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KYB Suspension 554388 Gas-a-Just Monotube High Pressure Gas Shock Absorber

(2008-2019 Ford F-250 Super Duty; 2008-2016 Ford F-350 Super Duty)

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

Other options in this family: KYB Suspension KG54317 KYB Suspension KG5462 KYB Suspension KG4752 KYB Suspension 554348 KYB Suspension KG5440

Manufacturer

Picture for manufacturer KYB Suspension

Part Number

554388
16 reviews
Sale Price

$80.20

In Stock (10+)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The KYB Gas-a-Just monotube shock absorber delivers superior performance through its advanced high-pressure gas monotube design. Unlike traditional twin-tube shocks, this monotube configuration provides fade-free performance and instant response to changing road conditions.

Key Features:

  • Monotube design with separate working chambers for optimal performance
  • Air-free hydraulic piston and valve area ensures precise responsiveness and control
  • High-pressure nitrogen gas chamber with floating piston for consistent damping
  • Fade-free performance eliminates aeration issues common in twin-tube designs
  • Automatically adjusts to driving demands for comfort during normal driving and enhanced performance when needed
  • Larger piston diameter provides increased stroke area for improved heat dissipation

The Gas-a-Just shock absorber is engineered for drivers seeking enhanced handling, reduced body roll, and firmer damping characteristics. The monotube design maintains consistent performance under demanding conditions by preventing shock fade and maintaining optimal operating temperature.

Products specifications

Fits

2008-2019 Ford F-250 Super Duty; 2008-2016 Ford F-350 Super Duty

FEATURE AND BENEFIT 1

ADDS UP TO 25% MORE DAMPING PERFORMANCE OVER ORIGINAL EQUIPMENT SHOCKS

Stroke Length

10.2

Compressed Length

16.3

Extended Length

26.5

Feature and Benefit 2

COMPONENTS AND VALVING DESIGNED SPECIFICALLY FOR SUPER DUTY FORD TRUCKS

Upper Mount Type

E1

Lower Mount Type

E2(12X38)

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 INCLUDE ADDITIONAL DAMPING OVER OE DESIGN 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

B-stop

N

R-stop

N

Feature and Benefit 6

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

Dust Cover Included

Y

Internal Rebound Spring

N

Stroke Length

10.20

Nice and easy!!

Quick and easy. Will shop here again.

Order was quick and simple well satisfied with the price

Easy, fast and no problems! Thank You!

The web site and the selection of the product is a great experience and the ease of using the site was great.

so far great, checking on some other stuff,now. thank you!

Easy

Quick & Easy!

ok so for

Easy to find parts.

Fast and easy...hopefully the shipping is just as fast!

Excellent job guys and gals. It just doesn't get easier than this! placed order, received confirmation email, received shipping email, was able to track shipment and received product on my doorstep well packaged and in mint condition. very quick turnaround :) like i said, it just doesn't get any easier than this! <br>Thanks again.

Autoplicity had the lowest price online for the product I needed. I will definitely buy from them again.

Great experience

Very easy!!

Awesome awesome awesome so glad I was able to get what I needed for such a great deal

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