PERIODIC MAINTENANCE AND MINOR REPAIR6-166If the center tread depth reaches thespecified 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 informationThis motorcycle is equipped with spokewheels and tube tires.WARNINGEWA10460 The front and rear tires shouldbe of the same make and de-sign, otherwise the handlingcharacteristics of the vehiclecannot be guaranteed. After extensive tests, only thetires listed below have been ap-proved for this model byYamaha Motor Co., Ltd.WARNINGEWA14390 Have a Yamaha dealer replaceexcessively worn tires. Operat-ing the motorcycle with exces-sively worn tires decreasesriding stability and can lead toloss of control. The replacement of all wheel-and brake-related parts, includ-ing the tires, should be left to aYamaha dealer, who has thenecessary professional knowl-edge and experience. It is not recommended to patcha punctured tube. If unavoid-able, however, patch the tubevery carefully and replace it assoon as possible with a high-quality product.Minimum tire tread depth (front andrear):4.0 mm (0.16 in)Front tire:Size:YZ85 70/100-17 40MYZ85LW 70/100-19 42MYZ85LWW 70/100-19 42MYZ85W 70/100-17 40MYZ85W1 70/100-17 40MManufacturer/model:YZ85 DUNLOP/D739FA (ZAF)YZ85 DUNLOP/D756F(AUT)(BEL)(CHE)(DEU)(DNK)(ESP)(FIN)(FRA)(GBR)(GRC)(IRL)(NLD)(NOR)(PRT)(SWE)YZ85LW DUNLOP/D756FYZ85LWW DUNLOP/D756FYZ85W DUNLOP/D756FYZ85W1 DUNLOP/D756FRear tire:Size:YZ85 90/100-14 49MYZ85LW 90/100-16 52MYZ85LWW 90/100-16 52MYZ85W 90/100-14 49MYZ85W1 90/100-14 49MManufacturer/model:DUNLOP/D756