Moog 639 Coil Spring Set - Front

Moog Coil Spring Set for Chevrolet Bel Air and Corvette

The Moog 639 Coil Spring Set is engineered to restore proper suspension performance for Chevrolet Bel Air and Corvette models. Designed with precise wire diameter and spring length specifications, this coil spring set ensures reliable ride height and handling characteristics.

• Wire diameter options: 0.59 inch and 15.10 mm for strength and durability
• Front and rear spring relaxed length: 14.22 inches (361.20 mm)
• Front and rear spring compressed length: 9.50 inches (241.30 mm)
• Compatible with Chevrolet Bel Air and Corvette suspension systems
• Part number 639 for accurate identification and fitment

Technical Details of Moog 639 Coil Spring Set

This coil spring set features a wire diameter of 0.59 inches (15.10 mm), providing the necessary stiffness to support vehicle weight and maintain suspension geometry. Both front and rear springs have a relaxed length of 14.22 inches (361.20 mm), allowing for proper ride height when unloaded. The compressed length of 9.50 inches (241.30 mm) ensures adequate travel under load, contributing to consistent handling and comfort. These specifications are critical for maintaining the suspension integrity of Chevrolet Bel Air and Corvette vehicles.

Applications and Problem Solving

• Restores original ride height and suspension performance on Chevrolet Bel Air and Corvette
• Replaces worn or sagging coil springs that cause uneven tire wear or poor handling
• Addresses suspension noise or harshness related to damaged springs
• Improves vehicle stability and control during cornering and braking
• Supports proper alignment and suspension geometry for safer driving

Installation Notes and Tips

When installing the Moog 639 Coil Spring Set, ensure the vehicle is securely lifted and supported. It is recommended to replace coil springs in pairs (front or rear) to maintain balanced suspension performance. Verify spring orientation and seating to avoid premature wear or noise. After installation, a professional wheel alignment is advised to optimize handling and tire life.

Quality Assurance and Warranty

Moog coil springs are manufactured to meet or exceed OEM specifications, ensuring durability and consistent performance. The 639 Coil Spring Set undergoes rigorous quality control to provide reliable suspension support for Chevrolet Bel Air and Corvette models. Warranty details are available through Moog and should be consulted for specific coverage information.