International Harvester 523: all source data

All 72 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.

Overview

Production
ManufacturerInternational Harvester
(no label)Utility tractor
(no label)Built in Neuss, Germany
Engine
(no label)International Harvester 2.9L 3-cyl diesel
Transmission
(no label)8-speed
(no label)12-speed partial power shift
Power
Engine52 hp | 38.8 kW
Mechanical
(no label)Two- or four-wheel drive
Differential lockmechanical rear
(no label)Manual steering
(no label)Disc brakes
(no label)Open operator station.
Capacity
Fuel18.5 gal | 70.0 L
Hydraulic system4.3 gal | 16.3 L
Hydraulics
Capacity4.3 gal | 16.3 L
Pump flow7.5 gpm | 28.4 lpm
Hitch
Rear TypeII/I
Rear lift3748 lbs | 1700 kg
Pto
Rear PTOindependent
Rear PTO Type540 (1.375)
Rear PTO Type540/1000 (1.375)
Dimensions
Wheelbase78.7 inches | 199 cm
Weight5380 to 6295 pounds
Front tire6.00-16
Rear tire11-32
Electrical
Charging systemgenerator
Charging amps10.8
Battery AH135

Engine

Engine detail
(no label)International Harvester D-179
(no label)diesel
(no label)3-cylinder
(no label)liquid-cooled
Displacement179 ci | 2.9 L
Bore/Stroke3.875x5.0625 inches | 98 x 129 mm
Power52 hp | 38.8 kW
Fuel systemdirect injection
Air cleaneroil bath
Rated RPM2100
Starterelectric
Starter volts12
Starter power4 hp | 3.0 kW
Oil capacity6.8 qts | 6.4 L
Coolant capacity (Coolant)16.3 qts | 15.4 L

Transmission

Transmission options
(no label)8-speed
(no label)12-speed partial power shift
Transmission
Gears8 forward and 4 reverse
Clutch279.4mm dry disc
Oil capacity35.1 qts | 33.2 L
(no label)Four gears (1-4) in two ranges (low/high) plus reverse range.
TransmissionAgriomatic S
Typepartial power shift
Gears12 forward and 4 reverse
(no label)The Agriomatic S provides an additional four forward speeds selected by a right-hand power shift lever. Pushing the lever forward engages the Agriomatic range, while rearward uses the conventional range. The Agriomatic speeds are between high and low ranges, so this provides an undershift in high range and an overshift in low range. In reverse range it operates as a power shuttle.

Dimensions

Tires
Ag front6.00-16
Ag rear11-32
Ag front7.50-16
4WD Ag front (4WD)9-24
Ag rear13-28
Ag rear14-28
Ag rear13-30
Ag rear14-30
Ag rear11-36
Ag rear12-36
Dimensions
Wheelbase78.7 inches | 199 cm
Length119.8 inches | 304 cm
Width63.8 inches | 162 cm
Height (steering wheel)59.8 inches | 151 cm
Height (exhaust)86.2 inches | 218 cm
2WD Weight (2WD)5380 lbs | 2440 kg
4WD Weight (4WD)6295 lbs | 2855 kg
Clearance (front axle)15 inches | 38 cm
Clearance (drawbar)12 inches | 30 cm