The BMW 7 Series’ codenames are the following: E23, E32, E38, E65/E66 and F01/F02.
All E23 BMW 7 Series models (with the exception of the 745i) were constructed with 12 valves M30 six-cylinder type, as used in the E3 and higher as E9. Although most E23 engines to direct fuel inyeción two models (728 and 730) has a four carburetors until 1979, when fuel injection is replaced by the 728i.
BMW E32 is the second generation for the BMW 7 Series was introduced in 1987 and had 730i and 735i with a 3.0 L engine, 3.5 L 6-cylinder in line, respectively a new 5.0 liters engine which delivers 300 hp (220 kW) and a V12 engine for the 750i. In 1992, the engines of 3.0 L and 4.0 L V8 were added to the range (730i and 740i). All models also had a version of “L” (long), which had more than 10 inches of legroom for rear seat passengers.
The E38 7 Series was introduced in 1995 and remained on sale until 2001. It was available in both short and long body. As for transmissions, in Europe the manual gearbox 5-speed was standard on all versions except for the BMW 740iL, BMW 740d and BMW 750i/iL, available to a gearbox 5-speed automatic, optional for other versions.
The BMW 7 Series E65/E66 was available in four different platforms: the E65 with the normal wheelbase, the extended-wheelbase E66, the High safety E67 version and the version of the E68 hydrogen. The E65/E66/E67/E68 BMW 7 Series iDrive system offered the first consisting of a video screen on the dashboard and a control unit mounted on the center console that is used much like a computer mouse.
BMW plans to offer a car using gasoline and hydrogen, to be called the BMW 7 Series Hydrogen. Drivers can switch fuel at the touch of a button. However, only 100 units were built so far is a limited edition.
The new BMW 7 Series F01/F02 was introduced in 2009. All models have a 6-speed ZF transmission. Five variants are presented, the 750Li, the 740Li, the 750i, the 740i and 730d.