Full Specifications
ENGINE DETAIL
Description
Yanmar 3TNV84HT turbocharged diesel 3-cylinder liquid-cooled
Displacement
91.5ci / 1.5L
Bore/Stroke
3.3x3.54inches / 84x 90mm
Power
44hp / 32.8kW
Fuel system
direct injection
Compression
18.5:1
Rated RPM
2600
Torque
101.1lb-ft / 137.1Nm
Torque RPM
1560
Starter volts
12
Oil capacity
6qts / 5.7L
Coolant capacity
5.6qts / 5.3L
JOHN DEERE 3720 ENGINE
Description
Yanmar 1.5L 3-cyl diesel
TRANSMISSION 1
Transmission
Sauer-Danfoss eHydro
Type
hydrostatic
Gears
infinite forward and reverse (3-range)
Description
Controlled by two foot pedals and range shift lever. Tractor must be stopped before shifting ranges. Cruise control standard. SpeedMatch allows maximum speed to be limited. MotionMatch allows acceleration rate to be set. LoadMatch allows engine RPMs to be set, tractor will adjust speed to maintain RPMs
SPEEDS 1
Description
With 11.2-24 rear tires
TRANSMISSION 2
Transmission
eHydro AutoHST
Type
hydrostatic
Gears
infinite forward and reverse (3-range)
Description
AutoHST provides an automobile-style control to the eHydro transmission. A single foot pedal controls engine RPMs and transmission speed, with a column-mounted shifter to select forward, neutral, or reverse
SPEEDS 2
Description
With 11.2-24 rear tires
JOHN DEERE 3720 TRANSMISSION
Description
hydrostatic
MECHANICAL
Description
Four-wheel drive Wet disc brakes Two-post foldable ROPS. Cab optional
Steering
power
CAPACITY
ROPS Fuel
13.5gal / 51.1L
Cab Fuel
11.8gal / 44.7L
Hydraulic system
6.8gal / 25.7L
HYDRAULICS
Type
open center
Capacity
6.8gal / 25.7L
Valve
5
Pump flow
8.6gpm / 32.6lpm
Total flow
13.9gpm / 52.6lpm
TRACTOR HITCH
Rear Type
I
Rear lift (at ends)
2,530lbs / 1147kg
POWER TAKE-OFF (PTO)
Rear PTO
independent
Rear RPM
540
Mid PTO
optional
Mid RPM
2100
JOHN DEERE 3720 TIRES
Ag front
7-14
Ag rear
11.2-24
Lawn/turf front
25x10.5LL-15
Lawn/turf rear
41x18LL-16.1
Industrial front
27x8.5-15
Industrial rear
43x16-20
DIMENSIONS & TIRES
Wheelbase
68inches / 172cm
Weight
2900 to 3570 pounds
Front tire
7-14
Rear tire
11.2-24
3720 SERIAL NUMBERS
2009
522001
3720 SERIAL LOCATION
Description
Serial number plate above front axle of the John Deere 3720 on right side of tractor
ELECTRICAL
Ground
negative
ROPS Charging amps
40
Cab Charging amps
75
Battery CCA
500
Battery volts
12
The 3720 type tractor is part of the John Deere 3000 Twenty Series. The 3720 is a Compact Utility Tractors type, which is used most often in Agriculture Tractors. The 3720 tractor is operated by a engine. This arrangement is more practical in the real world.