Wikitractor

John Deere 720

Production ended · 2WD

PTO power · claimed

59 hp

Weight
6,790 lb
Engines
4 Gasoline · All-fuel · LP gas · Diesel
Built
22,925
Price new · 1958
$3,700

Power

Engineno record
PTO59 hp claimed
Drawbar53 hp claimed
Drawbar, tested53.4 hp
Belt pulley50.7 hp claimed
Belt pulley, tested57.8 hp
Listed power65 hp PTO basis

Engines

John Deere 5.9L 2-cyl gasolineGasoline · 2 cyl361 ci
John Deere 5.9L 2-cyl all-fuelAll-fuel · 2 cyl361 ci
John Deere 5.9L 2-cyl LP gasLP gas · 2 cyl361 ci
John Deere 6.2L 2-cyl dieselDiesel · 2 cyl376 ci
Engine details
John Deere 5.9L 2-cyl gasoline
Bore × stroke
6 in × 6.38 in
Rated speed
1,125 rpm
Compression
6.14:1
Cooling
liquid-cooled
Firing order
1-2
Notes
2-cylinder 4-valve
John Deere 5.9L 2-cyl all-fuel
Bore × stroke
6 in × 6.38 in
Rated speed
1,125 rpm
Compression
4.91:1
Cooling
liquid-cooled
Firing order
1-2
Notes
2-cylinder 4-valve
John Deere 5.9L 2-cyl LP gas
Bore × stroke
6 in × 6.38 in
Rated speed
1,125 rpm
Compression
7.94:1
Cooling
liquid-cooled
Firing order
1-2
Notes
2-cylinder 4-valve
John Deere 6.2L 2-cyl diesel
Bore × stroke
6.13 in × 6.38 in
Rated speed
1,125 rpm
Compression
16:1
Cooling
liquid-cooled
Firing order
1-2
Notes
2-cylinder 4-valve

Transmissions

6-speed unsynchronized gearunsynchronized gear6F / 1R

Weight

Weight6,790 lb unspecified

Dimensions

Wheelbase93.7 in
Length135.2 in
Width86.6 in
Height88.3 in

Capacities

Fuel tank24.5 gal
Auxiliary fuel1 gal

Hydraulics

Systemopen center
Pump flowno record
Remote valves1

Hitch

Rear hitch categoryII
Rear lift capacityno record

PTO

Rear PTOlive
Rear PTO speeds540 (1.375)

Chassis

Drive2WD
Steeringmanual
BrakesDifferential mechanical expanding shoe brakes
CabOpen operator station

Tires

Front6.00-16
Rear12-38

Electrical

System voltage6 V
Batteries1 (diesel pony)
Charginggenerator
Groundpositive

Production

Total built22,925
Price new$3,700 (1958)
FactoriesWaterloo, Iowa, USA
Built byJohn Deere

Variants

  • 720 row-crop chassis
  • 720S standard-tread
  • 720HC high-crop

Serial numbers

Right side of tractor in front of and below pulley.

YearFirst serial
19567200000
19577203420
19587217368

Literature

  • The John Deere 20 series Two Cylinder Tractors Benjamin Hain
  • Tractors 1918-1976 John Deere*
  • The 1957 John Deere Tractors are here!
  • Facts about horsepower and fuel economy John Deere, 1957
  • *Publication contains known errors.
  • Operator's Manual 720 (OM-R2055) 1956
  • Operator's Manual 720 Diesel (OM-R2057) 1956
  • Operator's Manual 720 (OM-R2082) 1957

Attachments

  • front-end loader