John Deere 420C

John Deere 420C Technical Specifications

John Deere 420C is a Row-Crop tractor that was produced by the John Deere between 1956 – 1958.

Below you will find detailed technical specifications for John Deere 420C covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

John Deere 420C Production

Manufacturer: John Deere
Type: Agricultural Crawler tractor
Factory: Dubuque, Iowa, USA
Total built: 17,882
Original price: $2,350 (1956)

John Deere 420C Power

Plows: 3-4
Drawbar (tested): 23.53 hp
17.5 kW
Belt (tested): 28.76 hp
21.4 kW

John Deere 420C Electrical

Ground: positive
Battery volts: 6

John Deere 420C Mechanical

Chassis: crawler
Steering: mechanical disc clutches
Brakes: mechanical band
Cab: Open operator station.
Transmissions: 4-speed unsynchronized gear
  5-speed unsynchronized gear

Tracktor Hitch

Rear Type: I (optional)

Power Take-off (PTO)

Rear PTO: live
Rear RPM: 560

Title serial numbers

1956: 80001
1957: 100001
1958: 125001
Final: 136795

how to read serial numbers…

What year is my John Deere 420C? Serial Number Decoder

The serial number list shows the first tractor built in each year. The other tractors for that year will have successively higher numbers. Your serial number should be between two of the stated numbers.

The list only includes the numbers of the first tractors produced in each year. Your serial should be somewhere between two numbers.Unless you happen to be the first person to own a tractor, your number will not appear on the list.

John Deere 420C Engine detail

Engine Detail
John Deere
2-cylinder 4-valve
Displacement: 113 ci
1.9 L
Bore/Stroke: 4.25×4.00 inches
108 x 102 mm
Air cleaner: oil bath
Compression: 7.2:1
Rated RPM: 1850
Starter volts: 6
Oil capacity: 5 qts
4.7 L
Coolant capacity: 11 qts
10.4 L

John Deere 420C Transmission overview

Engine Oil

Manufacturer: John Deere
Type: unsynchronized gear
Gears: 4 forward and 1 reverse

John Deere 420C Dimensions

Length: 102 inches
259 cm
Width: 60 inches
152 cm
Height (hood): 51.875 inches
131 cm
Height (exhaust): 69 inches
175 cm
Shiping weight: 4,140 lbs
1877 kg (4-roller)
  4,700 lbs
2131 kg (5-roller)
Ground clearance: 14 inches
35 cm

John Deere 420C Tests

Nebraska Tractor Test 601

Nebraska Tractor Test 601
Gasoline 5-speed crawler
October 15 – 25, 1956
Link: Nebraska Tractor Test 601 file
Belt power (max): 28.76 hp
21.4 kW
Belt fuel use (max): 2.6 gal/hour
9.8 l/hour
Drawbar performance
Max power: 23.53 hp
17.5 kW
Gear 3 used for power test.
Max pull: 4,862 lbs
2205 kg
Gear 1 used for pull test.


Is John Deere 420C a good tractor?

The John Deere 420C is one of the great tractors in the John Deere stable, and it has earned John Deere a fantastic reputation.

How much oil does a John Deere 420C take?

Check out the John Deere 420C oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year John Deere made the 420C?

The John Deere 420C was an agricultural tractor model made from 1956 – 1958

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