M-R-S A-80B VS Challenger MT645E specs comparison

M-R-S A-80B

General Infos

Make	M-R-S
Model	A-80B
Country	United states
Production	From 1967  Until 1980
Price	-
Tractor type	Four wheel Drive (4WD) tractor
Fuel	diesel
Service repair manual	M-R-S A-80B Manual

Dimensions, sizes and tires

AG front tires	18.00-26
AG rear tires	18.00-26
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	17000 lbs or 7711 kg
Length	195 inches [495 cm]
Width	111 inches [281 cm]
Height	117 inches [297 cm]
Wheelbase	118 inches [299 cm]
Ground clearance	14 inches [35 cm]
Turning radius	-
Rear tread size	80 inches
Front tread size	80 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	283.7 ci or 4.6 L
Cylinders	4 cylinders
Engine power	141 hp or 105.1 kW
Engine RPM	2100 (rpm)
Torque	366 lb-ft or 496.3 Nm
Torque RPM	1600 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	-
Oil capacity	15 qts or 14.2 L
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	M-R-S A-80B Parts

Electrical and battery specs

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

Clutch and gearbox specs

Trans system	-
Trans type	-
Trans gears	20 forward and 4 reverse
Clutch system	381mm dry disc

Cabine and mechanical specs

Wheel drive	4x4 4WD
Final drive	-
Steering	power four-wheel
Braking system	-
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	20 gpm or 75.7 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	123 hp or 91.7 kW
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	-
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	-
Rear PTO RPM	-
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	-
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

Challenger MT645E

General Infos

Make	Challenger
Model	MT645E
Country	United states
Production	From 2014
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	Challenger MT645E Manual

Dimensions, sizes and tires

AG front tires	-
AG rear tires	-
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	23810 lbs or 10800 kg
Length	218.6 inches [555 cm]
Width	-
Height	141 inches [358 cm]
Wheelbase	122 inches [309 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	512.6 ci or 8.4 L
Cylinders	6 cylinders 24 valves
Engine power	240 hp or 179.0 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	166 gal or 628.3 L
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	Challenger MT645E Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	12 V
Charging Amps	240 amps

Clutch and gearbox specs

Trans system	Techstar CVT
Trans type	continuously variable transmission (CVT)
Trans gears	infinite (2-range) forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Cab standard with air-conditioning
Differentiel lock	electro-hydraulic

Hydraulics specifications

System	closed center load sensing
Valves	4 to 6
Pump flow	54 gpm or 204.4 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	-

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	205 hp or 152.9 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	III/IVN
Rear hitch lift	26455 lbs or 11999 kg
Front hitch	-
Front hitch lift	-

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