1991: Yamaha TDM850 launched.
1993: Yamaha TDM850 gets new chrome silencers, silver frame, polished footrest brackets.
1994: Minor gearbox and clutch modifications for Yamaha TDM850.
1996: Bigger 43mm forks, shorter frame, close ratio gearbox, 270-degree crank engine, redesigned exhaust and silencers, twin bulb headlamps, new styling, larger 20 litre fuel tank.
1997: Yamaha TDM850 gets modified wiring loom to allow alarm fitment.
2001: Yamaha TDM850 replaced by TDM900.