kia K5 applications with a top mount configuration.

The FCS Shock Absorber Assembly Kit line focuses on direct-fit suspension service parts for common passenger vehicles. For this application, the rear shock absorber assembly is matched to the vehicle platform and mounting style, helping simplify replacement on covered Hyundai Sonata and Kia K5 models.

• Rear suspension shock absorber assembly for select Hyundai Sonata and Kia K5 applications
• Compressed length: 15.75 in.
• Extended length: 23.62 in.
• Stroke length: 7.87 in.
• Top mount configuration noted in fitment
• Fits Hyundai Sonata rear applications from 2020-2025, with exclusions noted below
• Fits Kia K5 rear applications from 2021-2025 with 16" wheels or 18" wheels

Fits 2024-2025 Hyundai Sonata, rear, exc. Hybrid. Fits 2020-2023 Hyundai Sonata, rear. Fits 2021-2025 Kia K5, rear, with 16" wheels or 18" wheels. Part number 8346863 is the catalog reference for this rear shock absorber assembly, and 8346863 should be verified against the vehicle’s suspension configuration before ordering.

Common Replacement Uses

• Rear ride control that has become loose, bouncy, or inconsistent
• Noise from a worn rear shock absorber or mounting area
• Uneven rear suspension response over bumps and dips
• Restoring damping performance on a Hyundai Sonata or Kia K5 rear suspension
• Replacing a rear shock assembly with the correct top mount style

Installation Notes and Tips

Confirm rear fitment by year, model, wheel size, and hybrid status before installation. This application uses a top mount configuration, so the existing mounting style should be matched during service. Inspect surrounding suspension components, fasteners, and mounting points for wear or damage before completing the repair.

Quality Assurance

FCS suspension components are cataloged as application-specific replacement parts for covered vehicles. Verify part number 8346863 against the vehicle’s rear suspension configuration and fitment notes to ensure correct selection for Hyundai Sonata and Kia K5 service.