harbor freight tire diy tire changing stuff is on sale at the moment.

tire changer is $35
motorcycle tire changer adapter is $40
portable balancer is $50

dunno what exactly one would need to change a motorcycle tire.  can't tell from the pics.  maybe someone else could take a look and figure it out.

do you have a link for that?

edit:

n/m.  I found links:

http://www.harborfreight.com/cpi/ctaf/Displayitem.taf?itemnumber=42927

http://www.harborfreight.com/cpi/ctaf/Displayitem.taf?itemnumber=34542

http://www.harborfreight.com/cpi/ctaf/Displayitem.taf?itemnumber=39741

Otherwise known as:

$34.99   Portable Tire Changer

$39.99   Motorcycle Tire Changer Attachment

$49.99   Portable Wheel Balancer