See also:

Information on differential anddifferential locks
When the vehicle drives around a corner, the wheels on the outside of the bend must cover a greater distance and must therefore turn more rapidly than the wheels on the inside. The differential, ...

Important safety notes
WARNING Gasoline and diesel fuels are highly flammable and poisonous. They burn violently and can cause serious injury. Never allow sparks, flames or smoking materials near gasoline or diesel ...

DOT, Tire Identification Number (TIN)
U.S. tire regulations prescribe that every manufacturer of new tires or retreader has to imprint a TIN in or on the sidewall of each tire produced. The TIN is a unique identification number. ...