gait training for young horse RSS

Q.  Hi, My coming four-year-old TWH does the stepping pace when we gait fairly slowly. However, when asking for any speed, he breaks into a hard pace. I've had him for about a year and walk him about 98% of the time. I've started him slowly and have gradually asked for more reach and speed at the walk but as soon as he breaks into gait, its pace,pace,pace. His gait gets very rough when going downhill. That is his gait of choice in the pasture as well. He likes to travel with his head up high so I'm sure his...