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Tractor · 1956Unverified

Massey-Harris 444

Name: Massey-Harris 444
Brand: Massey-Harris

Massey-Harris 444 — Row-Crop tractor · 48 hp. Reference specifications; pending source verification.

The Massey-Harris 444 is a tractor with a rating of 48 hp, characterising it as a compact option within its class. Manufactured from 1956 to 1958, the 444 features a 4-cylinder diesel liquid-cooled engine powering two-wheel drive through a 10-speed gearbox. The listed weight of the tractor is 2948 kg, and it is suitable for tasks covering approximately 200 acres.

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

Rated power

48 hp

Max power

32.7 kW

Weight

2948 kg

Catalogue coverage

Variants represented

Richest spec table

66 rows

Recorded power

48 hp

Recorded weight

2948 kg

Transmissions

10-speed gear

Production years

1956-1958

Verified variants

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

Hover a source tag to verify

Overview

ManufacturerMassey-HarrisReference

Row-Crop tractorReference

Built in Racine, Wisconsin, USAReference

Total built7,131Reference

Original price was $3,650 in 1958Reference

Two-wheel driveReference

SteeringmanualReference

Steeringpower optionalReference

Differential mechanical shoe brakesReference

Open operator station.Reference

Engine

Massey Harris 4.5L 4-cyl dieselReference

Massey-Harris 4.5L 4-cyl LP gasReference

Massey-Harris 4.5L 4-cyl gasolineReference

Fuel tank87.1 LReference

Drawbar (claimed)26.1 kWReference

Belt (claimed)32.1 kWReference

Drawbar (tested)33.8 kWReference

Belt (tested)36.7 kWReference

Massey HarrisReference

dieselReference

4-cylinderReference

liquid-cooled vertical I-headReference

Displacement4.5 LReference

Bore/Stroke102 x 140 mmReference

Air cleaneroil bathReference

Compression15.9:1Reference

Rated RPM1500Reference

Starter volts12Reference

Coolant capacity20.8 LReference

Massey-HarrisReference

LP gasReference

Compression9:1Reference

Coolant capacity21.8 LReference

gasolineReference

liquid-cooledReference

Belt power (max)36.0 kWReference

Max power32.7 kWReference

Belt power (max)36.7 kWReference

Max power33.8 kWReference

Transmission

10-speed gearReference

TypegearReference

Gears10 forward and 2 reverseReference

Five gears, plus reverse, in two ranges.Reference

PTO & Hydraulics

PTO (claimed)35.8 kWReference

Rear PTOindependentReference

Rear PTO Type540Reference

Engine RPM542@1500Reference

Dimensions

Wheelbase223 cmReference

Weight2948 kgReference

Front tire6.50-16Reference

Rear tire13-38Reference

Ag front6.50-16Reference

Ag rear13-38Reference

Operating weight2948 kgReference

Ballasted weight4304 kgReference

444 Serial Number Location

Serial number plate on the right side of the tractor frame, ahead of the rear axle.Reference

Test results

NTTL 576: diesel 10-speed 2WDReference

NTTL 602: LP gas 10-speed 2WDReference

Diesel 10-speed 2WDJune 2 - 14, 1956Link: Nebraska Tractor Test 576 fileReference

Belt fuel use (max)12.1 l/hourReference

Drawbar performanceReference

Max pull2931 kgReference

Gear 1L used for pull test.Reference

LP gas 10-speed 2WDOctober 25 - November 3, 1956Link: Nebraska Tractor Test 602 fileReference

Belt fuel use (max)19.3 l/hourReference

Max pull2963 kgReference

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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