Challenger MT855C VS Memo M451 specs comparison

Challenger MT855C

General Infos

Make	Challenger
Model	MT855C
Country	United states
Production	From 2009  Until 2013
Price	-
Tractor type	Agricultural Crawler tractor
Fuel	diesel
Service repair manual	Challenger MT855C Manual

Dimensions, sizes and tires

AG front tires	18, 30, 30 inch Extreme Application
AG rear tires	18, 30, 30 inch Extreme Application
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	41,000 lbs or 18597 kg
Length	270 inches [685 cm]
Width	141.8 inches [360 cm]
Height	138.1 inches [350 cm]
Wheelbase	118 inches [299 cm]
Ground clearance	14.4 inches [36 cm] (drawbar)
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	923 ci or 15.1 L
Cylinders	6 cylinders 24 valves
Engine power	475 hp or 354.2 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	mechanical electric injector unit (MEUI)
Fuel tank size	305 gal or 1154.4 L
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	Challenger MT855C Parts

Electrical and battery specs

Batteries number	4
Batteries voltage	12 V
Battries Amps	-
Cold Amps	1000
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	185 amps

Clutch and gearbox specs

Trans system	Caterpillar Powershift
Trans type	full power shift
Trans gears	16 forward and 4 reverse
Clutch system	hydraulic wet discs

Cabine and mechanical specs

Wheel drive	crawler
Final drive	-
Steering	speed sensitive differential
Braking system	hydraulic wet discs
Cabin type	Cab standard
Differentiel lock	-

Hydraulics specifications

System	closed center pressure-flow compensated
Valves	4 to 6
Pump flow	-
SVC flow	36 gpm or 136.3 lpm
Steering flow	-
Tank capacity	-
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	43.5 gpm or 164.6 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	358.14 hp or 267.1 kW
Fuel consumption	23.9 gal/hour or 90.5 l/hour
Pulling power	41964 lbs or 19034 kg

Power take-off (PTO) specs

Claimed power	385 hp or 287.1 kW
Real power	444.14 hp or 331.2 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	25.6 gal/hour or 96.9 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III/IVN
Rear hitch lift	19,500 lbs or 8845 kg
Front hitch	-
Front hitch lift	-

Memo M451

General Infos

Make	Memo
Model	M451
Country	Germany
Production	From 1987  Until 1988
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Memo M451 Manual

Dimensions, sizes and tires

AG front tires	7.5x16
AG rear tires	14.9x28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	7714 lbs or 3499 kg
Length	136.6 inches [346 cm]
Width	69.3 inches [176 cm]
Height	-
Wheelbase	78.7 inches [199 cm]
Ground clearance	-
Turning radius	-
Rear tread size	50 to 67.7 inches
Front tread size	52 to 71.7 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	172.45 ci or 2.8 L
Cylinders	3 cylinders
Engine power	45 hp or 33.6 kW
Engine RPM	2300 (rpm)
Torque	121.5 lb-ft or 164.8 Nm
Torque RPM	1500 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	18.5 gal or 70.0 L
Oil capacity	9.5 qts or 9.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Memo M451 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	28 amps

Clutch and gearbox specs

Trans system	-
Trans type	gear
Trans gears	8 forward and 2 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	power
Braking system	mechanical drum
Cabin type	Open operator station
Differentiel lock	mechanical rear

Hydraulics specifications

System	open center
Valves	up to 3
Pump flow	9.72 gpm or 36.8 lpm
SVC flow	-
Steering flow	-
Tank capacity	2.6 gal or 9.8 L
Hydraulic pressure	2500 psi or 172.4 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	-
Real power	-
Engine @RPM	540@2077 (rpm)
PTO Clutch	-
Rear PTO	live
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	3600 lbs or 1632 kg
Front hitch	-
Front hitch lift	-

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