See also:

Driving through water
If driving through deep or standing water is unavoidable, proceed very slowly. Never drive through water that is higher than the bottom of the wheel rims (for cars) or the bottom of the hubs ...

Recommended shift speeds
Upshift according to the following chart: ...

Tires
Tires are designed to give many thousands of miles of service, but they must be maintained in order to get the maximum benefit from them. ...