From the BMW website.
|Front Wheel||2.50 x 19 cast aluminum|
|Rear Wheel||3.50 x 17 cast aluminum|
|Front Tire||110/80 x 19 tubeless|
|Rear Tire||140/80 x 17 tubeless|
|Front Wheel||2.50 x 19 wire-spoke|
|Rear Wheel||3.00 x 17 wire-spoke|
|Front Tire||100/90 x 19 tube-type|
|Rear Tire||130/80 x 17 tube-type|
Hope this helps.
I can imagine a no more rewarding career. And any man who may be asked in this century what he did to make his life worthwhile, I think can respond with a good deal of pride and satisfaction: "I served in the United States Navy." JFK
"I rode a lot of dirt bikes when I was younger, so I trust the chain and sprockets more than that newfangled voodoo shaft stuff!" DolphinJohn