Tractor · 1980Unverified
David Brown 1390
David Brown 1390 — Utility tractor · 61 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
61 hp
Max power
37.5 kW
Weight
2494 kg
Hover a source tag to verify
Overview
ManufacturerDavid Brown (a part of J.I. Case)Reference
Utility tractorReference
Built in Meltham Mills, Huddersfield, EnglandReference
Original price$22,100 (1983)Reference
Two- or four-wheel driveReference
Steeringhydrostatic powerReference
Mechanical drum brakesReference
Two-post ROPS. Cab optional.Reference
Engine
J.I. Case 3.6L 4-cyl dieselReference
Drawbar (tested)37.5 kWReference
J.I. CaseReference
dieselReference
4-cylinderReference
liquid-cooledReference
Displacement3.6 LReference
Bore/Stroke100 x 114 mmReference
Air cleanerdual dry elementReference
Compression17:1Reference
Rated RPM2200Reference
Starter volts12Reference
Oil capacity7.5 LReference
Coolant capacity14.0 LReference
Power at rated engine speed45.2 kWReference
Max power37.5 kWReference
Transmission
12-speed synchromeshReference
TypesynchromeshReference
Gears12 forward and 4 reverseReference
Clutchhydraulic dry discReference
Oil capacity27.0 LReference
PTO & Hydraulics
PTO (claimed)44.7 kWReference
PTO (tested)45.2 kWReference
Hydraulic system26.9 LReference
Typeopen centerReference
Capacity26.9 LReference
Valves1 or 2Reference
Pump flow57.9 lpmReference
Rear Type2/1Reference
Rear PTOindependentReference
Rear PTO Type540/1000Reference
Power at rated PTO speed43.5 kWReference
Capacities
Fuel71.9 LReference
Dimensions
Wheelbase213 cmReference
Weight2494 kgReference
Front tire7.50-16Reference
Rear tire16.9-30Reference
Ag front7.50-16Reference
Ag rear16.9-30Reference
Length342 cmReference
Height (exhaust)223 cmReference
Shipping weight2494 kgReference
Max weight4762 kgReference
2WD Clearance (front axle)53 cmReference
4WD Clearance (front axle)33 cmReference
David Brown 1390 attachments
front-end loaderReference
1390 Serial Numbers
Location:Serial number stamped into the top of the tractor's frame on the right side, next to the engine.Reference
198011120101Reference
198111122928Reference
198211126132Reference
198311130040Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps26Reference
Battery volts12Reference
Test results
Diesel 12-speed 4WDMarch 25 - April 10, 1980Link: Nebraska Tractor Test 1380 fileReference
PTO performanceReference
Fuel use15.1 l/hourReference
Fuel use14.0 l/hourReference
Drawbar performanceReference
Gear 4-1 used for power test.Reference
Max pull3911 kgReference
Gear 2-1 used for pull test.Reference
Speeds
With 16.9x30 rear tires.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.