Moog 81665 Coil Spring Set - Rear

Moog Coil Spring Set for Ford Fusion, Lincoln MKZ, Mercury Milan

The Moog 81665 coil spring set is engineered to restore your vehicle's suspension performance with precision. Designed specifically for Ford Fusion, Lincoln MKZ, and Mercury Milan models, this coil spring set ensures consistent ride height and handling characteristics.

• Wire diameter options: 0.578 inches (14.7 mm) for durability and strength
• Front and rear spring relaxed length: 13.722 inches (348.5 mm) for proper suspension geometry
• Front and rear spring compressed length: 9.500 inches (241.3 mm) to maintain optimal compression under load
• Compatible with Ford Fusion, Lincoln MKZ, and Mercury Milan suspension systems
• Part number 81665 for accurate identification and fitment

Technical Details of Moog 81665 Coil Spring Set

This coil spring set features a wire diameter of 0.578 inches (14.7 mm), providing the necessary strength to support vehicle weight and absorb road impacts effectively. Both front and rear springs share identical relaxed lengths of 13.722 inches (348.5 mm), ensuring balanced suspension height and consistent handling. The compressed length of 9.500 inches (241.3 mm) allows the springs to compress adequately under load without bottoming out prematurely. These specifications are critical for maintaining the suspension geometry and ride quality on Ford Fusion, Lincoln MKZ, and Mercury Milan vehicles.

Applications and Suspension Issues Addressed

• Restores proper ride height and suspension alignment on Ford Fusion, Lincoln MKZ, and Mercury Milan
• Replaces worn or sagging coil springs that cause uneven tire wear
• Improves handling stability and reduces body roll during cornering
• Addresses suspension noise or harshness related to weakened springs
• Supports safe and consistent vehicle load management

Installation Notes and Tips

When installing the Moog 81665 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 prevent misalignment. After installation, a professional wheel alignment is advised to optimize handling and tire wear.

Quality Assurance and Warranty

Moog coil springs are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The 81665 coil spring set undergoes rigorous quality control to maintain consistent dimensions and material strength. While specific warranty details are not provided, Moog products typically come with a limited warranty against defects in materials and workmanship.