Caterpillar® Model RD7/D7 Serial Number Owners List
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D7 3T series Pictured
Caterpillar Model RD7 9G1-9G7254
Mfg Dates 1/30/35-1/25/40
Weight 20490 lbs.
Gauge 74"&60"
Drawbar HP 69
Belt/ PTO HP 82
Cylinders bore and stroke 4@5-3/4"x8"
RPM 850
Fuel Cap. 60 gals.
Caterpillar Model D7 7M1-7M9999
Mfg. Dates 1940-1944
Weight 25925 lbs.
Gauge 74"
Drawbar HP 81
Belt/PTO HP 93
Cylinders bore and stroke 4@5-3/4"x8"
RPM 1000
Fuel Cap. 65 gals.
Nebraska Test No. 582 for 17A
RD7
1935 5E7501-5E7525
1935 9G1-9G264
117W Peter Proposch Queensland AU. Restored
122 W CA.
176 W Frank Buck Gettysburg PA.
1936 9G265-9G2506
2434 CA.
1937 9G2507-9G4348
2980 WSD Rod Central MN.
3390 Omnitrac Cove OR.
4321 WSP Bill Newman St. Cloud FL.
D7
1938 9G4349-9G5465
4587 W CA. LeT Blade
1939 9G5466-9G7076
5785W Dennis Skipworth Leighton AL.
6513 W Don
Hunter Ontario CA. CCU
1940 9G7077-9G7254
1940 7M1-7M1615
71 SP CA.
1941 7M1616-7M4105
2265 Former Bud Roberts MO.
1942 7M4106-7M5983
1943 7M5984-7M8100
1944 7M8101-7M9999
1943 1T1001-1T1138 Armored
1944 3T1-3T726
1945 3T727-3T3418
12853 Florida Flywheelers Ft. Meade FL.
22139 Rua Mudgway
Palmerston NZ. engine only
1946 3T3419-3T5175
1947 3T5176-3T5175
7000 Sarles ND.
1948 3T7392-3T9145
9505 Ed Akin Placerville CA.
1949 3T9146-3T11642
1950 3T11643-3T15355
1951 3T15356-3T18145
3T 15749 Peter Proposch Queensland AU.
1952 3T18146-3T21374
1953 3T21375-3T25205
1954 3T25206-3T27607
2538 Sarles ND.
1955 3T27608-3T28058
1944 4T1-4T5260 Military
1945 4T5261-4T9999 Military
4T5849 Lew Donaldson Dade City FL.
1945 6T1-6T1054 Military
6T1025 Ted Halton Portland OR. Military Cable blade Lights
D7C
1955 17A1-17A2889
17A 2041 Tom Ielmorini Ca. Former Ed Akin Tractor scraper cat w/ great UC., fiderglass ag top
1956 17A2890-17A6391
1957 17A6392-17A10157
17A7107 Chris MaCallister
1958 17A10158-17A11647
1959 17A11648-17A11980
17A 12126 Billy Pedler AU.
17A 12182 CA.
D7D
1959 17A11981-17A14614
1960 17A14615-17A17857
1961 17A17858-17A19422
17A 17927 Wallace Ranch Woodland CA.
17A 19040 North West OH.
Machine newer than 1961 (I have yet to get the years stated but coming soon)
D7-17A2659
Donald Hamby, Soledad,Ca. has duel-output "BEGE" pump and Caterpillar 4-way
hard-nose hydraulic blade