Porsche Cayman User Handbook Manual page 43

Differential
rapid gearshifts with no
interruption in the flow of power,
which result in a considerably
faster rate of acceleration for the
same rate of fuel consumption.
The advantage over a fully
automatic transmission is the
perceptible increase in driving
dynamics – with a similar level of
comfort, and a distinct reduction
in fuel consumption.
Multi-plate clutch 2
7
5
3
1 R
Semi-gearbox 1
(1st, 3rd, 5th, 7th, R gear)
The compact dimensions of the
gearbox reduce rotational masses
which means that the engine
response is more direct and the
system is more lightweight.
This, along with the long-ratio 7th
gear, helps to achieve reduced
fuel consumption and emission
figures comparable with those
of a manual gearbox. With the
optional Sport Chrono Package,
Multi-plate clutch 1
6
4
2
Semi-gearbox 2
(2nd, 4th, 6th gear)
PDK is enhanced by the 'Launch
Control' and 'motorsport-derived
gearshift strategy' functions (p. 62).
In essence, PDK combines
sportiness with efficiency and
comfort. What does all this
mean for you? Exactly what you
would expect: uninterrupted
driving pleasure.
Cayman | Drive
Engine
PDK function diagram
51