Challenger MT445

Challenger MT445 tractor photo
2002 - 2004
MT400 Series
Utility tractor
Series map:
*Estimated engine power for comparison only.
ManufacturerChallenger (a part of AGCO)
Utility tractor
Built in England
The Challenger MT445 is similar to the Massey Ferguson 4233 and 4335.
Challenger MT445 Engine
Perkins 4.2L 4-cyl diesel
ROPS Fuel tank29.1 gal
110.1 L
Cab Fuel tank34 gal
128.7 L
 50 gal*Optional with cab.
189.3 L
Engine details ...
Challenger MT445 Transmissions
24-speed power shuttle
12-speed syncromesh
12-speed mechanical shuttle
Transmission details ...
Challenger MT445 Power
PTO (claimed)65 hp
48.5 kW
Drawbar (tested)60.2 hp
44.9 kW
PTO (tested)69.7 hp
52.0 kW
Performance test details ...
Two- or four-wheel drive
Power steering
Hydraulic wet disc brakes
Two-post folding ROPS. Cab available with air-conditioning.
Typeopen center
Pressure3046 psi
210.0 bar
Valves2 to 4
SCV flow10 gpm
37.9 lpm
Total flow25 gpm
94.6 lpm
Tractor hitch
Rear TypeII
Controlelectronic draft control
Rear lift (at 24"/610mm)4100 lbs
1859 kg
 6200 lbsOptOptional
2812 kg
Power Take-off (PTO)
Rear PTOindependent
Rear RPM540/1000
Dimensions & Tires
Wheelbase93 inches
236 cm
Weight6211 to 8170 pounds
Front tire12.4R24
Rear tire13.6R38
Full dimensions and tires ...
Charging systemalternator
Battery volts12
MT445 references literature
MT400 - Serious Machinery to take on any challenge published in 2002, by AGCO
Page information
Peter Easterlund - owner of
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Peter Easterlund - owner/author
Updated on July 14, 2023
©2000-2023 -®. Notice: Every attempt is made to ensure the data listed is accurate. However, differences between sources, incomplete listings, errors, and data entry mistakes do occur. Consult official literature from the manufacturer before attempting any service or repair.