F20 F21 1-Series M135i M140i ST Lowering Spring Kit 20/20mm

Drop your F20 or F21 1-Series - including M135i and M140i xDrive - by a clean 20mm front and rear. These ST springs are engineered for factory adaptive dampers, so they work straight out of the box with no fiddling.

• Chrome-silicon-steel wire, multiply tempered and epoxy coated
• Vehicle-specific rates: balanced handling, no crashiness or float
• Made for fast-road use - compliant enough for daily driving, sharp enough for track days
• No spacers, no camber kits needed; true bolt-on fitment