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David Brown 4600 Selectamatic

David Brown 4600 Selectamatic tractor
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The David Brown 4600 Selectamatic is a utility tractor produced from 1968 to 1971. It features a 2.7L 3-cylinder gasoline engine with an estimated 51.1 hp engine power. The tractor offers 6-speed and 12-speed gear transmission options, two-wheel drive, and a Selectamatic hydraulic system. It was built in Meltham Mills, Huddersfield, England, and originally priced at $4,600 in 1971. The tractor includes a live rear PTO with 540/1000 RPM options and a rear hitch with position and draft control. It has an operating weight of 4300 lbs and various tire options for agricultural use.
David Brown 4600Selectamaticutility tractor2.7L 3-cylinder engine46 hp PTO6-speed transmission12-speed transmissiontractor specs
Power51 hp[P]
Founded1968 - 1971
Model4600

Technical Specifications

Detailed specifications and technical data for David Brown 4600 Selectamatic

Power

PTO (tested):46.05 hp (34.3 kW)
PTO (claimed):46 hp (34.3 kW)
Drawbar (tested):38.34 hp (28.6 kW)

Tires

Ag rear:14.9/13-28
Ag front:6.00-16, 7.50-16

Engine

Type:gasoline, 3-cylinder, liquid-cooled
Model:David Brown 2.7L 3-cyl gasoline
Torque:140 lb-ft (189.8 Nm)
Rated RPM:2200
Torque RPM:1400
Air cleaner:oil bath
Bore/Stroke:3.939x4.500 inches (100 x 114 mm)
Compression:7.5:1
Displacement:164.4 ci (2.7 L)
Oil capacity:6.75 qts (6.4 L)
Operating RPM:700-2200
Starter volts:12
Coolant capacity:11 qts (10.4 L)

Capacity

Fuel:13.75 gal (52.0 L)
Hydraulic system:6 gal (22.7 L)

Dimensions

Width:68.375 inches (min) (173 cm)
Length:121.5 inches (308 cm)
Wheelbase:79.75 inches (202 cm)
Rear tread:52 to 80 inches (132 to 203 cm), 60 to 80 inches (152 to 203 cm) (PAVT)
Front tread:52 to 72 inches (132 to 182 cm)
Height (hood):54 inches (137 cm)
Ballasted weight:6750 lbs (3061 kg)
Operating weight:4300 lbs (1950 kg)
Clearance (drawbar):14.25 inches (36 cm)
Clearance (front axle):19.75 inches (50 cm)

Hydraulics

Type:Selectamatic
Valves:0 to 2
Capacity:6 gal (22.7 L)
Pressure:2000 psi (137.9 bar)
Pump flow:7.3 gpm (27.6 lpm)

Mechanical

Drive:Two-wheel drive
Brakes:Expanding shoe brakes
Steering:manual, power-assist optional
Final drives:spur gear
Operator station:Open operator station
Differential lock:rear diff lock standard

Production

Type:Utility tractor
Built in:Meltham Mills, Huddersfield, England
Original price:$4,600 (1971)
Years produced:1968 - 1971

Transmission

Type:gear
Clutch:dry disc
Oil capacity:24 qts (22.7 L)
Gears (6-speed):6 forward and 2 reverse
Gears (12-speed):12 forward and 4 reverse
Transmission options:6-speed gear, 12-speed gear

Tractor hitch

Control:position and draft control
Rear Type:II/I
Rear lift (static):2500 lbs (1134 kg)
Rear lift (working):1800 lbs (816 kg)

Power Take-off (PTO)

Rear PTO:live
Engine RPM:540@1823, 1000@2000
Rear PTO Type:540/1000

Related Models

David Brown 3800

Model:3800