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KYB Suspension 5510011 Gas-a-Just Monotube Performance Shock Absorber

(2014-2015 Lexus IS250 Base/GS; 2016-2018 Lexus IS300; 2014-2018 Lexus IS350 Base/GS)

Part of: KYB Suspension Gas-a-Just Monotube Performance Shock Absorber

Other options in this family: KYB Suspension 551108 KYB Suspension KG4605A KYB Suspension 551119 KYB Suspension KG4503 KYB Suspension 551122

Manufacturer

Picture for manufacturer KYB Suspension

Part Number

5510011
11 reviews
Sale Price

$93.50

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The KYB Gas-a-Just 5510011 is a high-pressure monotube gas shock absorber engineered to deliver superior performance and fade-free operation. Unlike traditional twin-tube shocks, this monotube design offers instant automatic adjustment to changing road conditions and driving demands, making it an excellent choice for both OE replacement and performance upgrade applications.

Advanced Monotube Design Benefits:

  • Dual-chamber construction with separate hydraulic and gas chambers for optimal performance
  • Air-free hydraulic piston and valve area ensures precise responsiveness and control
  • High-pressure nitrogen gas chamber with floating piston technology
  • Fade-resistant performance that eliminates aeration issues common in twin-tube designs
  • Instant automatic adjustment to performance demands without manual intervention
  • Balanced ride quality combining everyday comfort with on-demand performance capability

The Gas-a-Just's innovative two-chamber system separates the hydraulic fluid from the nitrogen gas using a floating piston, preventing fluid aeration and maintaining consistent damping performance under all driving conditions. This design makes the 5510011 ideal for drivers seeking improved handling, reduced body roll, and enhanced control without sacrificing ride comfort.

Products specifications

Fits

2014-2015 Lexus IS250 Base/GS; 2016-2018 Lexus IS300; 2014-2018 Lexus IS350 Base/GS

Upper Mount Type

12X1.25

Compressed Length

13.2

Extended Length

17.2

Stroke Length

4

Feature and Benefit 7

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.

Feature and Benefit 5

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

Feature and Benefit 3

GAS-A-JUST MONOTUBES ARE DESIGNED FOR VEHICLES THAT WORK, TOW, AND HAVE LARGER, HEAVIER TIRES & WHEELS

Feature and Benefit 4

HIGH PRESSURE MONOTUBE DESIGN SEPARATES THE GAS AND OIL FOR FADE FREE OPERATION AND INSTANT RESPONSE

Dust Cover Included

N

B-stop

N

FEATURE AND BENEFIT 1

THE CORRECT, MONOTUBE-DESIGNED OEM REPLACEMENT

Feature and Benefit 6

THE HIGHER GAS PRESSURE OF THE KYB GAS-A-JUST RESPONDS QUICKLY TO IMPROVE STEERING RESPONSE

Feature and Benefit 2

THE KYB GAS-A-JUST HELPS RESTORE THE DESIGNED CONTROL AND HANDLING OF THE LEXUS IS SEDAN

R-stop

Y

Internal Rebound Spring

N

Quick and easy. Best price i have found for the part I need. Amazon checkout option is nice.

Super easy and the best price!

Was easy to order

great price on cyber monday

Quick and easy through Amazon checkout. Nice job.

So far so good, best price I could find that actually had the part in stock

Easy internet usage

Please send the one exactly as pictured on the website. Thanks

great price for turbo timer. received it in a couple of days. great

I will see when I get my exhaust how it was

Great transaction clear communications and great pricing recommend for future purchases.

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