BMW 7-series 8-speed could get stop-start technology
ZF’s latest entry into the ever-escalating automatic transmission wars, an eight-speed unit, has just been updated to include compatibility with stop-start technology.
This will allow the close-geared system to shut the engine down when the vehicle comes to a stop, yet fire the engine back up and drive off at a moment’s notice when the accelerator is pressed, much like a golf cart.
The innovation comes from an addition called a ‘hydraulic impulse oil storage unit’.
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