FORD 1999 F-350 - Manual (Page 121)

Maximum downshift speeds 1
6-speed transmission
Shift from: Transfer case position (if equipped) 2
2H or 4H 4L
D (Overdrive) - 4 72 km/h (45 mph) 26 km/h (16 mph)
4 - 3 56 km/h (35 mph) 19 km/h (12 mph)
3 - 2 32 km/h (20 mph) 13 km/h (8 mph)
2 - 1 8 km/h (5 mph) 3 km/h (2 mph)
1 - LO Only shift to LO when at a stop.
1 Use 2H or 4H for 4WD equipped vehicles.
2 Downshift at lower speeds when driving on slippery surfaces.
Parking your vehicle
1. Disengage the clutch, apply brake
and shift into N (Neutral).
1
2 4 R
3
D
1
2 4
R
L
3 D
Driving
121