John Deere 9R 640

Last Updated: September 2024

Overview

The John Deere 9R 640 is a powerful tractor built for big jobs on the farm. It has a strong engine made by John Deere that can produce 631.6 horsepower. This engine is diesel-powered and has 6 cylinders. It's cooled by liquid and uses a turbocharger to make more power.

This tractor is big and heavy, weighing 46,680 pounds. It's about 26 feet long, 14.5 feet wide, and 12 feet tall. The 9R 640 has a full power shift transmission with 18 forward gears and 6 reverse gears, giving the driver lots of control. It has a closed center hydraulic system and a Category 3 hitch at the back for attaching tools. The tractor comes with a comfortable cab for the driver and uses an electric starter to get going.

John Deere is known for making quality farm equipment, and this tractor is no exception. It has big 800/70R38 tires and can produce a lot of pulling power with its peak torque of 2,179 lb-ft. The 9R 640 is designed to handle tough farming tasks and large fields with ease.
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Key Specifications

Power Output: 632 hp (471.0 kW)

Transmission: Full power shift

Operating Weight: 46680 lb (21174 kg)

Fuel Type: Diesel

Technical Specifications

Engine

Manufacturer
John Deere
Model
JD14
Cooling Type
Liquid-cooled
Cylinder Orientation
Inline
Valve Configuration
24-valve
Fuel Type
Diesel
Induction Type
Turbocharged aftercooled
Cylinders
6
Displacement
827 ci (13.6 L)
Bore
5.20 in (132.1 mm)
Stroke
6.50 in (165.1 mm)
Rated RPM
2100
Power Output
632 hp (471.0 kW)

Transmission

Type
Full power shift
Forward Gears
18
Reverse Gears
6

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