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Years in Production / 1978–1989

John Deere

950

Explore the specifications, hardware, and original references for the John Deere 950.

Generic tractor; no model photo available
No photo

31hp

Source index power

MFWD Optional

Drive

1978–1989

Production years

John Deere

Manufacturer

950 / 01

At a glance

Overview

1978 - 1989

50 Compact Series

Compact Utility tractor

Yanmar built

Production

Compact Utility tractor

Built in Japan

Distributor
John Deere
Manufacturer
Yanmar
Original Price
$8,670 (1983 )
Original Price
$12,000 (1988 )

Mechanical

Two- or four-wheel drive

Differential mechanical expanding shoe brakes

Two-post ROPS.

Steering
manual
Steering
power OptOptional

Capacity

Fuel
8.5 gal32.2 L
Hydraulic System
4.75 gal*Early18.0 L
Hydraulic System
5.25 gal*After 1984.19.9 L

Hydraulics

Type
open center
Capacity
4.75 gal*Early18.0 L
Capacity
5.25 gal*After 1984.19.9 L
Pressure
2030 psi140.0 bar

Hitch

Rear Type
I
Control
position control

Pto

Rear Pto
transmission *Early models of the John Deere 950.
Rear Pto
live two-stage clutch *Tractors built after 1984, serial number 20001.
Rear Type
540 (1.375)

Serial Numbers

FAQ: How to read a serial number table.

1978
1024
1979
5229
1980
10453
1981
14893
1982
16204
1983
18204
1984
20007
1985
23001
1986
26001
1987
28501
1988
30082
Final
31853

Electrical

Ground
negative
Charging System
alternator
Charging Amps
25
Battery Cca
570
Battery Volts
12
Battery Group
BCI 30H

950 / 02

Under the hood

Engine Detail

Yanmar 3T90-J

diesel

3-cylinder

liquid-cooled

Displacement
105 ci1.7 L
Bore Stroke
3.54x3.54 inches90 x 90 mm
Power Gross
31 hp23.1 kW
Air Cleaner
paper element
Compression Ratio
20.4:1
Rated Rpm
2400
Starter Volts
12
Coolant Capacity
6.5 qts6.2 L
Fuel Type
diesel
Cylinders
3
Cooling
liquid-cooled

Engine Options

Yanmar 1.7L 3-cyl diesel

950 / 03

Gears & controls

Transmission

Four gears, plus reverse, with high and low ranges.

Transmission Type
gear
Gears
8 forward and 2 reverse
Clutch
210mm dry disc
Speeds Description
With 12.4-28 rear tires.

John Deere950 Transmission

8-speed gear

950 / 04

Size. Stance. Footprint.

Dimensions And Tires

Wheelbase
68.9 inches175 cm
Weight
2700 to 3000 pounds
Front Tire
5.00-15
Rear Tire
11.2-24

Serial Number Location

Serial number plate on rear of tractor, below PTO shaft.

Tires And Tracks

Front Ag
5.00-15
Rear Ag
11.2-24
Rear Ag
12.4-28
Lawn Turf Front
27/8.5-15
Lawn Turf Rear
13.6-28

See it in action

Videos

Watch John Deere 950 videos from their original YouTube creators.

950 / 06

Tests (NTTL)

Nebraska Tractor Test 1281

Diesel 8-speed 2WDJune 12 - 16, 1978

PTO performance

Drawbar performance

Gear 6 used for power test.

Gear 4 used for pull test.

Id
1281
Power At Rated Engine Speed
27.36 hp20.4 kW
Fuel Use
1.8 gal/hour6.8 l/hour
Fuel Use
1.9 gal/hour7.2 l/hour
Power At Rated Pto Speed
28.05 hp20.9 kW
Max Power
22.12 hp16.5 kW
Max Pull
3,056 lbs1386 kg