Speedmaster 550 lbs./in. Spring Rate 7" Tall Coil Over Shock Springs Pair Silver PCE493.1007

The Speedmaster PCE493.1007 coil over shock springs are precision-engineered suspension components designed for custom coil over shock applications and performance vehicle builds. These springs feature a 550 lbs./in. spring rate and stand 7" tall, delivering a controlled ride and load support for demanding suspension setups. Sold as a pair in silver finish, they integrate seamlessly with coil over shock systems used in racing, hot rodding, and street performance applications where precise spring tuning is essential.

These coil over shock springs are ideal for builders and suspension enthusiasts who need reliable, grounded spring performance without compromise. The 550 lbs./in. rate provides moderate stiffness suitable for street-to-strip vehicles, while the 7" height accommodates popular coil over packages. The durable silver finish resists corrosion, and the pair format ensures matched performance across both sides of the vehicle.

Key Features & Benefits

• 550 lbs./in. Spring Rate: Provides moderate stiffness tuning for coil over shock setups in street and performance applications.
• 7" Tall Height: Fits standard coil over shock packages used in custom suspension builds.
• Sold as Pair: Two matched springs ensure balanced suspension geometry and consistent ride on both vehicle sides.
• Silver Finish: Corrosion-resistant coating extends durability in varied driving and storage conditions.
• Coil Over Compatible: Engineered for use with coil over shock absorber systems in performance and race vehicles.

Specifications

Ideal Applications

• Custom coil over shock suspension builds for performance and street vehicles
• Hot rod and custom car frame-up restorations with modern suspension upgrades
• Road race and autocross vehicle suspension tuning and adjustment
• Street-strip dual-purpose vehicles requiring adjustable spring rate and ride height