If they are a Buell dealer, I know for a fact they have the info. Its in the 2009 XB Parts book. They are just being lazy and uninformed.....
Here's a list
bolt - 3225 x 4
washer - 6029 x 4
locknut - 60031-61 x 4
screw - AA0408.1CZB X 1
P-clip - CM0006.1AU X 1
Mount - Y1012.1AU X 1
Spacer - Y1014.1AU X 1