Mercedes-Benz AMG GT Operator's Manual page 383

Vehicle-specific weight information can be found
on the vehicle identification plate.
Also observe the notes on loading the vehicle
( page 99).
/
Maximum design speeds
The maximum design speed may differ from the
stated figures in practice. It depends on the oper-
ating conditions, the optional equipment and the
size of the tires.
The following values apply only to vehicles with
the AMG Driver's Package.
Missing values were not available at time of going
to print.
Maximum design speed
Model
Mercedes-AMG GT 55
4MATIC+
Mercedes-AMG GT 63
4MATIC+
Technical data 381