Description

54501-3S100 LOWER ARM Installation Guide

Mid-Size Sedan Precision | Sonata YF & Optima TF Front Alignment

Pro Tip: Ensure a complete suspension refresh. View the matching Right Hand Side 54500-3S100 to restore total front-end stability.

Advanced Specs of the 54501-3S100 LOWER ARM

Reliable handling in modern sedans depends on precise suspension geometry. This premium component is built to exacting OE specifications, ensuring your vehicle maintains its factory-fresh handling and safety.

Vehicle Fitment

  • Brand: Hyundai / Kia
  • Model: Sonata (YF) / Optima (TF)
  • Position: Front Left (LHS)
  • Years: 2011 – 2015

Technical Specs

  • Material: Stamped Carbon Steel
  • Bushings: Durable Elastomer
  • Finish: Industrial Anti-Rust
  • Build: OE Geometry Match

54501-3S100 LOWER ARM FAQ

How does this arm improve steering?

It eliminates excess “play” in the suspension, keeping the wheel hub assembly firmly in place during braking and high-speed cornering.

Is an alignment necessary after replacement?

Absolutely. Professional installation followed by a four-wheel alignment is required to verify the chassis settings and protect your tire investment.

Unsure about your symptoms? Learn more about identifying suspension wear signs from the Car Care Council to maintain road safety.

Confirm 54501-3S100 LOWER ARM Fitment

Chassis components can vary based on regional production years or engine size. Please contact us with your VIN to confirm this specific part is correct for your vehicle.


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Questions and Answers

What is the role of this component?
It serves as the lower anchor for the front suspension, managing vertical wheel travel while maintaining the rigid alignment needed for stable steering response in mid-size sedans.
Which vehicles utilize this specific part number?
This part is a specialized fitment for the Hyundai Sonata (YF) and Kia Optima (TF), covering production models from 2011 through 2015.
Does this assembly include pre-installed bushings?
Yes, this unit comes with high-durometer, vibration-dampening rubber bushings already pre-pressed into the assembly for a faster, direct-fit installation.
Is this for the driver or passenger side?
Part number 54501-3S100 designates the Front Left (LHS) position. We recommend replacing both the left and right arms simultaneously for balanced handling.

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