The freezing might work. If you think that freezing them (which makes them harder) would make them more tough, try it.
the reason you freeze your wheels is to try and make them last longer. If you freeze them make sure you let them warm up before you skate or they will chip very easly
Wheels dont make a skateboard easier to turn on the skateboard trucks do that.
no
Bones wheels
yes the sizes of skateboard wheels range from 40-70 mm
yes
4
Wheels
polyurathayne,
The wheels allow them to move. If you look at a skateboard it has wheels.
Skateboard companies make decks and wheels
There are no trunks on a skateboard, you are probably referring to the "trucks" which are the parts the wheels attatch to.
Spitfire Or Autobahn.