... butyl tube ) sizes as below: MOTORCYCLE GENERAL TIRE: 250-16,250-18, 250-17, 300-8, 300-10, 225 ... -10, 3.25-18, 300-18, 110/90-16, 130/90-15 300-10, 90/90-18, MOTORCYCLE ... 00-18, 3. 25-16, 3. 25-18, 3. 50-16, 3. 50-18, 4. 00-8, 4. 00-12, 80 / ... 90-18, 110-90-16, 80 / 90-17 ... -10, 3. 75-10, 3. 75-19, 4. 10-18, 4. 50-12, 4. 50-16, 4. 50-18, 4PR / 6PR. . . Order ...