Challenger MT485D

Last Updated: September 2024

Overview

The Challenger MT485D is a powerful and versatile tractor designed for farmers who need a reliable workhorse. It features a 4-cylinder, 299 cubic inch diesel engine made by AGCO Power. This engine is turbocharged and intercooled, giving it extra power and efficiency. With 136.9 horsepower, it's strong enough for most farm tasks.

One of the MT485D's standout features is its CVT transmission. This allows for smooth, infinite speed changes without shifting gears. The tractor can go up to 25 mph forward and 18 mph in reverse. It has a hydrostatic power steering system, making it easy to control. The MT485D weighs 15,930 pounds and has a strong rear hitch that can lift up to 8,520 pounds. Its hydraulic system is a closed center load sensing type, which helps save fuel when not in use. The tractor also has a high torque rise of 60.1%, giving it extra pulling power when needed.
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Key Specifications

Power Output: 137 hp (102.1 kW)

Transmission: CVT (Continuously Variable Transmission)

Operating Weight: 15930 lb (7226 kg)

Fuel Type: Diesel

Technical Specifications

Engine

Manufacturer
AGCO Power Diesel
Model
49AWI
Cooling Type
Liquid-Cooled
Valve Configuration
16-Valve Configuration
Fuel Type
Diesel
Induction Type
Turbocharged Air-to-Air Intercooled
Cylinders
4
Displacement
299 ci (4.9 L)
Bore
4.25 in (108.0 mm)
Stroke
5.28 in (134.0 mm)
Rated RPM
2200
Power Output
137 hp (102.1 kW)
Tested Power Output
137 hp (102.1 kW)

Transmission

Type
CVT (Continuously Variable Transmission)
Forward Gears
Infinite within two mechanical ranges (Low 0-18 mph, High 0-25 mph)
Reverse Gears
Infinite within two mechanical ranges (Low 0-11 mph, High 0-18 mph)