KYB KG4521 Gas-A-Just High Pressure Monotube Shock Absorber

The KYB KG4521 Gas-A-Just is a high-performance monotube shock absorber designed to deliver superior handling and control for a wide range of vehicles. This versatile shock serves multiple applications including front suspension on classic Volkswagen models, rear quad shock positions on Ford Mustangs, and axle shaft damper applications on various vehicles.

Advanced Monotube Design:

• High-pressure nitrogen gas charge eliminates aeration and shock fade
• Floating piston design provides instant, automatic adjustment to driving conditions
• Micro-smooth, hard-chromed piston extends service life
• Seamless cylinder and eye-ring construction eliminates seam failures
• Velocity-sensitive valving adjusts quickly to changing road conditions

Technical Specifications:

• Extended length: 16.26 inches
• Compressed length: 10.55 inches
• Stroke length: 5.71 inches
• Mounting eye inner diameter: 12mm (approximately 1/2 inch)
• Includes mounting spacers where applicable

KYB is a world-class Original Equipment supplier to major vehicle manufacturers, bringing OE quality and reliability to the aftermarket. The Gas-A-Just line offers performance that exceeds traditional twin-tube shocks, providing firmer ride quality, improved response to steering inputs, and better tire contact with the road. Backed by KYB's limited lifetime warranty.

Cross-Reference: Replaces Monroe 32355 and EMPI 97-1011.