Description

54501-3S100 LOWER ARM Guide

Sedan Suspension Stability | Sonata & Optima Steering Precision

A stable front-end suspension is vital for passenger comfort and vehicle safety. This premium control arm is manufactured to meet exact OEM standards, ensuring your sedan maintains its smooth ride and precise steering geometry on all road surfaces.

54501-3S100 LOWER ARM Fitment

  • Hyundai Compatibility: Sonata (YF Series)
  • Kia Compatibility: Optima (TF Series)
  • Position: Front Right (RHS)
  • Years: 2011 – 2015
  • Part Number: 54501-3S100

54501-3S100 LOWER ARM Specs

  • Material: Forged Steel / High-Strength Alloy
  • Coating: Electrophoretic Anti-Rust Finish
  • Bushings: Pre-installed OE-Spec Rubber
  • Ball Joint: Precision Sealed / Greased
  • Quality: OEM Performance Standard

Drivetrain & Steering Benefits

Maintaining a healthy control arm is critical for preventing premature tire wear and ensuring wheel alignment. For a complete front-end refresh, we recommend browsing our Shock Absorbers and Tie Rod Ends for Hyundai and Kia sedans.

Confirm Vehicle Compatibility

Suspension parts can vary based on production month and engine variant (Hybrid vs. Petrol). Please contact us with your VIN to confirm this **54501-3S100 LOWER ARM** is correct for your vehicle.


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Note: Original manufacturer part numbers and technical specifications are provided for identification and compatibility reference purposes only.

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Questions and Answers

What is the primary function of this suspension component?

It serves as a pivot point for the front-right wheel, controlling its position during steering and suspension movement to ensure consistent tire-to-road contact.

Which vehicles utilize the 54501-3S100 LOWER ARM?
This part is a specialized fitment for the Hyundai Sonata (2011–2014) and the Kia Optima (2011–2015).
What are the signs of a failing control arm on these sedans?
Common symptoms include a "clunking" sound over bumps, uneven front tire wear, or a steering wheel that feels off-center or pulls to one side
Does this part include the bushings and ball joint?
Yes. This 54501-3S100 LOWER ARM is a complete, pre-assembled unit featuring high-damping synthetic rubber bushings and a factory-sealed ball joint for a direct replacement.
Is this for the left or right side?
Part number 54501-3S100 designates the Front Right (Passenger Side on LHD) position. For maximum suspension balance, it is recommended to inspect the front-left arm at the same time.

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