Absorber Mounting Rear > HYUNDAI SONATA (LF) & KIA OPTIMA (JF / K5) > 55330-C1100 > GENUINE PART (Hyundai/Kia Mobis OE)
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Genuine OEM Suspension Component (Hyundai/Kia Mobis Original Equipment)
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Part Number: 55330-C1100 (Hyundai/Kia OE Number)
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Component Name: Rear Shock Absorber Upper Mounting Bracket / Bracket-Shock Absorber MTG (Absorber Mounting)
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Primary Applications: Mid-Size/D-Segment Vehicles (LF/JF Platform):
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Hyundai Sonata (Seventh Generation, LF Chassis): All variants, including Hybrid (approx. 2014–2019).
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Kia Optima / K5 (Fourth Generation, JF Chassis): All variants, including GT (approx. 2016–2020).
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Position: Rear Axle, Upper, Universal (This part number is symmetrical and used for both the Left and Right sides of the vehicle).
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Quantity Required: Two (2) per vehicle.
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Key Feature: This is the upper metallic and rubber mounting bracket that secures the rear shock/strut assembly to the chassis, essential for handling and minimizing Noise, Vibration, and Harshness (NVH).
This is a Genuine OEM Rear Shock Absorber Upper Mounting Bracket, identified by the Hyundai/Kia part number 55330-C1100. This component is a factory-original, standardized part designed specifically for the rear suspension of the Hyundai Sonata (LF chassis) and the Kia Optima/K5 (JF chassis), which share the latest D-Segment platform structure.
The part is officially listed as the "Bracket-Shock Absorber Mounting" and its function is vital:
Structural Support: Providing the reinforced attachment point for the top of the rear shock absorber to the body structure.
NVH Isolation: The integrated rubber elements are engineered to OE specifications to absorb road shock and dampen vibration, ensuring the vehicle maintains its comfortable, modern ride quality.
Note on Universality: The part number 55330-C1100 is confirmed to be symmetrical or universal for the rear axle on the LF/JF platform. This means the same Genuine part is used for both the Rear Left and Rear Right sides of the vehicle.
Using the Genuine Part (55330-C1100) ensures:
Guaranteed Fitment and Durability: Engineered by Hyundai/Kia Mobis to meet the precise specifications of the LF/JF platform, including the higher demands of the Optima K5 GT models.
Optimal Performance: Ensures the correct alignment and damping characteristics for the multi-link rear suspension.
Compatible Vehicle (Primary Applications - Check VIN for confirmation):
Hyundai Sonata (LF) (approx. 2014–2019)
Kia Optima / K5 (JF) (approx. 2016–2020)
Part Number:
✔ 55330-C1100 (Rear Absorber Mounting Upper - UNIVERSAL L/R - Genuine Hyundai/Kia Mobis)
Note: Some listings reference 55330-E6100 as a related/superseded part, particularly for Sonata Hybrid models. 55330-C1100 is the confirmed bracket number for the LF/JF chassis.
Part Type:
✔ Absorber Mounting Rear (Universal Left/Right) (Genuine Part)
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