The 2019 KTM 450 SX-F motocross bike is raced by the Red Bull KTM Factory Racing team of Marvin Musquin and Cooper Webb. We put KTM’s flagship motocross bike on our in-house Dynojet dynamometer where it produced 50.79 hp at 9,320 rpm and 32.55 pound-feet of torque at 6,800 rpm.