Eibach Pro-Kit Performance Spring Kit for BMW M3, M3 Competition, M4, M4 Competition & M4 CS (F80/F82/F83). Suits all years. Part number E10-20-031-09-22/E10-20-031-10-22. Front axle load 1050kg, rear axle load 1170kg (1250kg on F31). Lowers up to 20mm front (15mm on M4 CS) and 10mm rear (5mm on M4 CS, 15mm on F31).
Without leveling control. Not for vehicles with 4WD.
Eibach enjoys a worldwide reputation as a leading manufacturer of high-performance suspension springs, components and systems as well as hi-tech industrial springs – specially for demanding applications. The range of applications is very comprehensive: it covers almost all areas of high-quality industrial and automotive applications.