John Deere M

John Deere M Utility tractor Technical Specifications

John Deere M is a Row-Crop tractor that was produced by the John Deere between 1947 – 1952.

Below you will find detailed technical specifications for John Deere M 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 M Production

Manufacturer: John Deere
Type: Utility tractor
Factory: Dubuque, Iowa, USA
Total built: 45,799
Original price: $1,075 (1952 )
The M had been in development for several years during World War II prior to its introduction in 1947. The M replaced the H, L, and LA models. Three additional variants; the MT tricycle, MC crawler model, and MI industrial model were also built. The M was the first tractor to be produced at Deere`s new Dubuque factory. It was the first to use Deere`s Touch-O-Matic hydraulic system. PTO and electric starting were standard features.

John Deere M Power

Drawbar (claimed): 18 hp
13.4 kW
Belt (claimed): 20 hp
14.9 kW
Drawbar (tested): 18.15 hp
13.5 kW
Belt (tested): 20.45 hp
15.2 kW

John Deere M Electrical

Ground: positive
Battery volts: 6

John Deere M Mechanical

Chassis: 4×2 2WD
Steering: manual
Brakes: differential mechanical disc
Cab: Open operator station.
Transmission: 4-speed unsynchronized gear


Type: Touch-O-Matic
Pressure: 700 psi
48.3 bar
Total flow: 4.25 gpm
16.1 lpm
Oil type:


Tracktor Hitch

Type: Deere Quik-Tatch

Power Take-off (PTO)

Rear PTO: transmission
Rear RPM: 550

Title serial numbers

Location: Serial number plate located on the lower part of dash.

photo of M serial number

1947: 10001
1948: 13734
1949: 25604
1950: 35659
1951: 43525
1952: 50580
Final: 55799

how to read serial numbers…

What year is my John Deere M? 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 M Engine detail

Engine Detail
John Deere
The model M engine was also available as an all-fuel engine. Production numbers are unknown.
Displacement: 100.5 ci
1.6 L
Bore/Stroke: 4.00×4.00 inches
102 x 102 mm
Compression: 6:1
Rated RPM: 1650
Firing order: 1-2
Starter volts: 6
Oil capacity: 5 qts
4.7 L
Coolant capacity: 14 qts
13.2 L
Sparkplug gap: 0.025 inches
0.635 mm
Point gap: 0.022 inches
0.559 mm
Intake valve clearance: 0.012 inches
0.305 mm *Cold
Exhaust valve clearance: 0.012 inches
0.305 mm *Cold

John Deere M Transmission overview

Engine Oil

Type: unsynchronized gear
Gears: 4 forward and 1 reverse

John Deere M Dimensions

Wheelbase: 70 inches
177 cm
Length: 110 inches
279 cm
Width: 51 inches
129 cm
Height (hood): 56 inches
142 cm
Height (exhaust): 66 inches
167 cm
Operating weight: 2600 lbs
1179 kg
Ground clearance: 21 inches
53 cm
Front tread: 38 to 52 inches
96 to 132 cm
Rear tread: 38 to 52 inches
96 to 132 cm

John Deere M Tests

Nebraska Tractor Test 387

Nebraska Tractor Test 387
Gasoline 4-speed 2WD
October 6 – 16, 1947
Link: Nebraska Tractor Test 387 file
Belt power (max): 20.45 hp
15.2 kW
Belt fuel use (max): 2.0 gal/hour
7.6 l/hour
Drawbar performance
Max power: 18.15 hp
13.5 kW
Gear 3 used for power test.
Max pull: 2,329 lbs
1056 kg
Gear 1 used for pull test.


Is John Deere M a good tractor?

The John Deere M 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 M take?

Check out the John Deere M 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 M?

The John Deere M was an agricultural tractor model made from 1947 – 1952

Where is the serial number on a John Deere M?

Lookup serial number plate located on the lower part of dash.

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