Motorcycle Specs Database:     www.motorbikespecs.net/

Vehicle Recalls direct from NHTSA : http://www-odi.nhtsa.dot.gov/recalls/recallsearch.cfm

Technical Services Bulletins (Defects and Recalls): http://www-odi.nhtsa.dot.gov/cars/problems/tsb/tsbsearch.cfm

Vehicle Stiffness Coefficient: Click Here, this is included in our software documentation too.

Sun Position Calculator:  http://www.esrl.noaa.gov/gmd/grad/solcalc/
This one is great!! It brings up a satellite image to zoom to location and you can type in day and time and will give you the azimuth and elevation.  It also has check boxes at bottom that show the path of the angle of the sun at sunrise, sun set and current time.