Tuesday, December 9, 2025

AF1 125 model variants and how the UK models fit in

Following on from previous posts on the UK specification Futura bikes I have done a little additional research. To date I can confirm the UK 1992 Sport Pro bike is 100% a GE model as I have had this confirmed by a frame number on an owners bike. I am still waiting on conformation of the UK 1991 Futura with the FM style seat unit and colour scheme, however we know that the frame, fork, swingarm, mudguard etc are all GE spec, so for now I am categorising it also as a GE (UK) bike until proven otherwise via a frame number.

Here is a simplified version for all the AF1 models and how the UK bikes fit in to that timeline.


And to separate out the officially imported bikes in to the UK, we had:




Monday, December 1, 2025

My bike - previous engine work

Here is a little more history on my AF1 I found while going back over some old messages from the previous owner.

3rd July 2022:
"When we got it, the bike had been stored for 10-ish years but I cleaned the carb etc and it ran very well. After putting new tyres on etc and a fresh MOT, on its first ride it spat a load of gearbox oil out. After pressurising the crankcase, I thought it was crank seals so changed those and it made no difference, so I ended up splitting the motor down and saw that the gasket between the crankcase and gearbox had gone, so changed that and checked everything else as I went. One of the best Rotax lumps I've ever played with to be honest"









AF1 125 model variants and how the UK models fit in

Following on from previous posts on the UK specification Futura bikes I have done a little additional research. To date I can confirm the U...