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KYB Suspension 553603 Gas-a-Just Monotube Gas Shock Absorber

(2003-2007 Cadillac CTS)

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

Other options in this family: KYB Suspension KG54328 KYB Suspension KG5498 KYB Suspension KG9025 KYB Suspension KG54314 KYB Suspension 554384

Manufacturer

Picture for manufacturer KYB Suspension

Part Number

553603
20 reviews
Sale Price

$134.43

In Stock (10+)

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Usually delivered within 2 days

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Fitment guaranteed

Fitment guaranteed

Product Details

The KYB Gas-a-Just 553603 is a high-pressure monotube gas shock absorber designed to restore your vehicle's original performance capabilities. This performance-oriented shock provides superior handling and control compared to standard twin-tube designs.

Key Features:

  • Monotube design with two separate working chambers for optimal performance
  • Air-free hydraulic piston and valve area delivers immediate responsiveness and precise control
  • High-pressure nitrogen gas chamber with floating piston separates oil and gas for consistent damping
  • Provides comfortable ride quality during normal driving conditions
  • Delivers instant performance and improved handling during aggressive driving
  • Larger piston diameter than twin-tube designs for better heat dissipation
  • Fade-free performance even under demanding conditions
  • Direct OE monotube replacement for easy installation

The Gas-a-Just monotube construction offers significant advantages over conventional twin-tube shocks, including better heat management, more consistent damping force, and improved vehicle stability. The high-pressure nitrogen gas charge helps maintain tire contact with the road surface for enhanced traction and control.

Products specifications

Fits

2003-2007 Cadillac CTS

Compressed Length

18.54

Extended Length

22.54

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

Upper Mount Type

S1

Lower Mount Type

SPECIAL

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 CADILLAC CTS

Dust Cover Included

Y

B-stop

Y

R-stop

Y

Internal Rebound Spring

N

Stroke Length

4.00

It was a pain in the butt trying to complete payment ! I have never had this much trouble with any other companies!!!

Good product with great delivery time. Do wish product would have came with directions

Awesome

Very easy process. Item was well packed would recommend

Will keep in consideration for next purchase.

Found the lowest price for FluidAmpr Pulley for my 1j. Hope its shipped to me in 2 days like it says!

OK so far.

Great price!

I went through the Amazon payment option and it was a hassle.

good

Processed my order quickly and the price was unbeatable. Thank you Autoplicity for being such a good store to do business with. I will do more future business with you for my other auto needs.<br><br>Thank you

Very happy with the ease of the sale. Price was the cheapest around also. Thanks Autoplicity!

They're Greeeaaaaatttt!!

Excelente..

Great price, easy to follow menu. I look forward to a speedy delivery!

Easy, best price.

Thanks

My shopping experience has been great...it was very easy to find the part I was looking for.

Autoplicity best price on the web,FAST delivery, ordered wed. afternoon and received friday. AAAA++ RATING Will be ording from in the near future.

autoplicity is great very cheap prices

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