Spec or Speed Bearings


#1

I just wanna know what is the difference between the Spec bearing and the Speed Bearing.
Also what do u prefer Spec or Speed Bearings??


#2

i am sure that they are mostly the same
only spec is yyf and speed is yyj


#3

So what should i buy spec or speed


#4

personaly i like spec better but thats just imo


#5

speed it is cheaper ;D