A primary cause of single-vehicle motorcycle collisions is:

A primary cause of single-vehicle collisions is motorcyclists running too wide in a curve or turn. Taking a turn too wide can cause a motorcycle to leave the roadway or collide with an object.

• Motorcyclists' tendency to ride too fast for weather conditions.
• Motorcyclists turning too wide in a curve or turn.
• Motorcyclists running off the road while trying to avoid a collision with another vehicle.