John Deere 8400T

Last Updated: September 2024

Overview

The John Deere 8400T is a powerful crawler tractor made from 1997 to 1999. It has tracks instead of wheels, which helps it move well on tough ground. The tractor is big, measuring 207 inches long, 103.7 inches wide, and 122.9 inches tall. It weighs a hefty 25,000 pounds, making it a strong machine for heavy farm work.

Under the hood, the 8400T has a John Deere diesel engine with 6 cylinders. This engine is turbocharged and intercooled, giving it extra power. It can produce 226.73 horsepower at 2000 rpm. The tractor has a full powershift transmission with 16 forward gears and 4 reverse gears, allowing for smooth speed changes. It also has a three-point hitch at the back that can lift up to 15,650 pounds, which is great for attaching and using big farm tools. The tractor has a cab for the driver, making it comfortable to use in different weather conditions.
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Key Specifications

Power Output: 227 hp (169.1 kW)

Transmission: Full powershift

Drive Type: Track

Operating Weight: 25000 lb (11340 kg)

Fuel Type: Diesel

Technical Specifications

Engine

Manufacturer
John Deere
Model
Serial No.*RG6081 H040198*
Cooling Type
Liquid-cooled
Cylinder Orientation
Inline
Fuel Type
Diesel
Induction Type
Turbocharged intercooled
Cylinders
6
Displacement
496 ci (8.1 L)
Bore
4.57 in (116.1 mm)
Stroke
5.08 in (129.0 mm)
Rated RPM
2000
Power Output
227 hp (169.1 kW)

Transmission

Type
Full powershift
Forward Gears
16
Reverse Gears
4
Total Gears
20

Drivetrain

Chassis
Crawler
Drive Type
Track
Steering Type
Hydrostatic power
Brake Type
Hydraulic wet disc