John Deere Unstyled D

John Deere Unstyled D Two-Cylinder Letter Series Technical Specifications

John Deere Unstyled D is a Row-Crop tractor that was produced by the John Deere between 1923 – 1953.

Below you will find detailed technical specifications for John Deere Unstyled D 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 Unstyled D Production

Manufacturer John Deere
Standard-tread tractor
Built in Waterloo, Iowa, USA
Total built 160,000
Original price was $1,000 in 1924
The D had the longest run of any model of John Deere tractor, the styled and unstyled versions ran from March 1, 1923 until July 3, 1953. Serial numbers 31321 through 31412 are not model Ds, but are Waterloo Boy Ns which were built after model D production had begun.

John Deere Unstyled D Power

Engine: 29.90 hp
22.3 kW
Belt (tested) 41.59 hp
31.0 kW

John Deere Unstyled D Mechanical

Two-wheel drive
Manual steering
Open operator station with steel pan seat.

Power Take-off (PTO)

Rear PTO optional
Rear RPM 525

John Deere Unstyled D Engine detail

Engine Detail
John Deere
all fuel
Used from beginning until 1927, S/N 53388
Displacement 465 ci
7.6 L
Bore/Stroke 6.50×7.00 inches
165 x 178 mm
Compression 3.91:1
Rated RPM 800
Firing order 1-2
Coolant capacity 52 qts
49.2 L

John Deere Unstyled D Transmission overview

Engine Oil

Type unsynchronized gear
Gears 2 forward and 1 reverse
Original transmission, used from 1923 to 1935

John Deere Unstyled D Dimensions

Length 109 inches (prior to 1930)
276 cm
  130 inches (after 1930)
330 cm
Width 56 inches
142 cm
  66.5 inches
168 cm
Weight 4090 lbs (early)
1855 kg
  5880 lbs (late)
2667 kg

John Deere D Height
Hood 56 inches (prior to 1930)
142 cm
  58 inches (1930 to 1934)
147 cm
  61.25 inches (after 1934)
155 cm

John Deere Unstyled D Tests

Nebraska Tractor Test 102
465ci kerosene 2-speed 2WD
April 11 – 17, 1924
Link: Nebraska Tractor Test 102 file
Belt power (max) 30.40 hp
22.7 kW
Belt fuel use (max) 3.9 gal/hour
14.8 l/hour
Drawbar performance
Max power 22.53 hp
16.8 kW
Max pull 3,277 lbs
1486 kg

Nebraska Tractor Test 236
501ci distillate 3-speed 2WD
June 26 – July 2, 1935
Link: Nebraska Tractor Test 236 file
Belt power (max) 41.59 hp
31.0 kW
Belt fuel use (max) 4.3 gal/hour
16.3 l/hour
Drawbar performance
Max power 29.90 hp
22.3 kW
Gear 2 used for power test.
Max pull 4,037 lbs
1831 kg


Is John Deere Unstyled D a good tractor?

The John Deere Unstyled D 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 Unstyled D take?

Check out the John Deere Unstyled D 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 ?

The John Deere Unstyled D was an agricultural tractor model made from 1923 – 1953

How much does a John Deere Unstyled D tractor weight?

Depending on the engine type, the John Deere Unstyled D weight ranges from 4090 to 5880 pounds .

How much can a John Deere Unstyled D Pull?

The max pulling capacity of the John Deere Unstyled D tractors starts at 3,277 lbs
1486 kg but may be slightly higher depending on the trim.

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