The Sportmax Q4 is Dunlop’s highest-performance DOT-approved tire, purpose-built for track days.
PISTON KIT HC FORGED 76.94/STD 13.5:1 GAS/ Gas-Gas EC 250F 2010-2015 Yamaha YZ250F 2005-2013 Yamaha WR250F 2005-2013
WISECO Piston Kit Re Armorglide Dlc 97.00/Std 14:1 Yamaha Yz450f 2010-2013 Mpn: Re815m09700Fitment Yamaha Yz450f 2010 2011 2012 2013
Rogue Mx Lock On Grip Graphite
TIRE SPORTMAX GPR-300 REAR 190/50ZR17 73W RADIAL TL
PISTON KIT HC FORGED 76.94/STD 13.5:1 GAS/ Gas-Gas EC 250F 2010-2015 Yamaha YZ250F 2005-2013 Yamaha WR250F 2005-2013
WISECO Piston Kit Re Armorglide Dlc 97.00/Std 14:1 Yamaha Yz450f 2010-2013 Mpn: Re815m09700Fitment Yamaha Yz450f 2010 2011 2012 2013
Rogue Mx Lock On Grip Graphite
TIRE SPORTMAX GPR-300 REAR 190/50ZR17 73W 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 |


