John Deere 7720 Tractor (2007)

Manufacturer:John Deere

Price:N/A

Series:7020 Series

Model:7720

Equipment Type: Row-Crop Tractors

Factory:Waterloo, Iowa, USA

Full Specifications

ENGINE DETAIL

Description: John Deere turbocharged diesel 6-cylinder liquid-cooled inline
Displacement: 414ci / 6.8L
Bore/Stroke: 4.19x5.00inches / 106x 127mm
Rated Power (ECE R24): 167.6hp / 125.0kW
Rated Power (EC 97/98): 172.9hp / 128.9kW
Maximum Power (ECE R24): 179.7hp / 134.0kW
Maximum Power (EC 97/68): 185.1hp / 138.0kW
Compression: 17:1
Rated RPM: 2100
Idle RPM: 875-2200
Firing order: 1-5-3-6-2-4
Starter volts: 12
Oil capacity: 27.5qts / 26.0L
Coolant capacity: 33.8qts / 32.0L

JOHN DEERE 7720 ENGINE

Description: John Deere 6.8L 6-cyl diesel

TRANSMISSIONS OVERVIEW

Description: 16-speed partial power shift 20-speed infinitely variable transmission

TRANSMISSION 1

Transmission: PowrQuad Plus
Type: partial power shift
Gears: 16 forward and reverse
Clutch: hydraulic wet discs
Description: Four power-shift gears (1-4) in four synchronized ranges (A-D) with left-hand reverser. Power shuttle shifting between forward and reverse

TRANSMISSION 2

Transmission: PowrQuad Plus
Gears: 20 forward and reverse
Clutch: hydraulic wet discs
Description: Four power-shift gears (1-4) in five synchronized ranges (A-E) with left-hand reverser. Power shuttle shifting between forward and reverse

SPEEDS 1

Description: With Group 46 rear tires. Reverse speeds are about 4% faster than corresponding forward speed

TRANSMISSION 3

Transmission: AutoQuad Plus
Gears: 20 forward and reverse
Clutch: hydraulic wet discs
Description: Four power-shift gears (1-4) in five synchronized ranges (A-E) with left-hand reverser. Power shuttle shifting between forward and reverse. AutoQuad mode offers automatic load-matched gear shifting with standard and economy-shift settings

SPEEDS 2

Description: With Group 46 rear tires. Reverse speeds are about 4% faster than corresponding forward speed

TRANSMISSION 4

Transmission: AutoPowr IVT
Type: infinitely variable transmission
Gears: infinite forward and reverse
Description: Hydro-mechanical IVT controlled via right-hand speed lever and left-hand reverser lever. Knob on the speed lever adjusts the set speeds for two ranges. Minimum speed of 50 meters per hour (164 feet per hour). The IVT was available on the 7720 only when equipped with four-wheel drive

JOHN DEERE 7720 TRANSMISSIONS

Description: 16-speed partial power shift 20-speed infinitely variable transmission

MECHANICAL

Description: Two- or four-wheel drive Power steering Hydraulic wet disc brakes Cab standard

CAPACITY

Fuel: 103.5gal / 391.7L 94.7gal (with right step) / 358.4L
Hydraulic system: 28.5gal / 107.9L
Front axle: 15.2qts / 14.4L
Front hub: 2qts / 1.9L
HD Front hub: 4qts / 3.8L

HYDRAULICS

Type: closed-center pressure-flow compensated (PFC)
Capacity: 28.5gal / 107.9L
Pressure: 3046psi / 210.0bar
Valves: 7
Pump flow: 32.2gpm / 121.9lpm
SCV flow: 30gpm / 113.6lpm

TRACTOR HITCH

Rear Type: 3/3N
Rear lift: 10050lbs / 4558kg 14000lbsOptOptional / 6350kg

POWER TAKE-OFF (PTO)

Rear PTO: independent
Clutch: hydraulic wet discs
Rear RPM: 540/1000 (1.375)
Engine RPM: 540@1950 / 1000@1950 / 540E@1750 / 1000E@1750
Front PTO: independent OptOptional
Front RPM: 1000 (1.375)

JOHN DEERE 7720 TIRES

Standard tires (ag): Front: 11.00-16. Rear: 18.4R42 (2WD) Front: 14.9R30. Rear: 18.4R42 (4WD)

DIMENSIONS & TIRES

Wheelbase: 112.6inches / 286cm
Weight: 15501 to 17033 pounds
Front tire: 11.00-16
Rear tire: 18.4R42 (2WD)

7720 SERIAL LOCATION

Description: On tractor frame, front right-hand side

ELECTRICAL

Ground: negative
Charging system: alternator
Charging amps: 150
Batteries: 2
Battery CCA: 925
Battery volts: 12

About John Deere Tractor

The 7720 model tractor belongs to the 7020 Series of tractors from John Deere. The 7720 is a Row-Crop Tractors type, which is used mostly in Agriculture Tractors. The 7720 tractor features a engine. This configuration provides better real-world usability.