SWIFT SPRINGS Z65-203-140 Swift Springs Z65-203-140 Coil-Over Spring, 784 lb/in Rate, Copper Powder Coat

The Swift Springs Z65-203-140 is a high-performance coil-over spring designed for suspension applications that require consistent spring behavior and reliable support. Manufactured from quality steel, this spring delivers a firm 784 lb/in spring rate, making it suitable for performance-oriented street, track, and competition setups where controlled suspension movement is essential. Its coil-over design integrates with compatible adjustable suspension systems for precise tuning and improved vehicle balance.

A copper powder coat provides a durable exterior finish that helps protect the spring surface during regular use while giving the component a distinctive appearance. The carefully formed coils are engineered to provide predictable compression characteristics, helping suspension builders achieve repeatable handling and ride-control results. Whether used as part of a new coil-over installation or as a replacement spring, the Swift Springs Z65-203-140 offers dependable performance for demanding applications.

This spring is sold individually and is intended for use with suspension components that match its specifications and installation requirements. Verify compatibility with the coil-over assembly, vehicle application, and desired suspension setup before installation. The Swift Springs brand is recognized for producing purpose-built performance springs, and the Z65-203-140 provides a practical solution for users seeking a strong, accurately rated coil-over spring with a durable finish.

Features:

• Brand: Swift Springs

• Part Number: Z65-203-140

• Spring Type: Coil-over suspension spring

• Spring Rate: 784 lb/in, converted from the manufacturer’s metric rating

• Construction: Steel for dependable suspension support

• Finish: Copper powder coat for durable surface protection

• Application: Performance street, track, and competition suspension systems

• Packaging: Sold individually