The Sportmax Q4 is Dunlop’s highest-performance DOT-approved tire, purpose-built for track days.
Piston Wrist Pin For Vertex Pistons Only Honda SXS500M2 Pioneer 500 15-19 H
Piston Kit Hc Forged 95.97/Std 13.5:1 Kawasaki KX450X 21-23
PISTON KIT CAST 52.44/STD /SUZ Kawasaki KX100 1995-2013
Piston Kit Hc Forged 95.96/Std 13.5:1 Kawasaki KX450F 19-21
Forged Replica Piston Kit Kawasaki KX250F KX250X 23-24
MOTO HYDRO 4 BLK/FTRY ORNG 3L ELITE PNP HYDRATION PACK
Top End Kit Hc 76.95/Std 13.5:1 Yamaha Wr250f 2001-2013 Wr 25
PISTON KIT FORGED NIKASIL CYL 76.79/STD 13.8:1 HON
BATTERY 6N4B-2A-3 CONVENTIONAL Kawasaki F11 1973-1975 Kawasaki F9 1973-1975 Yamaha Dt50 1988-1990 Yamaha Dt100 1974-1976 Yamaha Dt175 1974-1977 Yamaha Dt250 1974-1976 Yamaha Dt400 1975-1976 Yamaha Dt360 1974-1974
TIRE DT3-R REAR 150/70R18 70V RADIAL TL
Piston Wrist Pin For Vertex Pistons Only Honda SXS500M2 Pioneer 500 15-19 H
Piston Kit Hc Forged 95.97/Std 13.5:1 Kawasaki KX450X 21-23
PISTON KIT CAST 52.44/STD /SUZ Kawasaki KX100 1995-2013
Piston Kit Hc Forged 95.96/Std 13.5:1 Kawasaki KX450F 19-21
Forged Replica Piston Kit Kawasaki KX250F KX250X 23-24
MOTO HYDRO 4 BLK/FTRY ORNG 3L ELITE PNP HYDRATION PACK
Top End Kit Hc 76.95/Std 13.5:1 Yamaha Wr250f 2001-2013 Wr 25
PISTON KIT FORGED NIKASIL CYL 76.79/STD 13.8:1 HON
BATTERY 6N4B-2A-3 CONVENTIONAL Kawasaki F11 1973-1975 Kawasaki F9 1973-1975 Yamaha Dt50 1988-1990 Yamaha Dt100 1974-1976 Yamaha Dt175 1974-1977 Yamaha Dt250 1974-1976 Yamaha Dt400 1975-1976 Yamaha Dt360 1974-1974
TIRE DT3-R REAR 150/70R18 70V RADIAL TL
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 |


