Ford Ranger Owner's Manual page 246

4 x 2 — Manual transmission
Release the parking brake.
Place the transmission gearshift in the neutral position.
Maximum speed is limited by towing equipment
manufacturer's recommendation, unlimited distance.
4 x 4 — Manual shift transfer case
Release the parking brake.
Place the transmission gearshift in the neutral position.
Place the transfer case gearshift in the neutral position.
Set the manual locking hubs in the FREE position.
Maximum speed is 55 mph (88 km/h), unlimited distance.
4 x 4 Electric shift transfer case
Release the parking brake.
Place the transmission gearshift in the neutral position.
Ensure the transfer case is in 2H and the auto hubs are
unlocked.
NOTE: Both the 4WD and 4WD Low indicator lights in the
instrument panel will be off when the 4WD switch is
in 2WD.
For automatic transmissions:
Maximum speed is 35 mph (56 km/h).
Maximum distance is 50 miles (80 km).
Roadside Emergencies
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