AST Lowering Springs

2019+ BMW M340i xDrive 3.0L Turbocharged

Part #: ASTLS-20-320

Overview

The AST Lowering Springs for the 2019 and newer BMW M340i xDrive are designed to enhance your vehicle's stance and handling characteristics without compromising ride comfort. Engineered specifically for this model, these springs provide a subtle yet impactful drop that improves the vehicle's center of gravity, resulting in better stability and a more aggressive appearance. Whether you're looking to improve your daily driving experience or add a sporty edge to your BMW, these springs are an excellent upgrade.

Made with high-quality materials and precision manufacturing, the AST lowering springs are ideal for enthusiasts who want a balanced combination of performance, comfort, and style. They are perfect for street driving, spirited canyon runs, or light track use, offering improved handling dynamics while maintaining the OEM-like ride quality you expect from your BMW.

Key Features

AST Lowering Springs are crafted from premium steel and produced using advanced Wafios coiling machines, ensuring consistent quality and durability. These springs are developed and tested to work flawlessly with your vehicle's stock dampers, providing a reliable upgrade that enhances your BMW's stance without the need for additional suspension modifications.

• Vehicle-specific design for a perfect fit on the BMW M340i xDrive (2019+ models)
• Lowering height ranges from approximately 20mm to 60mm, giving your vehicle a more aggressive stance
• Made from high-strength steel for durability and long-lasting performance
• Engineered to work seamlessly with OEM dampers, preserving ride quality and comfort
• Developed through rigorous testing to ensure safety, reliability, and consistent handling improvements
• Precision-wound coils using Wafios machinery for uniformity and quality control
• Designed to improve handling response, reduce body roll, and enhance overall driving dynamics
• Backed by AST's reputation for quality suspension components for performance enthusiasts
• Suitable for street use, spirited driving, and light track days

Construction & Design

The AST lowering springs are constructed from high-grade steel, ensuring strength and resilience under demanding driving conditions. The springs are carefully wound using state-of-the-art Wafios coiling machines, which guarantee precise coil dimensions and consistent spring rates. This meticulous manufacturing process results in a product that maintains its shape and performance over time.

The springs feature a progressive coil design that provides a comfortable ride during everyday driving while offering enhanced handling during aggressive maneuvers. The specific lowering range of 20mm to 60mm is achieved through carefully calibrated spring rates, which optimize ride quality and vehicle stability. The springs are finished with a durable coating to resist corrosion and maintain their appearance over years of use.

Installation & Fitment

The AST Lowering Springs are designed as direct replacements for your vehicle's OEM springs, making installation straightforward for experienced DIY enthusiasts or professional mechanics. No additional modifications, cutting, or drilling are required. The springs are compatible with your stock dampers, so no suspension tuning or adjustments are necessary. For optimal performance, it is recommended to have a professional alignment performed after installation to ensure proper handling and tire wear.

• Easy bolt-on installation with OEM mounting points
• No need for additional parts or modifications
• Maintains factory ride quality while enhancing stance and handling

What's Included

• Set of four high-quality lowering springs (front and rear)
• Installation instructions

Ideal For

• BMW M340i xDrive owners seeking a sportier stance and improved handling
• Enthusiasts wanting to lower their vehicle without sacrificing comfort
• Street drivers and spirited enthusiasts looking for a balanced suspension upgrade