The appearance of Vulcan XH558 also included Cause_to_be_included a very late addition to the display line-up , with another last-ever formation of the Vulcan escorted Patrolling by the Red Arrows Display Team .

The maximum permitted field of 40 runners ran Self_motion the last-ever of Aintree 's National Course featuring 30 fences , competing Competition for record prize money of £975,000 , making it Causation the highest-valued National Hunt race in the United Kingdom .