A few of my customers ride motorcycles and this question always comes up, so here they are, in chronological order, with my rough year of ownership noted:
Motobecane 50cc moped, circa 1984
Yamaha RZ250, circa 1988
Yamaha RD250, circa 1989
Yamaha RD400, circa 1989
Kawasaki KH400
Suzuki GSX1100ESD
Suzuki GSX400 Four, circa 1990
Suzuki GSX550 Four, circa 1990
Suzuki GSX1100EFE, circa 1992
Suzuki Bandit 1200, purchased new, circa 1996
Suzuki TL1000S, purchased new, circa 1997
Kawasaki GPZ750A1, circa 2000
Yamaha YZF1000R, purchased new, circa 2004
Kawasaki ZX12R, purchased new, circa 2006
BMW R1200R, purchased at 5000km, circa 2011
Yamaha MT09 purchased new in 2018
BMW R1250R purchased new in June 2023 and returned due to service damage in August 2023
BMW R1250R triple black purchased new in September 2023