Welcome to teh Forum.
This may work for lowering the R3 for her. On sale for $29.99. Can't beat that!
http://www.jpcycles.com/product/990-310
Another Forum member has ordered it and should be reporting back how it works out.
Follow this thread: http://www.r3-forums.com/forum/289-yamaha-r3-general-discussion/3858-can-lowered-2.html