John Deere 5020

The John Deere 5020, a standard-tread tractor from the New Generation Series, is a legendary agricultural machine known for its remarkable performance and reliability. Produced from 1965 to 1972 in Waterloo, Iowa, USA, it left an enduring mark on the farming industry. With a powerful diesel engine and versatile transmission, it was a workhorse suitable for various tasks. Its mechanical design offered user-friendly controls and stopping power, while an optional cab enhanced operator comfort. The 5020’s substantial fuel and hydraulic capacities allowed for extended operation, making it a trusted companion for farmers during its production years.

John Deere 5020 Specs
ManufacturerJohn Deere
SeriesNew Generation Series
TypeStandard-tread tractor
Built inWaterloo, Iowa, USA
Total built12,909 total (7,103 standard, 5,806 row-crop)
Original price$15,000 in 1972
Engine Detail
EngineJohn Deere diesel
Configuration6-cylinder, liquid-cooled
Displacement531 cubic inches (8.7 liters)
Bore/Stroke4.75×5.00 inches (121×127 mm)
Compression Ratio16.5:1
Rated RPM2200
Starter Voltage24 (early) or 12 (late)
Oil Capacity21 quarts (19.9 liters)
Coolant Capacity33 quarts (31.2 liters)
Intake Valve Clearance0.018 inches (0.457 mm)
Exhaust Valve Clearance0.028 inches (0.711 mm)
TransmissionJohn Deere Syncro-Range
TypePartially synchronized
Gears8 forward and 2 reverse
ClutchDry disc
PTO (claimed)140 horsepower (104.4 kW)
Drawbar (tested)121.86 horsepower (90.9 kW)
PTO (tested)141.34 horsepower (105.4 kW)
DriveTwo-wheel drive
BrakesDifferential hydraulic wet disc
CabOptional with heat and air
Fuel Tank68 gallons (257.4 liters)
Hydraulic System16 gallons (60.6 liters)
TypeClosed center
Capacity16 gallons (60.6 liters)
Valves1 or 2
Pump Flow22 gallons per minute (83.3 liters per minute)
Tractor Hitch
Rear TypeIII/II
Power Take-off (PTO)
Rear PTOIndependent
Rear RPM1000
Engine RPM1000 at 1900
Standard tires (ag)Front
Standard tires (standard)Front
Wheelbase104 inches (264 cm)
Length172.3 inches (437 cm)
Width95.8 inches (243 cm)
Height (steering wheel)82.4 inches (209 cm)
Height (exhaust)98.3 inches (249 cm)
Clearance (front axle)17.3 inches (43 cm)
Front Tread64.5 to 81.5 inches (163 to 207 cm)
Rear Tread60 to 120 inches (152 to 304 cm)
Shipping Weight (row-crop)14,510 lbs (6581 kg)
Shipping Weight (standard)16,180 lbs (7339 kg)
Operating Weight (with 20.8-38 duals)17,350 lbs (7869 kg)
Ballasted Weight19,630 lbs (8904 kg)
John Deere 5020 Overview

The John Deere 5020, part of the New Generation Series, is a standard-tread tractor that left a significant mark on the agricultural industry during its production years from 1965 to 1972. Manufactured in Waterloo, Iowa, USA, this iconic tractor comes with a rich history and a legacy of reliability. With a total of 12,909 units built, including both standard and row-crop versions, the 5020 was a workhorse designed to tackle a wide range of farming tasks.

Under the hood, the John Deere 5020 is powered by a formidable 6-cylinder diesel engine with a displacement of 531 cubic inches (8.7 liters). This engine delivered a substantial amount of power, boasting a claimed PTO rating of 140 horsepower. The tractor featured a partially synchronized transmission with 8 forward and 2 reverse gears, making it versatile for various field applications.

The 5020’s mechanical configuration included two-wheel drive and power steering, providing ease of control and maneuverability in the field. Hydraulic wet disc brakes ensured reliable stopping power, enhancing safety during operation. For those seeking extra comfort, an optional cab with heating and air conditioning was available, making long days in the field more pleasant.

In terms of capacity, the 5020 came equipped with a large 68-gallon fuel tank, ensuring extended operation without frequent refueling stops. Its hydraulic system had a capacity of 16 gallons, supporting the use of various hydraulic implements. The tractor’s closed-center hydraulics featured one or two valves and a pump flow rate of 22 gallons per minute.

The John Deere 5020 was available with different tire options to suit various agricultural needs, whether in row-crop or standard configurations. Its dimensions, including wheelbase, length, width, and height, were well-balanced to provide stability and performance in the field.

Overall, the John Deere 5020 from the New Generation Series was a robust and versatile tractor that played a vital role in agricultural operations. Its power, durability, and optional features made it a valuable asset to farmers, and its production numbers reflect its popularity within the farming community during its era.