FORD 2013 Mustang v.2 - Manual (Page 164)

Note: Failure to fully press the clutch pedal to the floor may cause
increased shift efforts, prematurely wear transmission components or
damage the transmission.
Note: Do not drive with your foot resting on the clutch pedal or use the
clutch pedal to hold your vehicle at a standstill while waiting on a hill.
These actions will reduce the life of the clutch.
Recommended Shift Speeds
Note: Do not downshift into 1 (First) when your vehicle is moving faster
than 15 mph (24 km/h). This may damage the clutch and/or transmission.
Upshift according to the following charts.
For the 3.7L V6 with 2.73 axle ratio, shift according to the following chart:
Upshifts when accelerating (recommended for best fuel economy)
Shift from:
1 - 2 15 mph (24 km/h)
2 - 3 25 mph (40 km/h)
3 - 4 40 mph (64 km/h)
4 - 5 45 mph (72 km/h)
5 - 6 50 mph (80 km/h)
For the 3.7L V6 with 3.31 axle ratio, shift according to the following chart:
Upshifts when accelerating (recommended for best fuel economy)
Shift from:
1 - 2 13 mph (21 km/h)
2 - 3 26 mph (42 km/h)
3 - 4 37 mph (59 km/h)
4 - 5 43 mph (69 km/h)
5 - 6 59 mph (95 km/h)
For the 5.0L V8, shift according to the following chart:
Upshifts when accelerating (recommended for best fuel economy)
Shift from:
1 - 2 17 mph (27 km/h)
2 - 3 25 mph (40 km/h)
3 - 4 40 mph (64 km/h)
4 - 5 45 mph (72 km/h)
5 - 6 50 mph (80 km/h)
164 Transmission
2013 05+ Mustang (197)
Owners Guide gf, 2nd Printing
USA (fus)