My advice came from Rohloff in Germany. I emailed them to explain I was interested in a Rohloff hub bike without any kind of service history. I asked them whether it was worth buying. This is their answer in full:
"Unfortunately, I am unable to provide an answer as each unit will react...
Hi, is the bike still available please? I already have two rohloff eqipped bikes but, at the right price, this would fill a gap in my cycling armoury.
The Rohloff hub isn't a sealed unit and draws in air, complete with moisture, over time and this is why they have to have an oil change every...