Front Shock Absorber for 2003-2024 Chevrolet Express 2500 & More - KYB 554356

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$89.99
MPN: 554356
UPC: 781552543862
Item Package Quantity: 1
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KYB Suspension Shock Absorber P/N:554356
KYB Suspension Shock Absorber P/N:554356
$89.99

Get firm, controlled damping for your work van with the KYB shock absorber Gas-a-just (P/N 554356), a high-pressure monotube gas unit engineered as a direct-fit front replacement for the listed applications. It fits many vehicles, among them the 2003-2025 Chevrolet Express 2500, 2003-2025 Chevrolet Express 3500 and 2003-2025 GMC Savana 2500. Its components and valving are designed specifically for GM vans. See the Buyer's Guide tab for the full list and engine-level fitment.

  • Monotube gas design: Two separate working chambers — an air-free hydraulic piston and valve area for responsiveness, plus a high-pressure nitrogen area with a floating piston — help deliver comfortable normal-driving ride with performance on demand.
  • Fade-free operation: Separating the gas and oil is designed to resist aeration fade and support quick response.
  • Extra damping: Adds up to 25% more damping performance over original-equipment shocks — suited to vehicles that work, tow, and run larger, heavier tires and wheels.
  • Triple chrome-plated piston rod: An ultra-smooth rod is designed to reduce seal wear, since fluid leaking can be a cause of shock failure.

The higher gas pressure is designed to improve steering response and helps keep electronic safety systems performing as intended. Sold individually; replacing shocks as a pair is recommended for balanced ride and handling.

Interchange: 88982652 · G63895 · 911257

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

88982652, G63895, 911257

Frequently Asked Questions

What is the KYB gas shock absorber Gas-a-just design?

P/N 554356 is a high-pressure monotube gas shock. It uses separate air-free hydraulic and high-pressure nitrogen chambers with a floating piston for responsive control and fade-free operation.

Does this KYB Gas-a-just shock absorber fit the 2003-2025 Chevrolet Express 2500, 2003-2025 Chevrolet Express 3500 or 2003-2025 GMC Savana 2500?

Yes, it is a front shock for those vans and fits many other vehicles as well. Check the Buyer's Guide tab to confirm your vehicle.

Is it a front or rear shock?

This is a front position shock absorber for the listed applications.

Do I need to replace both shocks at once?

It is sold individually. Replacing the shocks on the same axle as a pair is recommended for even, balanced ride and handling.

How does the piston rod help reliability?

Fluid leaking can be a cause of shock failure. The Gas-a-just uses an ultra-smooth triple chrome-plated piston rod designed to reduce seal wear.