Movement and coordination moderately affected in the trunk and arms and mildly in the legs.

Movement and coordination mildly affected down one side.

Movement of the hip joint moderately affected.

The absence of both arms.

Near-total visual impairment.


Grade 4 is for riders with low to moderate level of coordination, moderately affected movement in the hip joint, the absence of limbs, or a near-total visual impairment.

These riders are capable of circling and changes of pace at walk, trot and canter.