What separates gymkhana from traditional autocross events is that the gymkhana requires drivers to perform reversals, 180 degree spins, 360 degree spins, parking boxes, figure 8s, and other advanced skills. Drifting is also encouraged where helpful or necessary. Essentially, a gymkhana is any event featuring a starting point, a finish line and some sort of "obstacle" to get through, around, or by, all within a certain time limit.
What distinguishes gymkhana from traditional autocross events is the requirement for drivers to perform reversals, 180-degree spins, 360-degree spins, parking boxes, figure eights, and other complex maneuvers. Drifting is also encouraged when helpful or necessary. Essentially, a gymkhana involves any competition with a starting point, an endpoint, and various obstacles to overcome within a time limit.