Bilstein B12 Suspension Kit (46-257703) - 6er 640i 640d 2WD;K:B1 ESE Performance Upgrade: Significantly improved handling

Performance Upgrade: Significantly improved handling and stability over factory dampers

Bilstein B12 Sportline is the ideal choice for drivers who want maximum road presence and performance from a factory-quality suspension upgrade

Transform your driving experience with the Bilstein B14 coilover kit

spirited weekend use

Premium Build Quality: Zinc-coated steel construction for corrosion resistance and long-term durability—even in harsh climates

Bilstein B12 Suspension Kit (46-257703) - 6er 640i 640d 2WD;K:B1 ESE Performance Upgrade: Significantly improved handlingBilstein B12 Pro Kit Complete Sport Suspension with Precision Handling The Bilstein B12 suspension kit combines Bilsteins performance dampers with specially matched Eibach lowering springs for a true plug and play upgrade in handling, ride quality, and aesthetics. Designed for drivers who demand sporty dynamics, reduced ride height, and OEM level comfort, the B12 kit delivers a balanced suspension solution straight out of the box. Whether you're