Moog CC648 Coil Spring Set - Front

Moog CC648 Coil Spring Set Overview

The Moog CC648 coil spring set is engineered for Chevrolet and GMC trucks and SUVs, including the C1500, C1500 Suburban, C2500, Tahoe, and Yukon models. Designed to maintain proper ride height and suspension performance, these coil springs offer reliable support and consistent handling characteristics.

• Variable rate coil springs with a wire diameter of 0.87 inches (22.20 mm)
• Black finish for corrosion resistance and durability
• Front and rear spring outside diameter of 5.780 inches
• Free height of 15.25 inches (387.40 mm) and compressed height of 12.75 inches (323.90 mm)
• Load capacity of 2300 lbs with a spring rate of 870 lbs per inch
• Squared and tangential end types for secure fitment
• Compatible with Chevrolet and GMC full-size trucks and SUVs

Technical Details and Specifications

The Moog CC648 coil spring set features a variable rate design, which allows the springs to provide a smooth ride under normal conditions while progressively stiffening under heavier loads. Each spring has a wire diameter of 0.87 inches (22.20 mm) and an outside diameter of 5.780 inches, ensuring a precise fit within the suspension assembly. Both front and rear springs share identical dimensions, including a free height of 15.25 inches (387.40 mm) and a compressed height of 12.75 inches (323.90 mm). The springs are finished in black to resist corrosion and extend service life. End types include squared and tangential, which help maintain proper alignment and seating during suspension travel.

Compatible Vehicles and Applications

This coil spring set is specifically designed for use with Chevrolet and GMC trucks and SUVs, including:

• Chevrolet C1500 and C1500 Suburban
• Chevrolet C2500
• Chevrolet Tahoe
• GMC Yukon

These springs are ideal for restoring factory ride height and suspension performance, especially in vehicles experiencing sagging or uneven stance due to worn or fatigued springs.

Common Issues Addressed by Moog CC648 Coil Springs

• Restores proper ride height on Chevrolet and GMC trucks and SUVs
• Improves handling and stability by maintaining correct suspension geometry
• Reduces bottoming out and harshness caused by worn springs
• Supports heavier loads with a 2300 lbs load capacity
• Prevents uneven tire wear related to suspension sag

Installation Notes and Tips

When installing the Moog CC648 coil spring set, ensure the vehicle is securely lifted and supported. Verify that the springs are oriented correctly with the squared and tangential ends seated properly in the spring perches. It is recommended to inspect related suspension components such as shocks and bushings during installation to maintain overall system integrity. Professional installation is advised to ensure safety and proper suspension function.

Quality Assurance and Warranty

Moog coil springs are manufactured to meet or exceed OEM specifications, providing consistent performance and durability. While specific warranty details are not provided here, Moog products typically come with a limited warranty against defects in materials and workmanship. For exact warranty terms, consult the product documentation or Moog directly.