Production

Who manufactures the John Deere 7720 and where is it built?

• Manufacturer: John Deere
• Type: Row-Crop tractor
• Built in: Waterloo, Iowa, USA

Engine

What kind of engine does the John Deere 7720 have?

• Engine: John Deere 6.8L 6-cyl diesel

Transmissions

How many transmission options are available for the John Deere 7720?

• 16-speed: partial power shift
• 20-speed
• Infinitely variable transmission

Horsepower

What are the horsepower specifications of the John Deere 7720?

• Engine (gross): 172.9 hp (128.9 kW)
• Engine (net): 167.6 hp (125.0 kW)
• Engine (max): 185.1 hp (138.0 kW)
• PTO (claimed): 140 hp (104.4 kW)
• Drawbar (tested): 129.08 hp (96.3 kW)
• PTO (tested): 159.79 hp (119.2 kW)

Mechanical

What are the mechanical features of the John Deere 7720?

• Drive: Two- or four-wheel drive
• Steering: Power steering
• Brakes: Hydraulic wet disc brakes
• Cab: Standard

Capacity

What is the capacity of the various systems in the John Deere 7720?

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

Hydraulics

What are the hydraulic specifications of the John Deere 7720?

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

Tractor Hitch

What are the hitch capabilities of the John Deere 7720?

• Rear Type: 3/3N
• Rear lift: 10050 lbs (4558 kg) / 14000 lbs optional (6350 kg)

Power Take-off (PTO)

What are the PTO specifications of the John Deere 7720?

• 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 (optional): Independent
• Front RPM: 1000 (1.375)

Dimensions & Tires

What are the dimensions and tire sizes of the John Deere 7720?

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

Electrical

What are the electrical specifications of the John Deere 7720?

• Ground: Negative
• Charging system: Alternator
• Charging amps: 150
• Batteries: 2
• Battery CCA: 925
• Battery volts: 12