KYB Suspension Strut P/N:551124

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$236.99
MPN: 551124
UPC: 781552649441
Item Package Quantity: 1
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KYB Suspension Strut P/N:551124
KYB Suspension Strut P/N:551124
$236.99

Sharpen steering response and restore the factory ride you expect with the KYB Gas-a-just Suspension Strut 551124, a high-pressure monotube gas strut that installs as the rear left unit on the 2007-2017 Lexus LS460. This KYB strut is offered as an OE monotube replacement built to help restore your vehicle's original capabilities.

  • Twin-chamber monotube design: an air-free hydraulic piston and valve area for responsiveness and control, plus a separate high-pressure nitrogen gas chamber with a floating piston for a comfortable ride during normal driving and added performance on demand.
  • Higher gas pressure: the increased pressure responds quickly to help improve steering response.
  • Fade-free operation: the high-pressure monotube design separates the gas and oil for fade-free operation and instant response.
  • Triple chrome-plated piston rod: an ultra-smooth triple chrome plated rod reduces seal wear; fluid leaking can be a cause of strut failure.

The Gas-a-just is designed for vehicles that work, tow, and run larger, heavier tires and wheels, and it helps restore the designed control and handling of the Lexus LS while helping keep Electronic Safety Systems performing as designed. Sold individually as the rear left strut; replacing the left and right sides together as a matched pair is recommended for balanced handling.

Interchange: 4854059055

This part cross-references / interchanges with the following part numbers:

4854059055

Frequently Asked Questions

What vehicle does this KYB Gas-a-just strut fit?

It is the rear left strut for the 2007-2017 Lexus LS460. Check the Buyer's Guide tab to confirm the correct engine and trim for your vehicle.

Is this a monotube or twin-tube strut?

It is a high-pressure monotube gas design that separates the gas and oil into two chambers for fade-free operation and instant response.

What is the Gas-a-just designed for?

It is built for vehicles that work, tow, and carry larger, heavier tires and wheels, and its higher gas pressure helps improve steering response.

What are signs this strut may need replacing?

Fluid leaking can be a cause of strut failure, along with reduced control, poorer handling, or a rougher ride. Diagnose the cause before replacing.

Should I replace both rear struts together?

Struts are sold individually and this is the rear left unit. Replacing the left and right sides as a matched pair is recommended for even, balanced handling.