AST Suspension Lowering Springs (35mm/25mm) - 2016+ Kia Optima Sports Wagon 1.6CRDi/1.7CRDi (JF)

The AST Suspension Lowering Springs for the 2016+ Kia Optima Sports Wagon (JF) are high-performance suspension components designed to improve handling and aesthetics. Crafted from premium high tensile chromium-silicone wire, these springs are selected for their strength and consistency. Each spring undergoes a meticulous manufacturing process, including cold winding, heat treatment to enhance hardness and reduce internal stresses, and individual shot peening. The springs are phosphate treated and powder coated to ensure durability and corrosion resistance, providing long-lasting performance. Featuring progressive rates on most vehicles, these springs offer a smoother ride and improved cornering stability, making them an excellent upgrade for enthusiasts seeking enhanced driving dynamics.

Designed specifically for the 2016 and newer Kia Optima JF models, these lowering springs are compatible with vehicles equipped with the 1.6CRDi and 1.7CRDi engines. They serve as a direct replacement for stock springs, lowering the ride height by 35mm at the front and 25mm at the rear to achieve a sportier stance. The springs are compatible with Electronic Damping Control (EDC) systems, ensuring seamless integration with the vehicle’s existing suspension setup. Ideal for street and spirited driving, these springs enhance handling without sacrificing ride comfort. Installation is straightforward, and the kit includes the necessary springs for a complete upgrade.