Diesel 12-speed 4WD October 2000 - December 2000, Link: OCED Tractor Test 1950 file PTO performance Drawbar performance Gear 3M used for power test. Gear 2L used for pull test
Power at rated engine speed
69.7hp / 52.0kW
Fuel use
4.3gal/hour / 16.3l/hour
Power at rated PTO speed
68hp / 50.7kW
Max power
60.2hp / 44.9kW
Max pull
6970lbs / 3161kg
CHALLENGER MT445 POWER
PTO (claimed)
65hp / 48.5kW
Drawbar (tested)
60.2hp / 44.9kW
PTO (tested)
69.7hp / 52.0kW
ENGINE DETAIL
Description
Perkins 3054B diesel 4-cylinder liquid-cooled
Displacement
258ci / 4.2L
Bore/Stroke
4.055x5.00inches / 103x 127 mm
Air cleaner
dual paper elements
Pre-heating
thermostart
Compression
17.3:1
Rated RPM
2200
Starter volts
12
CHALLENGER MT445 ENGINE
Description
Perkins 4.2L 4-cyl diesel
ROPS Fuel tank
29.1gal / 110.1L
Cab Fuel tank
34gal / 128.7L/50gal / 189.3L with cab.
TRANSMISSIONS OVERVIEW
Description
24-speed power shuttle 12-speed syncromesh 12-speed mechanical shuttle
TRANSMISSION 1
Type
power shuttle
Gears
24 forward and reverse
Clutch
wet disc
TRANSMISSION 2
Type
syncromesh
Gears
12 forward and 4 reverse
TRANSMISSION 3
Type
mechanical shuttle
Gears
12 forward and reverse
MECHANICAL
Chassis
4x2 2WD/4x4 MFWD 4WD
Steering
power
Brakes
hydraulic wet disc
Cab
Two-post folding ROPS. Cab available with air-conditioning.
Transmissions
24-speed power shuttle/12-speed syncromesh/12-speed mechanical shuttle
HYDRAULICS
Type
open center
Pressure
3046psi / 210.0bar
Valves
2 to 4
SCV flow
10gpm / 37.9lpm
Total flow
25gpm / 94.6lpm
TRACTOR HITCH
Rear Type
II
Control
electronic draft control
Rear lift (at 24
4100lbs / 1859kg/6200lbs / 2812kg
POWER TAKE-OFF (PTO)
Rear PTO
independent
Rear RPM
540/1000
CHALLENGER MT445 TIRES
Ag front
12.4R24
Ag rear
13.6R38
DIMENSIONS
Wheelbase
93inches / 236cm
Length
163inches / 414cm
Width
77inches / 195cm
Height (ROPS)
103inches / 261cm
Height (cab)
100inches / 254cm
CHALLENGER MT445 WEIGHT
2WD ROPS
6211lbs / 2817kg
4WD ROPS
6546lbs / 2969kg
2WD Cab
7619lbs / 3455kg
4WD Cab
8170lbs / 3705kg
DIMENSIONS & TIRES
Wheelbase
93inches / 236cm
Weight
6211 to 8170 pounds
Front tire
12.4R24
Rear tire
13.6R38
ELECTRICAL
Ground
negative
Charging system
alternator
Battery volts
12
About Challenger Tractor
The MT445 type tractor is part of the Challenger MT400 Series. The MT445 is a Utility Tractors type, which is used often in Agriculture Tractors. A engine powers the MT445 tractor. This setup offers a broader usability in the actual world.