I ride a few thousand miles on it each year for commuting only. I change the oil and filter each spring using Mobil 1 Synthetic and a K&N oil filter. The chain and sprockets were replaced last year. Bike runs and sounds great. Modifications include: GSXR fork and brakes ZX10R rear shock Yoshi pipes Power Commander III TRE modification (timing retard eliminator) Factory Pro timing advance key Corbin Seat GSXR rear view mirrors Many other minor mods (i. e. brake levers. grips etc) Included are a rear seat and bike stand.