The caster angle or castor angle is the angular displacement of the steering axis from the vertical axis of a steered wheel in a car, motorcycle, bicycle, other vehicle or a vessel, as seen from the s
Front suspension of a race car— the caster angle is formed by the line between upper and lower ball joint
An example of a chopper with a raked fork at an extreme caster angle
Bicycle and motorcycle dynamics is the science of the motion of bicycles and motorcycles and their components, due to the forces acting on them. Dynamics falls under a branch of physics known as class
A computer-generated, simplified model of bike and rider demonstrating an uncontrolled right turn.
Bicycles leaning in a turn.
External forces on a bike and rider leaning in a turn: Weight in green, drag in blue, vertical ground reaction in red, net propulsive and rolling resistance in yellow, friction in response to turn in orange, and net torques on front wheel in magenta