You might want to start a thread in our Newbie Section and I guarantee you will get a ton of response.
A lot of guys speak English here and they will love to chat with a Harley enthusiast from overseas.
Kudos to you for the BMW tailbag...
This new Harley tailbag is an exact copy of the tailbag originally designed for the XR1200, except it has been improved. It will fit the XR and look very good.
This original HD XR1200 tailbag is no longer manufactured:
But this new bag appears to be identical in shape and form: