Moog 5390 Coil Spring Set - Front

Moog Coil Spring Set 5390 Overview

The Moog Coil Spring Set 5390 is engineered to restore suspension performance for select Chevrolet, Oldsmobile, and Pontiac models. Designed with precise dimensions and durable materials, this coil spring set supports reliable handling and ride quality for vehicles like the Cutlass, El Camino, and GTO.

• Wire diameter options: 0.65 inches (16.70 mm)
• Spring color: Black for corrosion resistance
• Front and rear spring outside diameter: 4.950 inches
• Front and rear spring relaxed length: 16.63 inches (422.40 mm)
• Front and rear spring compressed length: 11.00 inches (279.40 mm)

Technical Details of Moog Coil Spring Set 5390

This coil spring set features a consistent wire diameter of 0.65 inches (16.70 mm) and a black finish that helps resist environmental wear. Both front and rear springs share identical outside diameters of 4.950 inches, ensuring balanced suspension geometry. The relaxed length of 16.63 inches (422.40 mm) and compressed length of 11.00 inches (279.40 mm) provide the necessary travel and support for proper suspension function. These specifications make the Moog 5390 coil springs suitable for restoring ride height and handling characteristics on compatible vehicles.

Compatible Vehicles and Applications

The Moog Coil Spring Set 5390 is compatible with a range of classic and muscle cars, including:

• Chevrolet El Camino
• Oldsmobile Cutlass and Cutlass Supreme
• Pontiac GTO, LeMans, and Tempest

This set is ideal for owners seeking to maintain or restore suspension performance on these specific models, ensuring proper fit and function.

Common Suspension Issues Addressed

• Sagging or lowered ride height due to worn springs
• Uneven or unstable handling characteristics
• Reduced suspension travel affecting comfort and control
• Corrosion or damage to original coil springs
• Restoring factory suspension geometry and balance

Installation Notes and Tips

When installing the Moog Coil Spring Set 5390, ensure the vehicle is securely lifted and supported. Use appropriate spring compressors to safely remove and install coil springs. Verify that the spring orientation and seating match factory specifications for both front and rear suspension. It is recommended to inspect related suspension components such as shocks and mounts during installation for optimal performance.

Quality Assurance and Warranty

Moog is recognized for manufacturing suspension components that meet or exceed OEM standards. The Coil Spring Set 5390 undergoes rigorous quality control to ensure durability and consistent performance. While specific warranty details are not provided here, Moog products typically include coverage against defects in materials and workmanship. Consult product documentation or Moog directly for warranty terms.