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International Harvester 685

The International Harvester 685 is a utility tractor produced from 1981 to 1985 as part of the 85 Series. Built in Doncaster, England, it features an International Harvester 3.9L 4-cylinder diesel engine delivering 69 hp net and 71.8 hp gross. The tractor offers transmission options including an 8-speed synchromesh and a 16-speed two-speed power shift. It has two- or four-wheel drive, mechanical rear differential lock, power steering, and hydraulic wet disc brakes. The 685 comes standard with a cab, with Economy and Deluxe options available. It has a rear Type II hitch with position and draft control and a rear lift capacity of 4400 lbs, extendable to 5250 lbs with an optional assistor ram. The rear PTO is independent with a hydraulic wet disc clutch and operates at 540/1000 RPM. Dimensions include an 88.2 inch wheelbase, 147.6 inch length, and 104 inch height, with weights ranging from 6703 lbs (2WD) to 7188 lbs (4WD). Tire options vary for 2WD and 4WD configurations.
International Harvester 685IH 685utility tractor85 Series3.9L diesel engine71.8 hpsynchromesh transmissionpower shift transmissiontractor specs
Power71 hp
Founded1981 - 1985
Model685

Technical Specifications

Detailed specifications and technical data for International Harvester 685

Power

Engine (net):69 hp (51.5 kW)
PTO (claimed):63.3 hp (47.2 kW)
Engine (gross):71.8 hp (53.5 kW)

Engine

Type:diesel
Model:International Harvester D-239
Torque:180 lb-ft (244.1 Nm)
Cooling:liquid-cooled
Starter:electric
Cylinders:4-cylinder
Fuel tank:29.6 gal (112.0 L)
Rated RPM:2300
Torque RPM:1600
Bore/Stroke:3.875x5.06 inches (98 x 129 mm)
Fuel system:direct injection
Power (net):69 hp (51.5 kW)
Displacement:239 ci (3.9 L)
Power (gross):71.8 hp (53.5 kW)
Starter volts:12

Overview

Series:85 Series
Built in:Doncaster, England
Category:Utility tractor
Production years:1981 - 1985

Electrical

Ground:negative
Battery volts:12

Hydraulics

Pump flow:12.4 gpm (46.9 lpm)

Mechanical

Cab:Cab standard. Economy and Deluxe cabs available.
Drive:Two- or four-wheel drive
Brakes:Hydraulic wet disc brakes
Power steering:yes
Differential lock:mechanical rear

Transmission

Options:8-speed synchromesh, 16-speed two-speed power shift
Power Shift Type:two-speed power shift
Synchromesh Type:synchromesh
Power Shift Gears:16 forward and 8 reverse
Synchromesh Gears:8 forward and 4 reverse
Synchromesh Details:Four gears (1-4) in two ranges (low/high) plus reverse range
Power Shift Transmission:Torque Amplifier

Tractor hitch

Control:position and draft control
Rear Type:II
Rear lift:4400 lbs (1995 kg), 5250 lbs (2381 kg) with optional assistor ram

Serial Numbers

Location:Serial number plate on right front of tractor frame, above the front axle.

Dimensions & Tires

Height:104 inches (264 cm)
Length:147.6 inches (374 cm)
Wheelbase:88.2 inches (224 cm)
2WD Weight:6703 lbs (3040 kg)
4WD Weight:7188 lbs (3260 kg)
Ag rear tires:16.9-34
Ag front tires:10.00-16 (2WD), 12.4-24 (4WD)

Power Take-off (PTO)

Clutch:hydraulic wet disc
Rear PTO:independent
Rear PTO Type:540/1000

Related Models

International Harvester 585

Model:585

International Harvester 785

Model:785