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Tractor · 1965Unverified

David Brown 770 Selectamatic

Name: David Brown 770 Selectamatic
Brand: David Brown

David Brown 770 Selectamatic — Selectamatic Series · 32 hp. Reference specifications; pending source verification.

The David Brown 770 Selectamatic is a tractor with a rated power output of 32 hp, positioning it at the lower end of its class in terms of power. It was manufactured from 1965 to 1970. The tractor features a 3-cylinder diesel liquid-cooled engine, coupled with two-wheel drive and a 12-speed gearbox. Its operating weight is listed as 3110 to 3270 pounds, and it is suitable for operations covering up to 200 acres.

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

Rated power

32 hp

Weight

3110 to 3270 pounds

Catalogue coverage

Variants represented

Richest spec table

72 rows

Recorded power

32 hp

Transmissions

12-speed gear

Production years

1965-1970

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

Utility tractorReference

Built in Meltham Mills, Huddersfield, EnglandReference

Original price was $3,600 in 1970Reference

Two-wheel driveReference

Final drivesspur gearReference

Differential lockmechanical rearReference

Manual steeringReference

Mechanical drum brakesReference

Open operator station.Reference

Engine

David Brown 2.4L 3-cyl dieselReference

Fuel tank43.1 LReference

Engine26.8 kWReference

Plows2Reference

David Brown AD3/49Reference

dieselReference

3-cylinderReference

liquid-cooledReference

Displacement2.4 LReference

Bore/Stroke100 x 102 mmReference

Power26.8 kWReference

Fuel systemdirect injectionReference

Compression17:1Reference

Rated RPM2055Reference

Idle RPM700-2000Reference

Torque135.6 NmReference

Torque RPM1400Reference

Firing order1-2-3Reference

StarterelectricReference

Starter volts12Reference

Oil capacity7.4 LReference

Coolant capacity11.4 LReference

Transmission

12-speed gearReference

TypegearReference

Gears12 forward and 4 reverseReference

Clutchdry discReference

Oil capacity27.3 LReference

PTO & Hydraulics

PTO (claimed)23.9 kWReference

Typeopen centerReference

Pressure137.9 barReference

Pump flow25.0 lpmReference

Rear TypeIReference

Controlposition and draft controlReference

Rear lift (at ends)725 kgReference

Rear PTOliveReference

Rear PTO Type540 (1.375)Reference

Engine RPM540@1620Reference

Dimensions

Wheelbase190 cmReference

Weight3110 to 3270 poundsReference

Front tire6.00-16Reference

Rear tire12.4/11-28Reference

Ag front6.00-16Reference

Ag rear12.4/11-28Reference

Ag front5.50-16Reference

Ag rear11.2/10-28Reference

Length285 cmReference

Width162 cmReference

Height (steering wheel)140 cmReference

Height (exhaust)204 cmReference

Clearance (drawbar)27 cmReference

Front tread121/132/142/152/162/172/182/193 cmReference

Rear tread121/132/142/152/162/172/182/193 cmReference

Shipping1410 kgReference

Operating1483 kgReference

Capacities

Diameter21 cmReference

Width13 cmReference

RPM2023Reference

Speed944.88 meters/minReference

Max capacity2027 kgReference

Electrical

GroundnegativeReference

Battery volts12Reference

Battery AH96Reference

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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