Performance Overview

The TMC 78-5551 Shock Absorber is designed as a direct replacement part for compatible Hyundai Sonata, Kia Optima applications. It is built to support reliable performance, proper fitment, and straightforward installation when replacing a worn or damaged component.

Installation Position: Rear

Key Features

• Precision engineered with G-Force technology for the ultimate in safety and performance
• Working tube made of SteelPro™ alloy steel to provide superior strength
• toughness and impact resistance while maintaining unmatched ductility
• Surface-treated provides abrasive and contaminant protection while preventing rust
• Piston rods made of S45C medium carbon steel for precision and wear resistance

Interchange Numbers

Interchange / Cross Reference Part Numbers: 346456344014334012603020345344

Please compare these interchange numbers with your original part number and confirm vehicle compatibility before ordering.

Vehicle Fitment

Review the vehicle fitment list below to confirm this part matches your vehicle before purchase.

• 2015 Hyundai Sonata
• 2016 Hyundai Sonata
• 2017 Hyundai Sonata
• 2018 Hyundai Sonata
• 2019 Hyundai Sonata
• 2016 Kia Optima
• 2017 Kia Optima
• 2018 Kia Optima
• 2019 Kia Optima
• 2020 Kia Optima

Vehicle Fitment Table

FAQ

Will this fit a 2015 Hyundai Sonata?
Yes, this Shock Absorber fits the vehicles listed in the Vehicle Fitment section above. Please confirm the year, make, model, and position before ordering.

What position does this part fit?
This part is listed for the Rear position on compatible vehicles.

Can I use the interchange numbers to confirm compatibility?
Yes. Compare the interchange or cross-reference numbers shown above with your original part number, then verify the vehicle fitment before ordering.

Is professional installation recommended?
Professional installation is recommended to help ensure proper fit, safe operation, and correct system performance.

Common Searches

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