John Deere R Specifications - John Deere R Specs

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The model R was John Deere's first diesel tractor. The R was the first John Deere tractor with a live PTO, which used a separate clutch.
Production
Manufacturer: John Deere
Factory: Waterloo, Iowa, USA
Total built: 21,293
Original price (USD): $3650 (1954)
Capacity
Fuel: 22 gal [83.3 L]
Aux. fuel: 1 gal [3.8 L]
Power Take-off (PTO)
Rear PTO: live
Rear RPM: 540
Dimensions & Tires
Wheelbase: 85.5 inches [217 cm]
Weight: 7400 to 7603 pounds
Front tire: 7.50-18
Rear tire: 14-34
R Serial Numbers
Location: Right side of tractor above belt pulley.
John Deere R Power
Drawbar (claimed): 35 hp [26.1 kW]
Belt (claimed): 43 hp [32.1 kW]
Plows: 4 (14-inch)
Drawbar (tested): 43.15 hp [32.2 kW]
Belt (tested): 48.58 hp [36.2 kW]
Mechanical
Chassis: 4x2 2WD
Steering: manual
Brakes: mechanical drum
Cab: Open operator station.
Electrical
Ground: positive
Battery
Number: 1
Volts: 6
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Bore/Stroke: 5.75x8.00 inches [146 x 203 mm]
Air cleaner: oil bath
Compression: 16:1
Rated RPM: 1000
Firing order: 1-2
Starter type: 2-cylinder pony motor
Engine Detail
John Deere, diesel, 2-cylinder, liquid-cooled, 415.5 ci [6.8 L]
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Next model: John Deere 80
Transmission
Type: gear
Gears: 5 forward and 1 reverse
Clutch: dry disc
Oil capacity: 9.5 qts [9.0 L]
The tractor must be stopped and clutch used to shift gears.
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Next model: John Deere 80
Dimensions
Weight (shipping): 7400 lbs [3356 kg]
Weight (operating): 7603 lbs [3448 kg]
Wheelbase: 85.5 inches [217 cm]
Length: 147 inches [373 cm]
Width: 79.5 inches [201 cm]
Height: 78.125 inches [198 cm]
John Deere R Tires
Ag front: 30x6 steel
Ag rear: 54x12 steel