Description
54420-3F100 BUSH Technical Guide
Luxury Sedan Comfort Pivot | Kia Opirus & Hyundai Equus
Service Note: Upper arm bushings often fail alongside ball joints. Inspect your Upper Ball Joints during the 54420-3F100 installation.
Advanced Specs of the 54420-3F100 BUSH
Executive sedans require a specific durometer of rubber to balance road feedback with cabin isolation. This bushing utilizes a high-tensile steel outer shell and a proprietary elastomer compound designed to resist the heat and friction of high-speed highway cruising.
Vehicle Fitment
- Brand: Kia / Hyundai
- Model: Opirus (Amanti) / Equus
- Position: Front Upper Control Arm
- Type: Luxury/Flagship Sedan
Technical Specs
- Material: Reinforced NR Elastomer
- Casing: Cold-Rolled Steel
- Fitment: OE Direct Replacement
- Design: High-Isolating Core
54420-3F100 BUSH FAQ
Can I replace just the rubber without the steel shell?
No. The 54420-3F100 is a complete bonded unit. Attempting to separate the rubber will destroy the part and compromise safety.
How many are required for a full front service?
Most configurations require 4 bushings in total (2 for the left upper arm and 2 for the right upper arm).
Experiencing steering vibrations? Read more about identifying bad control arm bushings to keep your luxury ride smooth.
Verify 54420-3F100 BUSH Fit
Luxury sedan chassis can have variations based on suspension packages (Air vs. Coil). Please contact us with your VIN to confirm this specific part is correct for your vehicle.










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