in 1951 with a power takeoff . 131,843 CJ-3As were produced before the series ended in 1953. About 550 of the CJ3-A were assembled by Mitsubishi as the J1/J2 in late 1952 and early 1953, exclusively for the Japanese police and forestry agency. [ 8 ] CJ-4 Willys-Overland CJ-4 Production 1951-1953