Utilizing the latest in big block tire technology, these bias-ply adventure tires are ideal for situations where a rider spends 40% on-road and 60% off road. - Adventure touring tires withfour ply carcass construction - Big block tire tread technology - Superior on-road handling and mileage - Stable sidewalls for soft surfaces - Ideal for 40% on-road/60% off road - These dual sport motorcycle tires are tubeless or tube type, depending on size - Tire size 120/90-18 is tube type and Q rated for speeds up to 100 mph - Tire size 130/80-17 is tubeless and T rated for speeds up to 118 mph - Tire sizes 140/80-17 and 150/70R-17are tube type and R rated for speeds up to 106 mph - Tire size 150/70-17 is tubeless and Q rated for speeds up to 100 mph - Tire size 150/70B-18 is tubeless and Q rated for speeds up to 100 mph - Tire size 170/60R-17 is tubeless and H rated for speeds up to 130 mph - DOT approved - Available in the following motorcycle tire sizes 120/90-18, 130/80-17, 140/80-17, 150/70-17, 150/70R-17,150/70B-18, and 170/60R-17