Traction

Traction may refer to:

 Engineering 
 Traction (engineering), adhesive friction or force
 Traction vector, in mechanics, the force per unit area on a surface, including normal and shear components

Electrical 
 Railway electric traction, the use of electric motors to propel rail cars
 Traction motor, a type of electric motor
 Traction elevator, a type of elevator

 Companies 
 British United Traction a company which produces railroad equipment
 Brush Traction, a company that maintains railway locomotives