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spaced, effectively acting as one single front wheel. All "M" configurations used a conventional worm gear steering system. The tractor was equipped with a carburetor-fed, two-cylinder, gasoline powered, in-line configuration engine producing approximately 18-horsepower (13 kW), and displaced a relatively small 100.5-cubic-inch (1,647 cc). This engine had a "square" ratio 4.0 inch piston bore and 4.0 inch crankshaft stroke and a distributor type ignition system with contact points. Later production model "M"s were variously advertised as producing between 18hp and 22hp and rated at a maximum of 1650 RPM. 45,799 Model Ms were built at the John Deere factory in
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213:. All versions carried over from the M, with high-crop (40H), utility (40U), standard, narrow and wide front wheels, and crawlers. An intermediate-clearance version, the 40V, was introduced in 1954. The 40W was a two-row utility tractor. About 18,000 40s were built at Dubuque, selling for about $ 1,500.
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models. As with most row-crop tractors, the spacing between the front wheels could be adjusted to suit row spacings. The model "M" was later offered with both traditionally spaced front wheels and also in the model "MT" which had a tricycle type configuration in which the front wheels were closely
295:, with new styling. The 320 occupied the position in the line that was vacated when the 420 had appeared with greater power. The 320 continued with the M's transmission and the 40's engine. The 320 came in a standard row-crop version, and a utility version.
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was the direct follow-on to the 40, covering the higher end of the range. Changes from the 40 to the 420 were minimal, but power was increased by 20% with a larger bore, higher compression and an improved carburetor. The 420 was rated for two plows.
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from 1947 to 1952, with successor models produced until 1960. It was succeeded by the updated 40, 420 and 430 models, as well as the 320 and 330 models that occupied the market positions left vacant by the more powerful 400 series models.
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was a 430RCU equipped with a two-cycle two-cylinder
General Motors diesel engine. Production ran through 1959 and 1960. The 435 was rated for three plows. 4,626 435s were produced at Dubuque, selling for abo9ut $ 3,000.
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The "M" was first produced in 1947, and the model lasted until 1952. It was a general-purpose row-crop tractor, intended as a replacement for the
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was introduced, with minimal changes from the 320. It was the last two-cylinder Deere model to be produced, concluding production in 1960.
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was the industrial variant of the 430RCU and 435 wheeled tractors, and the 430C crawler. Production of the 440 ran from 1958 to 1960.
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was an ergonomically-improved version of the 420, introduced in 1958. Production ended in 1960, when the
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John Deere M with wide front axle and cultivating equipment
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From 1955 the 40 was replaced at the lower end by the
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374:The Field Guide to Classic Farm Tractors
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119:20.45 horsepower (15.25 kW) (belt)
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205:From 1953 the M was replaced by the
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897:John Deere four-cylinder tractors
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1041:John Deere — Deere & Company
956:John Deere six-cylinder tractors
717:John Deere two-cylinder tractors
642:Nebraska Tractor Test Laboratory
197:. Sale price was about $ 1,075.
127:18.15 horsepower (13.53 kW)
672:Test 601: John Deere 420/430 C
376:. Motorbooks. pp. 58–59.
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1050:John Deere World Headquarters
42:Row-crop agricultural tractor
137:2,329 pounds (1,056 kg)
92:2,600 pounds (1,200 kg)
167:tractor was a two-cylinder
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372:Pripps, Robert N. (2020).
180:Description and production
108:22 horsepower (16 kW)
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1151:John Deere Works Mannheim
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666:Test 505: John Deere 40 C
660:Test 504: John Deere 40 S
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68:110 inches (280 cm)
1168:Nortrax Heavy Equipment
654:Test 503: John Deere 40
648:Test 423: John Deere MT
76:51 inches (130 cm)
638:Test 387: John Deere M
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225:John Deere 420 crawler
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1226:1986-87 labor strike
449:MacMillan, pp. 80-83
337:MacMillan, pp. 72-73
1338:John Deere tractors
1178:Timberjack forestry
1159: (India – 50%)
483:MacMillan, p. 87-88
1307:Agriculture portal
1256:Supreme Court Case
1205:John Rusling Block
1069:MC crawler tractor
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165:John Deere Model M
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211:three-point hitch
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1173:StarFire GPS
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1094:5220 tractor
1089:4020 tractor
1084:4010 tractor
1079:3020 tractor
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1210:George Peek
1145:Chamberlain
1124:Snowmobiles
1074:435 tractor
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662:at the NTTL
656:at the NTTL
650:at the NTTL
614:TractorData
571:TractorData
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105:Gross power
100:Rear wheels
1266:Video game
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311:References
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57:Production
52:John Deere
1138:Divisions
1114:Gator ATV
143:NTTL test
60:1947-1952
1332:Category
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1104:Buck ATV
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1261:TV show
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