| Tread depth of 6/32 on the front tires | |
| Mismatched tire sizes | |
| Radial and bias-ply tires used together | |
| Too much air pressure |
| You have better visibility | |
| You can back more quickly | |
| The driver`s side mirror provides less distortion | |
| The law requires it |
| Fire extinguisher, first aid kit, wheel chock | |
| Spare fuses, fire extinguisher, emergency warning device | |
| Cell phone, emergency warning device, tire inflation kit | |
| First aid kit, flash light, spare fuses |