Challenger MT445

Last Updated: June 2024

Overview

The Challenger MT445 is a versatile tractor equipped with a Perkins 3054B diesel engine. It features a four-cylinder design and is liquid cooled. The engine displacement stands at 258 cubic inches. Various transmission types were available, including power shuttle, syncromesh, and mechanical shuttle, with a maximum of 24 gears for forward and reverse movement. The tractor can operate in either two-wheel drive or four-wheel drive, indicated by the operating weight ranges. It features a wet disc clutch and an open center hydraulic system. Depending on the configuration, the operating station may be a cab or an open station with Rollover Protection Structures (ROPS).

Key Specifications

Transmission: Power Shuttle / Syncromesh / Mechanical Shuttle

Drive Type: 2WD or 4WD (based on weight indications)

Operating Weight: 6211-8170 (ranges available for 2WD ROPS, 4WD ROPS, 2WD Cab, and 4WD Cab)

Fuel Type: Diesel

Image Gallery

Challenger MT445 Tractor

Technical Specifications

Engine

Manufacturer: Perkins
Model: 3054B
Cooling Type: Liquid-cooled
Cylinder Orientation: -
Valve Configuration: -
Fuel Type: Diesel
Induction Type: -
Cylinders: 4
Displacement (ci): 258
Bore (in): 4.055
Stroke (in): 5
Rated RPM: 2200
Power Output (hp): -

Transmission

Type: Power Shuttle / Syncromesh / Mechanical Shuttle
Forward Gears: 24 or 12 (multiple models presented)
Reverse Gears: 24 or 4 or 12 (multiple models presented)
Total Gears: -

Dimensions

Length (in): 163
Width (in): 77
Height (in): 103 (with ROPS), 78 (with Folded ROPS), 100 (with Cab)
Operating Weight (lb): 6211-8170 (ranges available for 2WD ROPS, 4WD ROPS, 2WD Cab, and 4WD Cab)

Power Take-Off (PTO)

PTO Type: -
PTO Speed 1 (rpm): -
PTO Speed 2 (rpm): -
PTO Speed 3 (rpm): -

Miscellaneous

Chassis: 4x2 or 4x4 (2WD or 4WD based on weight indications)
Drive Type: 2WD or 4WD (based on weight indications)
Steering Type: -
Coolant Capacity (qts): -
Front Tire Diameter (in): -
Front Tire Width (in): 12.4
Rear Tire Diameter (in): -
Rear Tire Width (in): 13.6
Front/Rear Rim Diameter (in): -
Tire Type: -
Manufacture - End Year: -
Hitch Type: Category 2
Hitch Category: Category 2
Hitch Position: Rear
Hitch Capacity (lb): -
Operator Station Type: Cab or Open (ROPS)
Starter Type: Electric Starter
Brake Type: Wet Disc
Hydraulic System Type: Open Center