Tractor · 1965Unverified
David Brown 770 Selectamatic
David Brown 770 Selectamatic — Selectamatic Series · 32 hp. Reference specifications; pending source verification.
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
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.