The chassis offers an optimal balance of sportiness, comfort and safety. For Smart 451 from BJ. 01/2007 – 11/2014 / Possible lowering front. 5-30/HA. 20-40 Axle load FA:- 440 kg – RA:- 660 kg. Infinitely adjustable chassis for lowering the vehicle by 5-30 mm on the front axle and 20-40 mm on the rear axle. The ready-to-install complete solution with complete documentation for easy handling. The delivery includes a TÜV parts certificate (according to the certificate, 3mm distances may be necessary on the VA).