See also:

TWR (Tongue Weight Rating)
The TWR specifies the maximum permissible weight that the ball coupling of the trailer tow hitch can support. ...

Important notes on tire pressure
WARNING Should the tire pressure drop repeatedly:  - check the tire for foreign bodies.  - check whether the wheel is losing air or the valve is leaking.  - make sure that onl ...

Direction of rotation
Tires with a specified direction of rotation have additional benefits, e.g. if there is a risk of hydroplaning. You will only gain these benefits if the correct direction of rotation is mainta ...