WhichTractor
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1981–1990

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

International Harvester 685 specs: hp, weight, years

INTERNATIONAL-HARVESTER D-239 four-cylinder diesel. The manufacturer claimed 68.0 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

68.0 hp

50.7 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “IHC 685 (XL)”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

Weight
6,702 lb
3-point lift
4,398 lb
Top speed
15.5 mph

International Harvester 685 specs: key facts

  • The International Harvester 685 was built from 1981 to 1990.

  • The International Harvester 685 has a claimed engine power (gross or net not stated) of 50.7 kW (68.0 hp); it has no measured PTO figure.

  • The International Harvester 685 was offered in two-wheel-drive and four-wheel-drive versions.

  • The International Harvester 685 has a INTERNATIONAL-HARVESTER D-239 engine, a 4-cylinder 3.91 L diesel unit.Source 1

  • The International Harvester 685 weighs 3,040 kg (6,702 lb) unladen.

  • The International Harvester 685 has a rear PTO running at 540/1000 rpm.

  • The three-point hitch of the International Harvester 685 lifts 1,995 kg (4,398 lb) at the lower-link ends.

Source · Traktorenlexikon, “IHC 685 (XL)”

How does the 685 compare with its class?

  • Limitation:

    Eight forward gears is low for its class — 33% below the median of 12 across the 365 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 374 comparable records. How we work this out

Illustration of the 1981–1990 International Harvester 685, a 68 hp farm tractor, four-wheel-drive version, a drawing generated from its specification record
Illustration — not a photograph · four-wheel-drive version

How much horsepower does a 685 have?

The only figure for the 685 is 68.0 hp (50.7 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
68.0 hp

Source · Traktorenlexikon, “IHC 685 (XL)”

What engine is in a 685?

A 685 has an INTERNATIONAL-HARVESTER D-239, a 4-cylinder 3.91 L diesel engine.

Engine — 685 engine specifications
Make & modelINTERNATIONAL-HARVESTER D-239
Cylinders4, liquid-cooledSource 2
Displacement238.8 ci · 3.91 L
Max torque181 lb·ft · 245 N·m @ 1,404 rpmSource 2
Electrical system12 VSource 2

Source · Traktorenlexikon, “IHC 574”

How much will a 685 lift?

A 685 lifts 4,398 lb (1,995 kg) at the lower-link ends.

Hydraulics & PTO — 685 hydraulics and PTO specifications
Pressure2,698 psi · 186 bar
Lift at ends4,398 lb · 1,995 kg
Rear PTO540/1000 rpm

Source · Traktorenlexikon, “IHC 685 (XL)”

What transmission does a 685 have?

Transmission specifications for the 685 are below.

Transmission — 685 transmission specifications
ClutchPedal operated dry LAYCOCK single disc clutch
SteeringHydrostatic DANFOSS steering
Top speed15.5 mph · 25 km/h

Source · Traktorenlexikon, “IHC 685 (XL)”

How much does a 685 weigh?

A 685 weighs 6,702 lb (3,040 kg) unladen.

Weights & dimensions — 685 weights and dimensions
Unladen weight6,702 lb · 3,040 kgtwo-wheel-drive version
Wheelbase88.2 in · 2,240 mm
Length147.2 in · 3,740 mm
Width75.6 in · 1,920 mm
Height103.1 in · 2,620 mm
Ground clearance14.6 in · 370 mm
Front track52.0–72.0 in · 1,321–1,829 mmtwo-wheel-drive version
Rear track52.0–76.0 in · 1,321–1,930 mmtwo-wheel-drive version
Turning radius, braked10.9 ft · 3.33 mtwo-wheel-drive version

Source · Traktorenlexikon, “IHC 685 (XL)”

What oil does a 685 take, and how much?

A 685 engine takes 9.0 qt (8.5 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

685 fluid capacities, grades and service intervals
SystemCapacity
Engine oil9.0 qt · 8.5 LSource: Traktorenlexikon, “IHC 685 (XL)” · single source, not independently verified
Transmission35.9 qt · 34.0 LSource: Traktorenlexikon, “IHC 685 (XL)” · single source, not independently verified
Hydraulic36.0 qt · 34.1 LSource: Traktorenlexikon, “IHC 685 (XL)” · single source, not independently verified
Cooling system12.0 qt · 11.4 LSource: Traktorenlexikon, “IHC 685 (XL)” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with a 685?

Within 10% of its 68.0 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the International Harvester 685

Is a 685 two-wheel drive or four-wheel drive?

The International Harvester 685 was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a 685 have?

A 685 has a 540/1000 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “IHC 574”; and Traktorenlexikon, “IHC 685 (XL)”.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: IHC 574 — CC BY-SA 4.0, WIKIBOOKS-TL-103893 · revision 1072224. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: IHC 685 (XL) — CC BY-SA 4.0, WIKIBOOKS-TL-118656 · revision 1055519. Wikibooks contributors (Traktorenlexikon). Original document