Tractor · 1976Unverified
International Harvester Hydro 186
International Harvester Hydro 186 — 86 Series · 105 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
105 hp
Max power
59.5 kW
Weight
11500 to 13135 pounds
Hover a source tag to verify
Overview
ManufacturerInternational HarvesterReference
Row-Crop tractorReference
Built in Rock Island, Illinois, USAReference
Original price$33,900 (1981)Reference
Two- or four-wheel driveReference
Final drivesbull gearReference
Steeringpower assistReference
Hydraulic disc brakesReference
Cab standard with air-conditioning. Open operator station and four-post ROPS available.Reference
Variants
Hydro 186 Hi-Clearhigh clearanceReference
Engine
International Harvester 7.1L 6-cyl dieselReference
Drawbar (claimed)61.1 kWReference
Drawbar (tested)59.5 kWReference
International Harvester D436Reference
dieselReference
6-cylinderReference
liquid-cooledReference
Displacement7.1 LReference
Bore/Stroke109 x 127 mmReference
Air cleanerdual dry elementReference
Rated RPM2400Reference
Coolant capacity24.6 LReference
Oil capacity13.2 LReference
Power at rated engine speed78.3 kWReference
Max power59.5 kWReference
PTO & Hydraulics
PTO (claimed)77.6 kWReference
PTO (tested)78.3 kWReference
Hydraulic system107.9 LReference
Typeopen centerReference
Typeclosed centerReference
Capacity107.9 LReference
Valves2Reference
Pump flow45.4 lpmReference
Rear TypeIIReference
Rear lift (at 24"/610mm)3020 kgReference
Rear PTOindependentReference
Rear PTO Type540/1000 (1.375)Reference
Engine RPM540@2100Reference
Engine RPM1000@2100Reference
Power at rated PTO speed74.8 kWReference
Capacities
Fuel189.2 LReference
Fuel83.3 LReference
Dimensions
Wheelbase266 cmReference
Wheelbase256 cmReference
Wheelbase251 cmReference
Wheelbase269 cmReference
Weight11500 to 13135 poundsReference
Front tire10.00-16Reference
Rear tire18.4-34Reference
Ag front10.00-16Reference
Ag rear18.4-34Reference
2WD Length424 cmReference
4WD Length414 cmReference
4WD Length429 cmReference
Width259 cmReference
Width248 cmReference
Height (cab)284 cmReference
Height (cab)317 cmReference
Ground clearance33 cmReference
Ground clearance66 cmReference
Bar rear axle82 mmReference
Shipping5216 kgReference
Shipping5601 kgReference
Operating5958 kgReference
Hydro 186 Serial Numbers
Location:Rear axle.Reference
19768601Reference
19778813Reference
19789806Reference
197910626Reference
198011465Reference
198112279Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps42Reference
Charging amps61 (with cab)Reference
Batteries2Reference
Battery CCA470Reference
Battery volts12Reference
Test results
Diesel hydrostatic 2WDSeptember 22 - October 3, 1977Link: Nebraska Tractor Test 1257 fileReference
PTO performanceReference
Fuel use30.7 l/hourReference
Fuel use27.6 l/hourReference
Drawbar performanceReference
Pull at 9.6 KPHReference
Max pull5131 kgReference
Pull at 3.9 KPHReference
Transmission
TransmissionhydrostaticReference
Gearsvariable, two-range forward and reverseReference
Oil capacity107.9 LReference
Oil typeIH Hy-Tran/B-6Reference
A range lever on the right console allows the selection of high, low, or reverse range. Speed is controlled by the speed-control lever on the left side of the instrument panel. An inching pedal is located on the left side of the tractor, and allows for small movements when connecting implements.Reference
Speeds
18.4-34 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.