Official 2016 AMHA Rule Book | Page 116

2. Pleasure Trot: A two beat diagonal gait. Overall balance as shown above. Horse must demonstrate freedom of movement, be relaxed and easy going, demonstration impulsion. Excessively high action (defined as breaking at the knee level or above) must be penalized. 3.  Working Trot: Lengthening of stride from the Pleasure Trot resulting in an increase of speed without loss of form. Horse must demonstrate freedom of movement. D. The use of a Martingale is optional. (See CL-030K) E. A hors RV