Training has basically become a racer’s full-time job. Sure, they have to ride a dirt bike a lot and work on technique, but at this extremely competitive level, a racer’s fitness has to be maximized as much as humanly possible. But for these guys, they have plenty of time to work on weight training, core, and cardio, among many other things. Not so much for the weekend warrior. So if push came to shove and they could only choose one with the most benefit, we wanted to know which they would choose.