KYB KG54326 Shock Absorber - Front

KYB Gas-a-Just Front Shock Absorber for GM Trucks

The KYB Gas-a-Just KG54326 is a monotube front shock absorber built as an OE-style replacement for select Chevrolet Silverado 1500 and GMC Sierra 1500 applications. It uses separate gas and oil chambers for quick response, stable control, and consistent damping on trucks that work, tow, or run larger wheels and tires.

Key Features

• Up to 25% more damping performance than original equipment shocks
• Monotube design separates gas and oil for fade-resistant operation and immediate response
• Higher gas pressure improves steering response and road control
• Triple chrome plated piston rod helps reduce seal wear and fluid leakage
• Valving and components are tuned specifically for GM trucks
• Includes a dust cover
• Designed to support electronic safety systems by helping the suspension perform as engineered

Product Details

Gas-a-Just is KYB’s monotube shock line for drivers who want firmer control than a standard OE twin-tube design. The KG54326 uses an air-free hydraulic working area for responsiveness and a high-pressure nitrogen chamber with a floating piston to maintain ride comfort during normal driving while delivering added damping when conditions demand it. With a compressed length of 9.65 inches, extended length of 14.33 inches, and 4.69 inches of stroke, this front shock absorber is built for the specified GM truck fitments below. This part cross-references Monroe Shocks & Struts (e.g., 911503) for the same application.

Vehicle Fitment

• Fits 2007 Chevrolet Silverado 1500 Classic, front; Recommended OEM Replacement; Exc. Electronic Suspension and Quadrasteer; Gas-a-just
• Fits 2007 GMC Sierra 1500 Classic, front; Recommended OEM Replacement; Exc. Electronic Suspension; Gas-a-just
• Fits 2004-2006 Chevrolet Silverado 1500, front; Recommended OEM Replacement; Exc. Electronic Suspension and Quadrasteer; Gas-a-just
• Fits 2004-2006 GMC Sierra 1500, front; Recommended OEM Replacement; Except Electronic Suspension and Quadrasteer; Gas-a-just
• Fits 2001-2003 Chevrolet Silverado 1500, front; Recommended OEM Replacement; Exc. HD, Electronic Suspension and Quadrasteer; Gas-a-just
• Fits 2001-2003 GMC Sierra 1500, front; Recommended OEM Replacement; Exc. Electronic Suspension and Quadrasteer; Gas-a-just
• Fits 1999-2000 Chevrolet Silverado 1500, front; Recommended OEM Replacement; Except Electronic Suspension and Quadrasteer; Gas-a-just
• Fits 1999-2000 GMC Sierra 1500, front; Recommended OEM Replacement; Exc. Electronic Suspension & Quadrasteer; Gas-a-just

Common Issues This Shock Can Address

• Excessive front-end bounce after bumps or dips
• Loose steering feel on GM truck front suspension
• Reduced control when towing or carrying heavier loads
• Shock fade during repeated road impacts
• Ride instability from worn OE-style front shocks

Installation Notes and Tips

Verify the vehicle’s suspension configuration before ordering, since this front shock does not fit electronic suspension or Quadrasteer-equipped applications listed as exclusions. Match the upper and lower mount types to the original shock, and confirm compressed and extended length against the vehicle’s suspension travel before installation. For best results, inspect related suspension wear items such as bushings, mounts, and tires during replacement.

Quality Assurance

KYB designs the Gas-a-Just line as an OE monotube replacement for restoring original vehicle capability with added damping performance. The KG54326 uses a high-pressure monotube layout and a chrome piston rod to support consistent operation and reduced seal wear in demanding truck use.