Jcb has 21,780 represented vehicles in this snapshot, giving it a 0.05% share of the active UK pool tracked by AutoRank. For the last 5 years, AutoRank has 76 MOT tests for the make and a pass rate of 90.8%, with a reliability score of 82. Diesel is the largest fuel group at 99.7%, followed by electric at 0.3%. The list of common models is led by 540V140 and 535-95. If you are choosing a Jcb, use the model list as your starting point. 540V140 and 535-95 have the clearest ownership picture here, then the exact car history still matters.