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John Deere LA

The John Deere LA is a tractor produced by John Deere. It is equipped with a 77 ci 1.3 L engine. Transmission: 3 forward and 1 reverse. Operating weight: 2200 lbs 997 kg.

Fuel & Capacities
8 gal 30.3 L
Transmission
3 forward and 1 reverse
Operating Weight
2200 lbs 997 kg

Overview

John Deere LA tractor photo
1941 - 1946 Two-Cylinder Letter SeriesUtility tractor Two-Cylinder Letter Series Utility tractor
Production
Manufacturer
John Deere
Utility tractor
Built in Moline, Illinois, USA
The John Deere model LA was a larger version of the model L. The LA featured a larger engine with increased RPMs.
John Deere LA Engine
John Deere 1.3L 2-cyl gasoline
Fuel tank
8 gal 30.3 L
Engine details ...
John Deere LA Transmission
3-speed unsynchronized gear
Transmission details ...
John Deere LA Power
Drawbar (claimed)
10.46 hp 7.8 kW
Belt (claimed)
12.93 hp 9.6 kW
Plows
1 (16-inch)
Drawbar (tested)
13.10 hp 9.8 kW
Belt (tested)
14.34 hp 10.7 kW
Performance test details ...
Mechanical
Two-wheel drive
Manual steering
Open operator station with steel pan seat.
Power Take-off (PTO)
Rear PTO
transmission ((Optional)
Rear PTO Type
540 (1.375)
Dimensions & Tires
Wheelbase
61 inches 154 cm
Weight
2200 lbs 997 kg
Front tire
5.00-15
Rear tire
8.00-24
Full dimensions and tires ...
Belt Pulley
Diameter
6.75 inches 17 cm
Width
4.5 inches 11 cm
RPM
1770
Speed
3115 ft/min 949.45 meters/min
Electrical
Ground
positive
Battery volts
6
References
LA references literature
The John Deere Styled "Letter" Series by J.R. Hobbs
Tractors 1918-1976 published by John Deere*
General Catalog published in 1940, by John Deere
Models "L" and "LA" General-Purpose Tractors published in 1941, by John Deere
The New, More Powerful Model "LA" published in 1940, by John Deere
Instructions for Model LA Tractor (DIR-207)
*Publication contains known errors.

Engine

Engine Detail — 77 ci / 1.3 L Gasoline

Manufacturer
John Deere
Fuel Type
Gasoline
Configuration
2-cylinder, liquid-cooled
Displacement
77 ci 1.3 L
Bore/Stroke
3.50x4.00 inches 89 x 102 mm
Air cleaner
oil bath
Rated RPM
1850
Firing order
1-2
Starter volts
6
Oil capacity
3 qts 2.8 L
Coolant capacity
10 qts 9.5 L

Transmission

Transmission — 3 forward and 1 reverse unsynchronized gear

Type
unsynchronized gear
Gears
3 forward and 1 reverse
Clutch
mechanical dry disc
LA unsynchronized gear speeds

Dimensions

John Deere LA Tires
Ag front
5.00-15
Ag rear
8.00-24
Dimensions
Wheelbase
61 inches 154 cm
Length
93 inches 236 cm
Width
47 inches 119 cm
Height
60 inches 152 cm
Shipping weight
2200 lbs 997 kg
Ground clearance
20.5 inches 52 cm
Rear tread
38/43/48/54 inches 96/109/121/137 cm

Tests

Nebraska Tractor Test 373
Gasoline 3-speed 2WD June 20 - 28, 1941 Link: Nebraska Tractor Test 373 file
Belt power (max)
14.34 hp 10.7 kW
Drawbar performance
Max power
13.10 hp 9.8 kW
Max pull
1,936 lbs 878 kg
Gear 1 used for pull test.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for John Deere LA.

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours

John Deere LA Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for John Deere LA.

Converted Equivalents:

Horsepower (HP)0 hp
Kilowatts (kW)0 kW
Metric Horsepower (PS / CV)0 PS

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