Moog 80659 Coil Spring Set - Rear

Moog Coil Spring Set Overview

The Moog 80659 coil spring set is engineered to restore suspension performance for select Buick, Cadillac, Oldsmobile, and Pontiac models. Designed with precise wire diameter and spring dimensions, this coil spring set ensures reliable ride height and handling characteristics.

• Wire diameter: 0.57 inches (14.70 mm)
• Spring color: Black
• Front and rear spring outside diameter: 6.730 inches
• Front and rear spring relaxed length: 10.93 inches (277.70 mm)
• Front and rear spring compressed length: 7.00 inches (177.80 mm)

Detailed Coil Spring Specifications

The Moog 80659 coil spring set features a consistent wire diameter of 0.57 inches (14.70 mm) and a black finish for corrosion resistance. Both front and rear springs share an outside diameter of 6.730 inches, ensuring uniform suspension geometry. The relaxed length of 10.93 inches (277.70 mm) and compressed length of 7.00 inches (177.80 mm) provide the necessary spring travel for proper suspension function. These specifications are critical for maintaining ride height and absorbing road impacts effectively.

Compatible Vehicles and Applications

This coil spring set is compatible with a range of vehicles including Buick Aurora, Cadillac DTS, Cadillac Seville, Oldsmobile Riviera, Pontiac Bonneville, and other models such as Buick LeSabre, Cadillac Lucerne, and Oldsmobile Park Avenue. The Moog 80659 is designed specifically for these applications to meet factory suspension requirements.

• Restores proper ride height on Buick Aurora and LeSabre
• Improves suspension response on Cadillac DTS and Seville
• Replaces worn springs on Oldsmobile Riviera and Park Avenue
• Maintains handling stability on Pontiac Bonneville

Installation Notes and Tips

When installing the Moog 80659 coil spring set, ensure the vehicle is securely lifted and the suspension components are properly supported. It is recommended to replace springs in pairs (front or rear) to maintain balanced suspension performance. Verify spring orientation and seating to avoid premature wear or noise. Professional installation is advised for safety and optimal results.

Quality Assurance and Warranty

Moog coil springs are manufactured to meet or exceed OEM specifications, providing consistent performance and durability. The 80659 coil spring set undergoes rigorous quality control to ensure dimensional accuracy and material strength. While specific warranty details are not provided, Moog products typically come with a limited warranty against defects in materials and workmanship.