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Tractor · 1956Unverified

David Brown 900

Name: David Brown 900
Brand: David Brown

David Brown 900 — Row-Crop tractor · 46 hp. Reference specifications; pending source verification.

The David Brown 900 is a tractor with an engine rating of 46 horsepower, positioning it at the lighter end of its class. It was manufactured from 1956 to 1958, featuring a 4-cylinder diesel liquid-cooled engine and a two-wheel drive system paired with a 6-speed gearbox. The tractor has an operating weight of 3900 to 4000 pounds, and it is capable of handling operations up to 200 acres.

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

Rated power

46 hp

Weight

3900 to 4000 pounds

Catalogue coverage

Variants represented

Richest spec table

85 rows

Recorded power

46 hp

Recorded weight

1814 kg

Transmissions

6-speed

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

ManufacturerDavid BrownReference

Row-Crop tractorReference

Two-wheel driveReference

SteeringmanualReference

Mechanical drum brakesReference

Open operator station.Reference

Engine

David Brown 2.7L 4-cyl dieselReference

David Brown 2.7L 4-cyl keroseneReference

David Brown 2.7L 4-cyl gasolineReference

Fuel tank43.5 LReference

Fuel tank37.9 LReference

Aux. fuel5.7 LReference

Engine33.9 kWReference

Belt (claimed)23.9 kWReference

Belt (claimed)26.1 kWReference

Belt (claimed)29.8 kWReference

David Brown AD4/30HReference

dieselReference

4-cylinderReference

liquid-cooledReference

Displacement2.7 LReference

Bore/Stroke92 x 102 mmReference

Power29.8 kWReference

Compression15.9:1Reference

Rated RPM2200Reference

Torque142.4 NmReference

Torque RPM1300Reference

Firing order1-2-4-3Reference

Starter typeelectricReference

Oil capacity6.6 LReference

Coolant capacity13.2 LReference

Intake valve clearance0.381 mmReference

Exhaust valve clearance0.381 mmReference

David Brown AK4/30HReference

keroseneReference

Power28.0 kWReference

Fuel systemSlex 30FV carburetorReference

Compression4.7:1Reference

Torque149.2 NmReference

Torque RPM1000Reference

StarterelectricReference

Starter volts12Reference

Exhaust valve clearance0.559 mmReference

David Brown AG4/30HReference

gasolineReference

Power30.2 kWReference

Fuel systemSolex 30FV carburetorReference

Compression5.5:1Reference

David Brown PAG4/30HReference

High-compression gasoline engine for premium fuel.Reference

Power33.9 kWReference

Compression7:1Reference

Transmission

6-speedReference

TransmissionDavid BrownReference

Gears6 forward and 2 reverseReference

Clutch254mm dry discReference

Oil capacity15.1 LReference

Three gears (1-3) plus reverse (R) in two ranges (low/high).Reference

PTO & Hydraulics

Rear TypeIReference

Rear lift (at ends)816 kgReference

Rear PTOtransmissionReference

Rear PTOlive (optional)Reference

Rear PTO Type540Reference

Engine RPM545@1600Reference

Dimensions

Wheelbase182 cmReference

Weight3900 to 4000 poundsReference

Front tire11.00x28Reference

Standard tires (ag)Front: 11.00x28. Rear:Reference

Standard tires (ag)Front: 13x28. Rear:Reference

Ag front6.00x16Reference

Ag rear11.25x28Reference

Ag rear5.50x16Reference

Length287 cmReference

Width165 cmReference

Height197 cmReference

Height (hood)138 cmReference

Diesel Weight1814 kgReference

Kerosene Weight1769 kgReference

Clearance (front axle)40 cmReference

Front tread132/142/152/162/172/182/218 cmReference

Rear tread132/142/152/162/172/182/218 cmReference

Capacities

Diameter21 cmReference

Width14 cmReference

RPM1405Reference

Speed952.50 meters/minReference

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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