PERIODIC MAINTENANCE AND ADJUSTMENT6-186EAU21776TiresTires are the only contact between thevehicle and the road. Safety in all con-ditions of riding depends on a relativelysmall area of road contact. Therefore, itis essential to maintain the tires in goodcondition at all times and replace themat the appropriate time with the speci-fied tires.Tire air pressureThe tire air pressure should be checkedand, if necessary, adjusted before eachride.WARNINGEWA10503Operation of this vehicle with im-proper tire pressure may cause se-vere injury or death from loss ofcontrol.● The tire air pressure must bechecked and adjusted on coldtires (i.e., when the temperatureof the tires equals the ambienttemperature).● The tire air pressure must be ad-justed in accordance with theriding speed and with the totalweight of rider, passenger, car-go, and accessories approvedfor this model.WARNINGEWA10511Never overload your vehicle. Opera-tion of an overloaded vehicle couldcause an accident.Tire inspectionThe tires must be checked before eachride. If the center tread depth reachesthe specified limit, if the tire has a nail orglass fragments in it, or if the sidewall iscracked, have a Yamaha dealer re-place the tire immediately.Tire air pressure (measured on coldtires):0–90 kg (0–198 lb):Front:250 kPa (2.50 kgf/cm², 36 psi)Rear:290 kPa (2.90 kgf/cm², 42 psi)FZ8-N 90–199 kg (198–439 lb)FZ8-NA 90–194 kg (198–428 lb):Front:250 kPa (2.50 kgf/cm², 36 psi)Rear:290 kPa (2.90 kgf/cm², 42 psi)High-speed riding:Front:250 kPa (2.50 kgf/cm², 36 psi)Rear:290 kPa (2.90 kgf/cm², 42 psi)Maximum load*:FZ8-N 199 kg (439 lb)FZ8-NA 194 kg (428 lb)* Total weight of rider, passenger, car-go and accessories1. Tire sidewall2. Tire tread depthMinimum tire tread depth (front andrear):1.6 mm (0.06 in)U39PE2E0.book Page 18 Thursday, November 8, 2012 9:24 AM