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Tractor · 1975Unverified

White 4-180 Field Boss

Name: White 4-180 Field Boss
Brand: White

White 4-180 Field Boss — Four-wheel Drive (4WD) tractor · 181 hp. Reference specifications; pending source verification.

The White 4-180 Field Boss is a tractor with a rated power of 181 hp, positioning it at the upper end of its class. Produced between 1975 and 1978, this model features an 8-cylinder diesel liquid-cooled engine and four-wheel drive with a 12-speed gearbox. Its listed operating weight is 9344 kg. It is suitable for operations on areas ranging from 600 to 1,500 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

181 hp

Max power

112.2 kW

Weight

9344 kg

Catalogue coverage

Variants represented

Richest spec table

80 rows

Recorded power

181 hp

Recorded weight

9344 kg

Transmissions

12-speed gear

Production years

1975-1978

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerWhiteReference

Four-wheel Drive (4WD) tractorReference

Original price was $44,500 in 1978Reference

Four-wheel driveReference

Final drivesplanetaryReference

Articulated power steeringReference

Dry disc brakesReference

Cab standard with heat and air-conditioningReference

Engine

Caterpillar 10.4L 8-cyl dieselReference

Engine156.6 kWReference

Drawbar (tested)112.2 kWReference

CaterpillarReference

dieselReference

8-cylinderReference

liquid-cooled V-8Reference

Displacement10.4 LReference

Bore/Stroke114 x 127 mmReference

Power156.6 kWReference

Fuel systemdirect injectionReference

Air cleanerdryReference

Compression16.5:1Reference

Rated RPM2800Reference

Idle RPM800-2970Reference

StarterelectricReference

Starter volts12Reference

Power at rated engine speed135.0 kWReference

Max power112.2 kWReference

Transmission

12-speed gearReference

TypegearReference

Gears12 forward and 4 reverseReference

Clutch330.2mm cerametallic discsReference

Oil capacity48.3 LReference

PTO & Hydraulics

PTO (claimed)134.2 kWReference

PTO (tested)135.0 kWReference

Hydraulic system34.1 LReference

Typeclosed centerReference

Capacity34.1 LReference

Pressure151.7 barReference

Valves2Reference

Pump flow75.7 lpmReference

Rear TypeIIIReference

Controlposition controlReference

Rear lift2721 kgReference

Rear PTOindependentReference

Rear PTO Type1000 (1.75)Reference

Engine RPM1000@2739Reference

Power at rated PTO speed135.9 kWReference

Capacities

Fuel355.8 LReference

Dimensions

Wheelbase293 cmReference

Weight9344 kgReference

Front tire18.4-38Reference

Rear tire18.4-38Reference

Ag front18.4-38Reference

Ag rear18.4-38Reference

Ag front23.1-34Reference

Ag rear23.1-34Reference

Length604 cmReference

Width243 cmReference

Height (cab)299 cmReference

Operating weight9344 kgReference

Clearance (drawbar)53 cmReference

Front tread175/195/205/215/236 cmReference

Front tread175/288 cmReference

Rear tread175/195/205/215/236 cmReference

Rear tread175/288 cmReference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps55Reference

Batteries2Reference

Battery CCA625Reference

Battery volts12Reference

Test results

Diesel 12-speed 4WDAugust 20 - 29, 1975Link: Nebraska Tractor Test 1184 fileReference

PTO performanceReference

Fuel use49.2 l/hourReference

Fuel use48.4 l/hourReference

Drawbar performanceReference

Gear 3H used for power test.Reference

Max pull9284 kgReference

Gear 1H used for pull test.Reference

Speeds

With 18.4-38 tires.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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