If you can qualify (Basically, a veteran, child of a veteran, or if you can spell veteran

) give USAA a good hard look:
https://www.usaa.com/They don't directly offer motorcycle insurance (yet?) but they arrange motorcycle insurance through Progressive, and their auto insurance can't be beat. Multiple times I've had sales droids from other insurers trying to sell me on theirs ask me who I'm currently with, and when I tell them they just flat out say "Never mind, I can't touch their prices or service."
(From their website: Active Military
Individuals who are currently serving in the U.S. Air Force, Army, Coast Guard, Marines or Navy.
Former Military
Those who have retired or separated from the U.S. military with a discharge type of Honorable.
Family
Widows, widowers and un-remarried former spouses of USAA members who had USAA auto or property insurance while married and individuals whose parents have or had USAA auto or property insurance.
Cadets and Midshipmen
Cadets and midshipmen at U.S. service academies, in advanced ROTC or on ROTC scholarship, plus officer candidates within 24 months of commissioning)