KYB 5540004 Shock Absorber

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• Lexus 4853080665
• Lexus 4853080666
• Lexus 4853080675

• The Gas-a-just monotube shock absorber is available as an OE monotube replacement to restore your vehicles original capabilities. The KYB Gas-a-just has two separate working chambers: An air-free hydraulic piston and valve area for responsiveness and control, and a second high-pressure nitrogen gas area with a floating piston that provides a comfortable ride during normal driving and adds instant performance on demand.
• Electronic safety systems depend on the suspension, brakes and tires operating as the vehicle manufacturer intended. The KYB Gas-a-just helps keep Electronic Safety Systems performing as designed.
• Fluid leaking can be a cause of shock failure, the KYB Gas-a-just has an ultra-smooth triple chrome plated chrome piston rod to reduce seal wear
• Gas-a-Just monotubes are designed for vehicles that work, tow, and have larger, heavier tires & wheels
• High pressure monotube design separates the gas and oil for fade free operation and instant response
• The correct, monotube-designed OEM replacement
• The higher gas pressure of the KYB Gas-a-Just responds quickly to improve steering response
• The KYB Gas-a-just helps restore the designed control and handling of your Lexus IS250 & IS350 (RWD)