David Brown 850 Specifications - David Brown 850 Specs

Overview
Engine
Transmission
Dimensions
Manuals

info
1960 - 1965, Utility tractor

Production
Manufacturer:	David Brown
Factory:	Meltham Mills, Huddersfield, England

Capacity
Fuel:	10.6 gal [40.1 L]

3-Point Hitch
Rear Type:	I

Power Take-off (PTO)
Rear PTO:	transmission, live*Optional
Clutch:	dry disc
Rear RPM:	540/1000 (1.375)
Engine RPM:	540@1800 540@1100 1000@2000

Dimensions & Tires
Wheelbase:	75.25 inches [191 cm]
Weight:	3750 to 5874 pounds
Front tire:	5.00-15
Rear tire:	10-28

850 Serial Numbers
- Serial numbers unknown -

David Brown 850 Power
Engine:	35 hp [26.1 kW]
Drawbar (claimed):	30 hp [22.4 kW]
PTO (claimed):	33 hp [24.6 kW]
Drawbar (tested):	30.93 hp [23.1 kW]
PTO (tested):	33.56 hp [25.0 kW]

Mechanical
Chassis:	4x2 2WD
Final drives:	spur gear
Steering:	manual
Brakes:	differential mechanical expanding shoe
Cab:	Open operator station.

Battery
Gas Number:	1
Diesel Number:	2
Gas Volts:	12
Diesel Volts:	6

info
Bore/Stroke:	3.50x4.00 inches [89 x 102 mm]
Power:	35 hp [26.1 kW]
Fuel system:	direct injection
Air cleaner:	oil bath
Compression:	17:1
Rated RPM:	2000
Idle RPM:	700-2000
Starter volts:	12
Oil capacity:	10.1 qts [9.6 L]
Coolant capacity:	14.4 qts [13.6 L]

Engine Detail
David Brown, diesel, 4-cylinder, liquid-cooled, 154 ci [2.5 L]

info
Speeds:	With 10-28 rear tires.

Transmission
Type:	unsynchronized gear
Gears:	6 forward and 2 reverse
Clutch:	dry disc
Three gears (1-3) plus reverse (R) in two ranges (low and high).

Dimensions
Weight (shipping):	3750 lbs [1701 kg]
Gas Weight (operating):	4094 lbs [1857 kg]
Diesel Weight (operating):	4179 lbs [1895 kg]
Weight (ballasted):	5874 lbs [2664 kg]
Wheelbase:	75.25 inches [191 cm]
Length:	113.5 inches [288 cm]
Height (hood):	51.75 inches [131 cm]
Front tread:	52/56/60/64/68/72 inches [132/142/152/162/172/182 cm]
Rear tread:	52/56/60/64/68/72 inches [132/142/152/162/172/182 cm]

David Brown 850 Tires
Ag front:	5.00-15
Ag rear:	10-28