Production | |
Manufacturer | John Deere |
Standard-tread tractor | |
Built in Waterloo, Iowa, USA | |
Total built | 11,915 |
Original price | $2,300 (1951) |
The AR/AO was the "regular", or fixed-tread version of the model A. The AR was not styled until 1949, a decade after the row-crop model A. |
John Deere AR Engines | |
John Deere 5.3L 2-cyl gasoline | |
John Deere 5.3L 2-cyl kerosene | |
Engine details ... |
John Deere AR Transmission | |
6-speed unsynchronized gear | |
Transmission details ... |
John Deere AR Power | |
Gas Drawbar (claimed) | 34.88 hp 26.0 kW |
All-fuel Drawbar (claimed) | 27.13 hp 20.2 kW |
Gas Belt (claimed) | 39.1 hp 29.2 kW |
All-fuel Belt (claimed) | 30.94 hp 23.1 kW |
Plows | 2 (16-inch) |
Drawbar (tested) | 34.03 hp 25.4 kW |
Belt (tested) | 37.87 hp 28.2 kW |
Performance test details ... |
Mechanical | |
Two-wheel drive | |
Steering | manual |
Mechanical shoe brakes | |
Open operator station |
Photos | |
John Deere AR photos... |
Capacity | |
Fuel | 20 gal 75.7 L |
Aux. fuel | 1 gal 3.8 L |
Hydraulic system | 2.1 gal 7.9 L |
Hydraulics | |
Type | Powr-Trol (optional) |
Capacity | 2.1 gal 7.9 L |
Pressure | 930 psi 64.1 bar |
Valves | 1 |
Pump flow | 8.9 gpm 33.7 lpm |
Power Take-off (PTO) | |
Rear PTO | transmission |
Rear PTO Type | 540 (1.375) |
Dimensions & Tires | |
Wheelbase | 75.75 inches 192 cm |
Weight | 5244 to 5600 pounds |
Front tire | 6.00-16 |
Rear tire | 13-26 |
Full dimensions and tires ... |
AR Serial Numbers | |
1935 | 250000 (Unstyled) |
1936 | 251486 (Unstyled) |
1937 | 253521 (Unstyled) |
1938 | 255416 (Unstyled) |
1939 | 256700 (Unstyled) |
1940 | 257647 (Unstyled) |
1941 | 260000 (Unstyled) |
1942 | 261125 (Unstyled) |
1943 | 262157 (Unstyled) |
1944 | 262755 (Unstyled) |
1945 | 264198 (Unstyled) |
1946 | 265535 (Unstyled) |
1947 | 266643 (Unstyled) |
1948 | 268410 (Unstyled) |
1949 | 270131 (Unstyled) |
Final | 271573 (Unstyled) |
1950 | 272000 (Styled) |
1951 | 275938 (Styled) |
1952 | 278700 (Styled) |
1953 | 282351 (Styled) |
Final | 284074 (Styled) |
FAQ: How to read a serial number table. |
Belt Pulley | |
Diameter | 12.81 inches 32 cm |
Width | 7.375 inches 18 cm |
RPM | 975 |
Speed | 3,270 ft/min 996.70 meters/min |
Electrical | |
Ground | positive |
Charging system | generator |
Batteries | 2 |
Battery volts | 6 |
References | |
Model AO Orchard Tractor published in 1951, by John Deere | |
Operator's Manual AR-AO Tractors (OM-R2004) published in 1950 | |
Tractors 1918-1976 published by John Deere* | |
Sparkling New Performers on Wheels and Tracks published in 1949, by John Deere | |
*Publication contains known errors. |
Page information | |
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TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999. | |
Peter Easterlund - owner/author | |
Email: Peter@TractorData.com | |
Updated on February 22, 2023 | |
http://techpubs.deere.com/ - Official operator manuals for purchase or download from Deere. |