AST Suspension Lowering Springs

Part #: ASTLS-14-474

Overview

The AST Suspension Lowering Springs are designed to enhance the handling and aesthetics of your 2009-2018 BMW Z4 Roadster 35i/35is (E89). These springs are engineered to lower your vehicle's ride height by approximately 30mm at the front and 25mm at the rear, providing a sportier stance and improved cornering performance. Crafted for enthusiasts seeking a balance of style, ride quality, and handling, these springs help reduce body roll and improve stability during spirited driving. They are an ideal upgrade for drivers looking to refine their Z4's driving dynamics without compromising daily comfort.

Key Features

Designed with precision and performance in mind, the AST Lowering Springs feature high-quality steel construction with a durable coating to resist corrosion. The progressive spring rate ensures a smooth ride while maintaining excellent handling characteristics. Their specific design reduces wheel gap for a more aggressive look and enhances vehicle responsiveness. These springs are intended to support improved cornering, reduced body roll, and a lowered center of gravity, contributing to a more engaging driving experience.

Construction & Design

Manufactured from high-strength steel, the springs are engineered with a progressive coil design to optimize ride comfort and handling. The coating provides resistance against corrosion and environmental wear, ensuring longevity and consistent performance over time.

Driving Feel & Feedback

Lowering your BMW Z4 with these springs results in a more planted feel during cornering and improved steering response. The reduction in body roll enhances driver confidence and provides a sportier driving experience, while maintaining a comfortable ride quality suitable for daily driving.

Installation & Fitment

Installation involves replacing the factory springs with these lowering springs, typically requiring basic suspension tools. Proper alignment is recommended after installation to ensure optimal handling and tire wear.

What’s Included

The package includes a set of four springs, designed specifically for the BMW Z4 E89 model, ensuring a direct bolt-on upgrade for a seamless fit and performance enhancement.