J. I. Case Collectors' Association, Inc.
Original Collectors' Group for those who enjoy J.I. Case People, History & Equipment
Serial Numbers- American Tractor Co. & Case
GT-25
5500 - 5830 1950
5831 - 6672 1951
6673 - 6793 1952
6794 - 6822 1953
GT-28
001 - 009 1953
010 - 053 1954
GT-30
10001 - 10487 1951
10488 - 11196 1952
11197 - 11358 1953
11359 - 11463 1954
GT-32
32001 - 32019 1953
32020 - 32053 1954
GT-34
34001 1951
34002 1952
34103 - 34340 1953
34341 - 34540 1954
DT-34
34001 - 34169 1952
34170 - 34247 1953
34248 - 34319 1954
M-2
M2-001 - M2-023 1952
M2-024 - M2-032 1953
M-3
M3-001 - M3-005 1953
M3-006 - M3-061 1954
M3-062 - M3-177 1955
M3-178 - M3-299 1956
M-4
M4-001 1954
The modern JI Case line of construction equipment began with the JI Case Company's purchase of the American Tractor Company in late 1956 / early 1957. With the purchase of the ATC, Case made a long term commitment to producing top of the line construction equipment.
200
200-001 1954
200-002 - 200-080 1955
256
256-001 - 256-126 1955
256-127 - 256-467 1956
300
300-001 - 300-026 1954
300-027 - 300-161 1955
356
356-001 - 356-061 1955
356-062 - 356-468 1956
400 Gas
400-001 - 400-030 1954
400-031 - 400-122 1955
400 Diesel
D400-001 - D400-028 1955
456 Gas
456-001 - 456-039 1955
456-040 - 456-078 1956
456 Diesel
D456-001 - D456-012 1955
D456-013 - D456-026 1956
D456-027 - D456-033 1957
500 Gas
500-001 - 500-031 1955
500-032 - 500-447 1956
500 Diesel
D500-001 - D500-103 1954/55
556 Gas
556-001 - 556-176 1955
556-177 - 556-353 1956
556-354 - 556-378 1957
556 Diesel
D556-001 - D556-028 1955
D556-029 - D556-095 1956
D556-096 - D556-098 1957
656 Gas
656-001 - 656-116 1955
656-117 - 656-478 1956
656-479 - 656-538 1957
656 Diesel
D656-001 - D656-024 1955
D656-025 - D656-417 1956
D656-418 - D656-469 1957
