Speeding is a moving violation, and moving violations are not looked upon kindly by insurers.

FORBES: The High Price Of Speeding

Depending upon where you are and how flexible the court is, you may be allowed to plea down your violation to something considered a non-moving violation, which should not affect your insurance.

FORBES: Can I blame my GPS for a ticket?

Half the states in the U.S. use a "points" system to measure drivers' moving violation history.

FORBES: The Most Expensive States For Speeding Tickets 2007