John Deere AR Unstyled


John Deere AR Unstyled tractor photo
1935 - 1953
Model year
Standard-tread tractor
Production
ManufacturerJohn Deere
Standard-tread tractor
Built in Waterloo, Iowa, USA
AR Total built17,394
AO Total built2,686
Original price was $2,300 in 1951
The AR/AO was the "regular", or fixed-tread version of the model A. The AR was the fixed tread version for general use, the AO was the orchard version. From 1936 until 1941, an AI industrial model was also made.
Variants
ARow-crop
ARStandard front axle
AOOrchard
AOSnarrow orchard
AWAdjustable wide-front
ANSingle front wheel
AHHigh-crop
John Deere AR Engines
John Deere 5.1L 2-cyl all fuel
John Deere 5.3L 2-cyl all fuel
Engine details ...
John Deere AR Power
Drawbar (claimed)18 hp
13.4 kW
Belt (claimed)24 hp
17.9 kW
Plows2 *16-inch
Drawbar (tested)26.52 hp
19.8 kW
Belt (tested)30.33 hp
22.6 kW
Performance test details ...
Mechanical
Two-wheel drive
Manual steering
Mechanical shoe brakes
Open operator station with pressed steel seat.
Capacity
Fuel16 gal
60.6 L
Aux. fuel1 gal
3.8 L
Hydraulic system2.1 gal
7.9 L
Hydraulics
TypePowr-Trol *Optional after 1947
Capacity2.1 gal
7.9 L
Valves1
Pump flow8.9 gpm
33.7 lpm
Power Take-off (PTO)
Rear PTOtransmission
Rear RPM540
Dimensions & Tires
Weight4750 lbs
2154 kg
Front tire28x6
Rear tire42.75x10
Full dimensions and tires ...
AR Serial Numbers
1935250000 (Unstyled)
1936251486 (Unstyled)
1937253521 (Unstyled)
1938255416 (Unstyled)
1939256700 (Unstyled)
1940257647 (Unstyled)
1941260000 (Unstyled)
1942261125 (Unstyled)
1943262157 (Unstyled)
1944262755 (Unstyled)
1945264198 (Unstyled)
1946265535 (Unstyled)
1947266643 (Unstyled)
1948268410 (Unstyled)
1949270131 (Unstyled)
Final271573 (Unstyled)
1950272000 (Styled)
1951275938 (Styled)
1952278700 (Styled)
1953282351 (Styled)
Final284074 (Styled)

FAQ: How to read a serial number table.
AR Serial Location
John Deere AR serial number location
Left side of frame, above flywheel
Belt Pulley
Diameter12.75 inches
32 cm
Width7.25 inches
18 cm
RPM975
Speed3,270 ft/min
996.70 meters/min
Electrical
Groundpositive
Battery volts6
References
AR Unstyled references literature
The John Deere Unstyled Letter Series by J.R. Hobbs
Tractors 1918-1976 published by John Deere
General Catalog published in 1940, by John Deere
Page information
Peter Easterlund - owner of TractorData.com
Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on February 22, 2023
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