Course designer Alan Wade set a masterful track that tripped up the defending title holders, the US, who didn't make it to the second round.
The gold medallist rode the "super athletic" mare Viki van Gogh to victory in the $117,000 class at World Equestrian Center - Ocala.
The German and the grey gelding had placed 2nd in this class last year, set against the historic backdrop of the Royal Hospital Chelsea.
The feature finale to wrap 12 weeks of competition at Wellington International was again won by Germany's Christian Kukuk and Checker 47.
The Olympic champion rode the mare Just Be Gentle to win Thursday's feature event at World Equestrian Center – Ocala.
The Olympic champions took on a tough international field of 45 over Canadian Peter Grant's course, edging Ben Maher and Nina Mallevaey.
Talent, hard work and inspiration was celebrated in four categories in Abu Dhabi during the FEI General Assembly 2024.
Champion riders will switch horses, reminiscent of the former World Championship format, in the 2025 edition of the show in s'Hertogenbosch.
All the German Olympic show jumping horses and their riders have a connection to Ludger Beerbaum; "That makes me a little proud."
The brand new series kicked off in Abu Dhabi with a nail-biter in which Team Germany edged Ireland and Sweden.