ST Suspensions XA Coilovers - BMW M240i xDrive, M340i xDrive (G20/G42) 2020-2024

ST XA coilover kit for the 2020-2024 BMW M240i xDrive (G42) and M340i xDrive (G20). Built by KW in Fichtenberg, Germany, the XA combines threaded ride-height adjustment with 16-click rebound damping so you can dial in stance and driving character independently. Galvanized zinc-coated steel struts resist corrosion; the spring perch is friction-optimized polyamide composite with a stainless-steel insert. Every damper is shock-dyno tested before boxing. Carries a 5-year limited unlimited-mileage warranty.

Specifications

Documents: Installation Instructions (PDF)

This part fits:

Shipping

• In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
• Standard, expedited, and overnight options at checkout.
• Oversized items ship by freight and take longer.
• Backordered items ship as soon as stock lands — contact us for lead times.
• International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

• 30-day returns on new, uninstalled items in original packaging with all hardware.
• Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
• Installed or used parts can’t be returned — confirm fitment before you install.
• Special orders and custom items are final sale.
• Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Refund Policy