David Brown 990 Selectamatic

Last Updated: June 2024

Overview

The David Brown 990 Selectamatic is a 2WD or 4WD utility tractor from the Selectamatic series. The first generation was manufactured by David Brown in Meltham Mills, Huddersfield, England from 1965 to 1970. This tractor is equipped with a 3.2 litre, four-cylinder diesel engine, along with a gear type or partially synchronized transmission with 6 or 12 forward gears and 2 or 4 reverse gears. The engine generates 55.0 HP at 2,200 RPM. It features manual or hydrostatic power steering and brakes are of differential mechanical expanding shoe type. The operation is supported with an open operator station for convenience.
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Key Specifications

Category: Utility

Power Output: 55

Transmission: Gear type with dry disc clutch

Drive Type: 2WD or 4WD

Operating Weight: 5,104 (2WD) or 5,798 (4WD)

Fuel Type: Diesel

David Brown 990 Selectamatic vs. Similar Tractors

Power Output
Average
Greater than 53% of similar tractors.
Hitch Capacity
Poor
Greater than 3% of similar tractors.

Technical Specifications

Engine

Manufacturer
David Brown
Model
Not Specified
Cooling Type
Liquid-cooled
Cylinder Orientation
Inline
Valve Configuration
-
Fuel Type
Diesel
Induction Type
Naturally Aspirated
Cylinders
4
Displacement (ci)
195
Bore (in)
3.94
Stroke (in)
4.02
Rated RPM
2200
Power Output (hp)
55

Transmission

Type
Gear type with dry disc clutch
Forward Gears
6 (option 1) or 12 (option 2)
Reverse Gears
2 (option 1) or 4 (option 2)
Total Gears
-

Dimensions

Length (in)
126 (2WD) or 126.8 (4WD)
Width (in)
63.8
Height (in)
-
Operating Weight (lb)
5,104 (2WD) or 5,798 (4WD)

Power Take-Off (PTO)

PTO Type
Transmission or live (option)
PTO Speed 1 (rpm)
540
PTO Speed 2 (rpm)
1000
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
4x2 2WD or 4x4 MFWD 4WD
Drive Type
2WD or 4WD
Steering Type
Manual or hydrostatic power (optional)
Coolant Capacity (qts)
14.8
Front Tire Diameter (in)
19 (2WD) or 24 (4WD)
Front Tire Width (in)
6.0 (2WD) or 9.5 (4WD)
Rear Tire Diameter (in)
36
Rear Tire Width (in)
12.4
Front/Rear Rim Diameter (in)
-
Tire Type
Ag
Manufacture - End Year
1970
Hitch Type
-
Hitch Category
II/I
Hitch Position
Rear
Hitch Capacity (lb)
2,000 lbs
Operator Station Type
Open
Starter Type
Electric
Brake Type
Differential mechanical expanding shoe
Hydraulic System Type
Open center