– M5 has gone four-wheel drive or it can be deactivate to rear wheel drive.
– A dual-clutch automatic transmission is no longer offered for the M5. Its transition to a more conventional torque converter also includes a transmission fluid cooler to ensure consistent performance even when being punished on the track.
– A new exhaust system addresses some criticisms that the previous M5 wasn’t loud enough. It is now also lighter than the outgoing system.
– Maximum speed is limited to 155 mph, but customers who want the ultimate M5 V-max thrill can opt for the M Driver’s Package, which lets the super sedan stretch its legs all the way to 189 mph.
– With a little more cash, the iron-rotor brake discs can be upgraded to M carbon-ceramic discs which save 50 pounds of weight for improved handling, and delivers race car stopping power along with adding a gold-colored set of calipers.
Photos: Car and Driver