Introducing the all-new Sportmax Q4. Bold look, bold performance for bold riders. A purpose-built track-day tyre achieves lean angles up to 62 degrees! The Sportmax Q4 is DOT-approved for street-legal use.Radial / Track / Road TyreMade in USAThe user-friendly Q4 does not require tyre warmers, and runs at street pressures, eliminating the need for chassis or electronic adjustments.Rear tyre compound contains carbon black like DunlopâEUsÃ,,ôs racing slicks for maximum grip.Jointless Tread (JLT) technology uses a continuously wound strip compound to optimize stability, flex, and grip across the rear tread profile.Carbon Fiber Technology (CFT) uses carbon fiber reinforcement in the sidewalls for exceptional cornering performance, braking stability and feel.On Tread BrandingâEUsÃ,,îraised letters built into the shoulder.This purpose-built track-day tyre achieves lean angles up to 62 degrees*, more than any other street-legal tyre Dunlop has ever made.The Sportmax Q4 is DOT-approved for street-legal use.