John Deere has 12,944 represented vehicles in this snapshot, giving it a 0.03% share of the active UK pool tracked by AutoRank. For the last 5 years, AutoRank has 118 MOT tests for the make and a pass rate of 77.1%, with a reliability score of 45. Diesel is the largest fuel group at 99.4%, followed by petrol at 0.4%. The list of common models is led by 6R185 and 6R 155. If you are choosing a John Deere, use the model list as your starting point. 6R185 and 6R 155 have the clearest ownership picture here, then the exact car history still matters.