Emergency services have been called to a motorbike crash east of Raglan this afternoon.
A teenage boy from Ohaupo sustained head, neck and back injuries a result of a fall while participating in an organised trail-riding event on a farm.
The crash occurred in an extremely remote area, with limited vehicular access.
The Waikato Westpac Rescue Helicopter was dispatched to Ohautira and the boy was flown to Waikato Hospital for evaluation and treatment.