See also:

Tire identification marks
Tire size 255/50 R 19 103 Y 255: nominal width in mm 50: aspect ratio in % R: radial tire code 19: rim diameter in inches 103: load rating, not for ZR tires Y: speed rating, before the R on ZR ...

Playing a supporting role: innovative new 8-speed automatic transmission.
All new BMW 5-Series models will feature an 8-speed automatic transmission, which brings smooth shifting, sportiness and efficiency to new levels of perfection. Compared to the exemplary 6-speed a ...

2012 BMW 650 review
One of the greatest leaps in automotive progress this past decade has been the taming of the convertible. Once requiring a tradeoff — open-air enjoyment versus performance and year-round comfort — ...