The Sportmax Q4 is Dunlop’s highest-performance DOT-approved tire, purpose-built for track days.
AIRHEAD RECHARGEABLE AIR PUMP, 12V
BATTERY 6N2A-2C CONVENTIONAL Honda CT70 1970-1973 Honda SL70 1971-1973 Honda NC50 Express 1977-1977
BATTERY 6N11A-1B CONVENTIONAL
BATTERY 6N11-2D CONVENTIONAL Honda C70 1980-1981 Honda C70M 1971-1971 Yamaha CV80 Riva 80 1983-1987
AIRHEAD RECHARGEABLE AIR PUMP, 12V
BATTERY 6N2A-2C CONVENTIONAL Honda CT70 1970-1973 Honda SL70 1971-1973 Honda NC50 Express 1977-1977
BATTERY 6N11A-1B CONVENTIONAL
BATTERY 6N11-2D CONVENTIONAL Honda C70 1980-1981 Honda C70M 1971-1971 Yamaha CV80 Riva 80 1983-1987
The Sportmax Q4 is Dunlop’s highest-performance DOT-approved tire, purpose-built for track days.
| Weight | 13 lbs |
|---|---|
| Dimensions | 24.92 × 24.92 × 7.38 in |
| Brand | |
| Model |
| Width | Ratio | Rim |
|---|---|---|
| 190 | 50 | 17 |


