Built in 1931 the CNJ RR's G4's Were URSA Based 4-6-2 Pacific's they were used for commuter and the crack passenger trains of the system G4's were the 4th variation of the class the class itself ranging for G's to G5's they are without a doubt best known for being the engines to run the railroad's "Blue Comet" A Daily train bringing sea goers to the beach when the CNJ gave up on steam all of them were cut up serving their last days in freight and commuter trains stripped of the famous blue paint.