John Deere 1250

John Deere 1250 Yanmar built Technical Specifications

John Deere 1250 is a Row-Crop tractor that was produced by the John Deere between 1982 – 1989.

Below you will find detailed technical specifications for John Deere 1250 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 1250 Production

Distributor: John Deere
Manufacturer: Yanmar
Type: Compact Utility tractor
Factory: Japan
Original price: $14,295 (1983 2WD )
Original price: $18,795 (1983 4WD )
Original price: $18,700 (1988 )

John Deere 1250 Power

Engine (gross): 44 hp
32.8 kW
PTO (claimed): 40 hp
29.8 kW
Drawbar (tested): 33.44 hp
24.9 kW
PTO (tested): 40.70 hp
30.3 kW

John Deere 1250 Electrical

Ground: negative
Charging system: alternator
Charging amps: 25
Battery volts: 12

John Deere 1250 Mechanical

Chassis: 4×2 2WD
  4×4 MFWD 4WD
Final drives: inboard planetary
Differential lock: mechanical
Steering: power assist
Brakes: differential hydraulic wet disc
Cab: Two-post ROPS. Canopy optional.
Transmission: 9-speed sliding gear


Type: open center
Valves: 0 to 2
Pump flow: 11.2 gpm
42.4 lpm
Total flow: 15.9 gpm
60.2 lpm
Steering flow: 4.7 gpm
17.8 lpm

Tracktor Hitch

Rear Type: II/I
Control: center-link draft sensing with position and control
Rear lift (at 24″/610mm): 2240 lbs
1016 kg

Power Take-off (PTO)

Rear PTO: continuous
Rear RPM: 540

Title serial numbers

Location: Serial number plate below the PTO on rear of transfer case
1982: 1000
1983: 1256
1984: 3001
1985: 4001
1986: 5001
1987: 5501
1988: 5785

how to read serial numbers…

What year is my John Deere 1250? 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 1250 Engine detail

Engine Detail
Displacement: 142.7 ci
2.3 L
Bore/Stroke: 3.74×4.33 inches
95 x 110 mm
Power (gross): 44 hp
32.8 kW
Fuel system: direct injection
Compression: 18:1
Rated RPM: 2500
Starter volts: 12
Oil capacity: 11.2 qts
10.6 L
Coolant capacity: 8.4 qts
7.9 L

John Deere 1250 Transmission overview

Engine Oil

Type: sliding gear
Gears: 9 forward and 3 reverse
Three gears (1-3) plus reverse (R) in three ranges (I, II, III).

John Deere 1250 Dimensions

4WD Wheelbase: 78 inches
198 cm
Length: 134.3 inches
341 cm
Width: 65.2 inches
165 cm
Height (hood): 56.1 inches
142 cm
Clearance (front axle): 17.5 inches
44 cm
Front tread: 55 to 74.8 inches
139 to 189 cm
Rear tread: 51 to 79 inches
129 to 200 cm

John Deere 1250 Weight
2WD Shipping: 4125 lbs
1871 kg
4WD Shipping: 4875 lbs
2211 kg
4WD Operating: 5090 lbs
2308 kg
Ballasted: 5180 lbs
2349 kg

John Deere 1250 Tests

Nebraska Tractor Test 1437

Nebraska Tractor Test 1437
Diesel 9-speed 4WD
May 13 – June 1, 1982
Link: Nebraska Tractor Test 1437 file
PTO performance
Power at rated engine speed: 40.70 hp
30.3 kW
Fuel use: 2.4 gal/hour
9.1 l/hour
Power at rated PTO speed: 40.98 hp
30.6 kW
Fuel use: 2.4 gal/hour
9.1 l/hour
Drawbar performance
Max power: 33.44 hp
24.9 kW
Fuel use: 2.4 gal/hour
9.1 l/hour
Max pull: 5,164 lbs
2342 kg


Is John Deere 1250 a good tractor?

The John Deere 1250 is one of the great tractors in the Yanmar stable, and it has earned Yanmar a fantastic reputation.

How much oil does a John Deere 1250 take?

Check out the John Deere 1250 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 Yanmar made the 1250?

The John Deere 1250 was an agricultural tractor model made from 1982 – 1989

Where is the serial number on a John Deere 1250?

Lookup serial number plate below the pto on rear of transfer case

Leave a Comment