01 bonneville 12k miles. Here's a video of my bike I took while going down the road. The noise happens when I'm going slow and clutch out in any gear. It stops if I clutch in. It does it about 70 percent of the time as I clutch out. The clutch doesn't slip and it pulls well.
View: https://youtu.be/uEGgBEu9_pY?feature=shared
View: https://youtu.be/uEGgBEu9_pY?feature=shared