Tractor Reference

CaseIH 685 Tractor Specs (1985-1990)

CaseIH 685 tractor specs for 1985-1990: 238.8 ci diesel engine, 68.1 hp, independent 540/1000 PTO, open-center hydraulics, and 20-gal fuel tank.

CaseIH 685 Overview

CaseIH 685 tractor in a rural farm setting.

Produced from 1985 to 1990, the CaseIH 685 has a 238.8 ci (3.9 L) diesel engine rated at 68.1 hp and 2400 rpm. It combines an independent 540/1000 rear PTO with a II/I hitch that lifts 3260 lbs at 24 inches. The open-center hydraulic system is rated at 2500 psi with 15.8 gpm pump flow. Fuel capacity is 20 gal, and the serial plate is on the front-right axle support.

Years1985-1990
Engine238.8 ci 3.9 L
Rear PTO540/1000 (1.375)

CaseIH 685 Quick Answers

  • YearsProduced from 1985 through 1990.
  • Engine238.8 ci (3.9 L) diesel rated at 68.1 hp and 2400 rpm.
  • Rear PTOIndependent 540/1000 PTO.
  • Hitch lift3260 lbs at 24 inches on the II/I rear hitch.

Engine and Power

The 238.8 ci diesel engine is rated at 2400 rpm.

Diesel engine

Displacement238.8 ci 3.9 L
Rated Rpm2400

Manufacture years

1985-1990

Engine

68.1 hp 50.8 kW

PTO and Hitch

An independent 540/1000 rear PTO works with the II/I hitch and its 3260 lb lift rating at 24 inches.

Rear PTO

independent

Rear PTO type

540/1000 (1.375)

Rear hitch

II/I

Rear lift at 24 inches

3260 lbs 1478 kg

Hydraulics

The open-center hydraulic system is rated at 2500 psi with 15.8 gpm pump flow.

Type

open center

Capacity

9 gal 34.1 L

Pressure

2500 psi 172.4 bar

Pump flow

15.8 gpm 59.8 lpm

Fluids, Battery, and Service Facts

Fuel capacity is 20 gal and the hydraulic system capacity is 9 gal.

Fuel tank

20 gal 75.7 L

Hydraulic system

9 gal 34.1 L

Serial Number Lookup

The serial number plate is on the front-right axle support.

location

Serial number plate on the tractors front-right axle support.

Accuracy Note

Tractor specifications can vary by year, region, factory configuration, installed equipment, and later repairs. Match serial range, engine, transmission, PTO setup, and model code before ordering parts or doing service work.