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Tractor · 1957Unverified

Ford 840

Name: Ford 840
Brand: Ford

Ford 840 — 800 Series · 40 hp. Reference specifications; pending source verification.

The Ford 840 is a tractor rated at 40 hp — making it one of the more compact options in its class. This model was manufactured in 1957. It is powered by a 4-cylinder petrol liquid-cooled engine, driving through two-wheel drive with a 4-speed gearbox. Listed weight is 2850 to 3400 pounds, and it is aimed at jobs of around up to 200 ac. Recorded specifications in UK and US units are listed below.

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

Rated power

40 hp

Weight

2850 to 3400 pounds

Catalogue coverage

Variants represented

Richest spec table

79 rows

Recorded power

40 hp

Transmissions

4-speed unsynchronized gear

Production years

1957-1957

Verified variants

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

Hover a source tag to verify

Overview

ManufacturerFordReference

Utility tractorReference

Built in Highland Park, Michigan, USAReference

Two-wheel driveReference

SteeringmanualReference

Steeringpower assist optionalReference

Differential mechanical expanding shoe brakesReference

Open operator station.Reference

Variants

820no 3-point or hydraulicsReference

840four-speedReference

850transmission PTOReference

860live PTOReference

Engine

Ford 2.8L 4-cyl gasolineReference

Ford 2.8L 4-cyl LP gasReference

Belt (claimed)29.8 kWReference

Plows3Reference

Ford EAFReference

gasolineReference

4-cylinder 8-valveReference

liquid-cooled inlineReference

Displacement2.8 LReference

Bore/Stroke99 x 91 mmReference

Air cleaneroil bathReference

Compression6.75:1Reference

Rated RPM2200Reference

Firing order1-2-4-3Reference

Starter volts6Reference

Coolant capacity14.2 LReference

Oil capacity4.7 LReference

LP gasReference

Compression8.0:1Reference

Transmission

4-speed unsynchronized gearReference

12-speed unsynchronized gearReference

Typeunsynchronized gearReference

Gears4 forward and 1 reverseReference

Clutchdry discReference

Oil capacity7.6 LReference

Oil typeSAE 80 Mild EPReference

TransmissionShermanReference

Gears12 forward and 3 reverseReference

The Sherman under-over auxiliary transmission was available as a factory option on the 840. Tractors equipped with the transmission were marked 840S.Reference

Capacities

Fuel53.0 LReference

Rear axle10.4 LReference

PTO & Hydraulics

Hydraulic system7.6 LReference

Typeopen centerReference

Capacity7.6 LReference

Pressure137.9 barReference

Pump flow18.2 lpmReference

Rear TypeIReference

Controlposition and draft controlReference

Rear lift567 kgReference

Rear PTOtransmissionReference

Rear PTO Type540 (1.125)Reference

Dimensions

Wheelbase190 cmReference

Weight2850 to 3400 poundsReference

Front tire6.00-16Reference

Rear tire12-28Reference

Ag front6.00-16Reference

Ag rear12-28Reference

Length309 cmReference

Width164 cmReference

Height150 cmReference

Ground clearance53 cmReference

Front tread132 to 193 cmReference

Rear tread132 to 193 cmReference

Shipping1292 kgReference

Operating1542 kgReference

Ballasted3039 kgReference

Ford 840 attachments

front-end loaderReference

840 Serial Number Location

On the left-hand side of the transmission housing behind the starter.Reference

840 Serial Numbers

19541Reference

195510615Reference

195677271Reference

1957116368Reference

FAQ: How to read a serial number table.Reference

Electrical

GroundpositiveReference

Charging systemgeneratorReference

Charging amps20Reference

Battery volts6Reference

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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