sticky

My first riding season ended last summer with worn clutch splines and a tow home. I replaced the clutch myself but had my local BMW dealer replace the heavily fretted transmission input shaft. Today was the first warm enough day to ride the bike and get it up to speed. It shifted through...

I have a pair of BMW Vario side cases for my F650GS Twin. On the bike for 60,000 mi. They have worked well, but now are so stiff / sticky when adjusting from "thin" to "wide" that I'm afraid of breaking the plastic gears inside the walls of the sliding mechanism. Can anyone recommend a fix or...