SWIFT SPRINGS Z65-228-040 SWIFT SPRINGS Z65-228-040 Steel Coil-Over Spring, 224 lb/in Rate, Copper Powder Coat

The SWIFT SPRINGS Z65-228-040 is a precision coil-over spring designed for suspension systems that require consistent spring behavior, dependable support, and repeatable performance. Built for metric coil-over applications, this spring provides a 224 lb/in spring rate, making it suitable for suspension tuning where controlled compression and predictable handling are important. Its steel construction delivers the strength needed for demanding automotive use while maintaining a practical design for performance-oriented suspension setups.
The spring features a copper powder-coated finish that helps protect the steel surface during handling, installation, and normal use. The coating also gives the spring a clean, professional appearance within the suspension assembly. As an individual replacement or tuning component, the Z65-228-040 can be used when adjusting vehicle balance, ride characteristics, or coil-over spring selection. Verify the spring rate, inner diameter, free length, and coil-over compatibility before installation to ensure proper fitment with the intended suspension hardware.
SWIFT SPRINGS is recognized for producing specialized suspension springs for applications that demand accurate rates and dependable manufacturing quality. This coil-over spring is identified by part number Z65-228-040 for straightforward reference when ordering or matching components. It is supplied individually and is not restricted for air shipment or limited to truck freight, providing practical handling for repair, replacement, and suspension setup needs. Install only with compatible coil-over components and follow the vehicle or suspension manufacturer’s installation procedures.

Features:

• Coil-over spring designed for metric suspension applications

• 224 lb/in spring rate for controlled and predictable suspension response

• Durable steel construction for dependable performance

• Copper powder-coated finish for surface protection and a clean appearance

• Supplied individually for replacement or suspension tuning

• SWIFT SPRINGS part number Z65-228-040 for easy identification