To better understand the evolution of the BMW 3-series, we borrowed a 335i (E90) and a 328i (F30) from BimmerWorld, a BMW racing and tuning emporium in Dublin, Virginia, for a bottoms-up chassis exam. Morse Measurements in Salisbury, North Carolina, bolted the test subjects to its $3 million kinematics and compliance (K&C) machine to record [...]