Ключевые слова: acceleration, action, arena, bike, championship, close, competition, curve, danger, dangerous, dirt, dust, extremesport, fast, friends, front, group, heat, helmet, helmets, iversen, janowski, monster, motion, moto, motor, motorbike, motorcycle, motorsport, pack, passing, power, race, race day, racer, rider, sgp, side, speed, speedway, speedwaybike, sport, stockholm, sweden, wheel,