Aston Martin DB 9 2010 Manual page 266

Volante
inch (mm).
Ride height is measured at GVW.
The minimum headroom required to open or close the
Convertible Roof is 60 in (1531 mm).
12.10
79.5 (2017)
50 (1261)
39 (990)
62 (1568)
17.5°
62 (1568)
74 (1875)
185.5 (4710)
108 (2740)
38.5 (980)
4 (105)
10.6° 10.6°
8.9°