See also:

Tire rotation
Tire rotation NISSAN recommends rotating the tires every 7,500 miles (12,000 km). See “Flat tire” in the “In case of emergency” section of this manual for tire replacing procedures. ...

Wheels and tires
...

Safety
At this time, the Sentra has not been crash tested by the Insurance Institute for Highway Safety. Standard safety features include antilock brakes with electronic brake-force distribution, active ...