SWIFT SPRINGS Z65-152-140 SWIFT SPRINGS Z65-152-140 Coil-Over Spring, 784 lb/in Rate, Copper Powder Coat

The SWIFT SPRINGS Z65-152-140 is a performance-focused coil-over spring designed for suspension systems that require consistent spring behavior and dependable support. Built from high-quality steel, this spring delivers a firm 784 lb/in spring rate, converted from the manufacturer’s metric rating, to help provide controlled suspension response in demanding applications. Its coil-over design is suited for compatible adjustable suspension assemblies and replacement setups where precise spring selection is important.
The spring features a durable copper powder coat that helps protect the steel surface during handling, installation, and regular use. The coating also gives the spring a distinctive finish while supporting long-term appearance and corrosion resistance when maintained in appropriate conditions. As with any suspension component, proper compatibility with the coil-over body, spring seat, travel requirements, and vehicle application should be confirmed before installation.
SWIFT SPRINGS part number Z65-152-140 is supplied as one individual spring, making it a practical choice for replacing a worn component or configuring a suspension system with a specific spring rate. Its clearly defined rate helps suspension builders, technicians, and enthusiasts select a spring that matches their setup goals. For best results, install the spring with compatible hardware and follow the suspension manufacturer’s procedures for preload adjustment, safety inspection, and final alignment. This spring is not air restricted and is not designated for truck-freight-only shipping.

Features:

• Brand and Part Number: SWIFT SPRINGS Z65-152-140 coil-over spring

• Application: Designed for compatible coil-over suspension systems and replacement applications

• Spring Rate: 784 lb/in, equivalent to the manufacturer’s 14 kgf/mm rating

• Construction: Durable steel construction for dependable suspension support

• Finish: Copper powder coat helps protect the surface and provides a distinctive appearance

• Quantity: Supplied as one individual spring