John Deere 6603

Last Updated: September 2024

Overview

The John Deere 6603 is a powerful utility tractor designed for various farm tasks. It has a 2WD chassis and power steering, making it easy to handle in the field. The tractor comes with a 9-forward and 3-reverse gear transmission, giving farmers plenty of options for different jobs.

Under the hood, the 6603 boasts a John Deere 6068T engine. This 6-cylinder diesel engine is turbocharged and liquid-cooled, providing a very high displacement of 414 ci. It generates 112 hp at 2100 rpm, which is above average for its class. The engine's power and efficiency make it suitable for demanding farm work. The tractor also features a three-point hitch with a very high capacity of 4828 lb, allowing it to handle heavy implements with ease.

In tests, the John Deere 6603 showed impressive performance. It achieved maximum power of 101.71 hp at 1950 rpm during a two-hour test. The tractor also demonstrated good fuel efficiency, using 5.67 gal/hr at standard PTO speed. These results highlight the 6603's capability to tackle tough jobs while maintaining reasonable fuel consumption, making it a reliable choice for farmers looking for a versatile and efficient utility tractor.
Show more...

Key Specifications

Category: Utility

Power Output: 112 hp (83.5 kW)

Transmission: Partially synchronized

Drive Type: 2WD

Fuel Type: Diesel

John Deere 6603 vs. Similar Tractors

Power Output

The Power Output for the John Deere 6603 is Above Average. It is greater than 88% of similar Utility tractors in our database.

Horsepower distribution of Utility tractors

(across 4.7K+ tractors in our database)

Engine Displacement

The Engine Displacement for the John Deere 6603 is Excellent. It is greater than 91% of similar Utility tractors in our database.

Engine displacement distribution of Utility tractors

(across 1K+ tractors in our database)

Engine Rated RPM

The Engine Rated RPM for the John Deere 6603 is Below Average. It is greater than 15% of similar Utility tractors in our database.

Engine rated RPM distribution of Utility tractors

(across 1K+ tractors in our database)

Technical Specifications

Engine

Manufacturer
John Deere
Model
6068T
Cooling Type
Liquid-cooled
Fuel Type
Diesel
Induction Type
Turbocharged
Cylinders
6
Displacement
414 ci (6.8 L)
Bore
4.19 in (106.4 mm)
Stroke
5.00 in (127.0 mm)
Rated RPM
2100
Power Output
112 hp (83.5 kW)

Transmission

Type
Partially synchronized
Forward Gears
9
Reverse Gears
3

Drivetrain

Chassis
4x2 2WD
Drive Type
2WD
Steering Type
Power