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ST XA Adjustable Coilovers w/ Redound Adj. BMW G20 M340i xDrive 4WD

For all those who want to influence more than just their ride height. ST XA Coilovers deliver the look you need through a wide range of height adjustment. With an extensively adjustable damper setup, you can precisely adjust the driving behavior of your car to achieve enhanced road control without a compromise in comfort. ST XA Coilover kits deliver precise adjustment to your ride height and look of your car. We manufacture the adjustable spring perch made of durable and friction-optimized polyamide composite material with a stainless steel insert. Thanks to the composite material corrosion is prevented between the strut and perch ensuring long lasting height adjustability while the stainless steel insert provides strength and confidence! ST XA Coilovers come preset to our factory recommended damper settings, the same configuration we test them at on our KW shock dynos before they go into your box. The 16 distinct clicks of adjustable rebound damping allow you to refine the driving dynamics with a simple turn of the adjustment knob. Each kit includes a detailed damper setup manual making it easy to reset to our recommended setting at any time. Whether your preference is comfort, sportiness, or something in between; ST XA puts the finer details of the driving dynamics in your hands. Galvanized zinc coated steel struts optimize corrosion protection for long lasting use. We add a dust protection system to prevent unwanted dirt and particulate from coming in contact with the hardened chrome piston rod or getting into the valve packs. We reinforce the system with a multi-layered pressure resistant sealing package, mono block guide system and a low friction piston band which works inside the pressure resistant internal damper housing. ST XA Coilovers deliver the look you need through a wide range of height & damping adjustment. Precisely adjust the driving behavior of your car to achieve enhanced road control without compromising comfort. ST Coilover Kits enable you to individually adjust the ride height of your car to improve the appearance and driving behavior. Depending on your selection, ST coilover kits offer a wide range of adjustments giving you the tools needed to dial them into your requirements. 2020+ BMW 3 Series (G20) Sedan, M340i xDrive 4WD
  • Elastomer Bump stop with integrated dust protection system prevents water and dirt particles reaching the piston rod and seals. The highly resilient bump stops act as dynamic load limiters while maintaining ride quality and durability.
  • Composite spring perch made from wear-resistant, friction-optimized polyamide composite with an embedded stainless-steel insert. The polyamide composite prevents oxidation while the stainless-steel insert maximizes strength.
  • ST coilovers are built by hand by the experts at KW in Fichtenberg, Germany. Each damper is tested on a shock dyno to verify it's making the proper forces before being put into the ST box.
  • Seamless Ride Height Adjustment - ST's composite spring perch and unique trapezoidal thread pitch make ride height adjustability a breeze so you can dial in your preferred look
  • ST XA coilovers feature adjustable rebound damping which puts you in control of how comfortable or sporty your car feels.
  • Zinc galvanized steel housing for improved resistance to corrosion.
  • 5 Year Limited Warranty - Unlimited Mileage
  • Made in Germany

Enhance your BMW G20 M340i xDrive's performance and appearance with the ST XA Adjustable Coilovers from ST Suspensions. Designed for precise ride height and damping adjustments, these coilovers allow you to tailor your vehicle's driving dynamics for optimal road control and comfort. Featuring a robust, corrosion-resistant construction, they are suitable for both daily driving and spirited performance. The advanced damper setup includes 16 distinct rebound damping clicks, enabling you to fine-tune the suspension response with ease, whether you prefer a softer, more comfortable ride or a sportier, road-hugging setup. Each coilover kit is pre-set to factory-recommended damper settings, verified on KW shock dynos, ensuring consistent quality and performance out of the box.
Constructed with high-quality materials, the composite spring perch made of wear-resistant polyamide composite with embedded stainless-steel inserts offers long-lasting durability and corrosion protection. The zinc-galvanized steel housing further enhances resistance to the elements, making these coilovers suitable for various driving conditions. The elastomer bump stops with integrated dust protection prevent dirt and water ingress, maintaining piston rod integrity and ride quality. The seamless ride height adjustment feature, combined with a trapezoidal thread pitch, makes dialing in your preferred look straightforward and reliable. Additionally, the adjustable rebound damping allows you to customize handling characteristics from comfortably compliant to aggressive and sporty. Hand-built in Germany by KW experts, each damper undergoes rigorous testing to ensure optimal force distribution and durability. A detailed setup manual is included for easy reset to factory settings, providing convenience and confidence for vehicle customization.
Designed specifically for the 2020+ BMW 3 Series (G20) Sedan, M340i xDrive 4WD, and compatible models, these coilovers are an excellent choice for enthusiasts seeking enhanced control, improved aesthetics, and personalized driving experience. The 5-year limited warranty and unlimited mileage coverage reflect the quality and reliability of the ST Suspensions brand. Invest in a suspension upgrade that combines German engineering, advanced materials, and professional craftsmanship to elevate your vehicle’s performance and style.

Features:

  • Adjustable ride height for customizable appearance and handling
  • 16 rebound damping adjustment clicks for refined driving dynamics
  • Corrosion-resistant zinc-galvanized steel housing ensures durability
  • Composite spring perch made of friction-optimized polyamide with stainless-steel insert for longevity
  • Elastomer bump stops with integrated dust protection prevent dirt ingress
  • Hand-assembled in Germany with factory-tested damping settings
  • Seamless ride height adjustment with trapezoidal thread pitch for easy tuning
  • Includes detailed damper setup manual for quick reset and adjustments
  • Suitable for daily driving and performance-oriented use
  • Backed by a 5-year limited warranty with unlimited mileage

Fitment:
BMW M240i xDrive Base 2022
BMW M240i xDrive Base 2023
BMW M240i xDrive Base 2024
BMW M340i xDrive Base 2020
BMW M340i xDrive Base 2021
BMW M340i xDrive Base 2022
BMW M340i xDrive Base 2023