The 712 is designed for mileage and performance with a staggered tread pattern that provides excellent wet weather performance. Designed for mileage and performance Staggered tread pattern provides excellent wet weather performance 100/90-19 57h Measures 3.6 inches installed Check your bike for clearances cannot be returned if installed.    Part # Size Speed Rating Load Index Permitted Rim Size Outside Diameter Width Max Load   87-4143 120/80-16 H 60 2.50~3.00 23.54 in. 4.69 in. 40 psi  87-4140 100/90-18 H 56 2.15~2.75 25.08 in. 3.98 in. 40 psi  87-4157 3.00-18 H 55 1.85~2.15 24.69 in. 3.15 in. 40 psi  87-4141 100/90-19 H 57 2.15~2.75 26.1 in. 3.98 in. 40 psi  87-4142 110/90-19 H 62 2.15~3.00 26.81 in. 4.29 in. 40 psi  87-4158 3.50-18 H 60 1.85~2.50 25.55 in. 3.66 in. 40 psi  87-4156 100/90-18 H 56 2.15~2.75 25.08 in. 3.98 in. 40 psi  87-4150 110/90-18 H 61 2.15~3.00 25.79 in. 4.29 in. 40 psi