Description
54420-3K000 UPPER ARM Installation Guide
Luxury Sedan Precision | Sonata NF & Azera TG Front Alignment
Pro Tip: Restore full steering control. View the matching Right Hand Side 54410-3K000 to complete your luxury suspension refresh.
Advanced Specs of the 54420-3K000 UPPER ARM
Premium sedans require a sophisticated suspension to balance cabin comfort with high-speed stability. This OE-spec component is built to exacting tolerances, ensuring your vehicle maintains its factory-fresh handling and safety.
Vehicle Fitment
- Brand: Hyundai
- Model: Sonata (NF) / Azera (TG)
- Position: Front Left Upper (LHS)
- Years: 2005 – 2010
Technical Specs
- Material: Forged Structural Steel
- Ball Joint: High-Precision Type
- Bushings: High-Durometer Rubber
- Finish: E-Coat Anti-Rust
54420-3K000 UPPER ARM FAQ
Does this part solve uneven tire wear?
Yes, if your upper ball joint or bushings are loose, it causes camber misalignment. Replacing this arm helps restore proper tire contact patches.
Is an alignment necessary after installation?
Absolutely. Any time a control arm is replaced, a professional alignment is required to ensure your suspension geometry is perfectly set.
Unsure about your symptoms? Learn more about identifying suspension wear signs from the Car Care Council to maintain road safety.
Confirm 54420-3K000 UPPER ARM Fitment
Luxury sedan components can vary based on regional production years or trim levels (e.g., standard vs. sport suspension). Please contact us with your VIN to confirm this specific part is correct for your vehicle.
















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