PERIODIC MAINTENANCE AND MINOR REPAIR6-176Tire 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.NOTE:The tire tread depth limits may differfrom country to country. Always complywith the local regulations.WARNINGEWA10470 Have a Yamaha dealer replaceexcessively worn tires. Besidesbeing illegal, operating the vehi-cle with excessively worn tiresdecreases riding stability andcan lead to loss of control. The replacement of all wheeland brake related parts, includ-ing the tires, should be left to aYamaha dealer, who has thenecessary professional knowl-edge and experience.Tire informationThis motorcycle is equipped with castwheels and tubeless tires with valves.WARNINGEWA10480 The front and rear tires shouldbe of the same make and de-sign, otherwise the handlingcharacteristics of the motor-cycle cannot be guaranteed. After extensive tests, only thetires listed below have been ap-proved for this model byYamaha Motor Co., Ltd. Always make sure that the valvecaps are securely installed toprevent air pressure leakage. Use only the tire valves andvalve cores listed below toavoid tire deflation during ahigh-speed ride.1. Tire sidewall2. Tire tread depthMinimum tire tread depth (front andrear):1.6 mm (0.06 in)1. Tire air valve2. Tire air valve core3. Tire air valve cap with sealU5JWE4E0.book Page 17 Friday, July 30, 2004 6:07 PM