go over there : http://www.toucanindustries.com/inde...link=Eurolite1 after click Replacement Bulbs and --Next Page-- and you guys tell me the different between 194- xenon mini side marker and 19480- side marker blue...

 

My guess... the last two digits denote color in their catalog. The red 194's are numbered 19410, purple are 19433, etc. Further down the page they list some dome light bulbs as 302210 as red and 302233 as purple.

Then again I could be totally off base...

 

he's probably right, its a way to distinguish the colors

 

I concurr