Challenger MT255B VS Allis Chalmers 7580 specs comparison

Challenger MT255B

General Infos

Make	Challenger
Model	MT255B
Country	United states
Production	From 2005  Until 2008
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	Challenger MT255B Manual

Dimensions, sizes and tires

AG front tires	7-14
AG rear tires	9.5-24
Lawn front tires	24x8.50-14
Lawn rear tires	24x8.50-14
Indus front tires	25x8.50-14
Indus rear tires	12.50/80-18
Weight	2370 lbs or 1075 kg
Length	112.4 inches [285 cm]
Width	50.6 inches [128 cm]
Height	80.7 inches [204 cm]
Wheelbase	65.5 inches [166 cm]
Ground clearance	10 inches [25 cm]
Turning radius	9.2 feet [2.8 m]
Rear tread size	37.6 inches
Front tread size	39.6 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	89.3 ci or 1.5 L
Cylinders	3 cylinders
Engine power	28 hp or 20.9 kW
Engine RPM	2500 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	indirect injection
Fuel tank size	7.9 gal or 29.9 L
Oil capacity	3.8 qts or 3.6 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Challenger MT255B Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	582
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	40 amps

Clutch and gearbox specs

Trans system	-
Trans type	gear
Trans gears	9 forward and 3 reverse
Clutch system	dry dual stage

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	spur gear
Steering	power
Braking system	wet disc
Cabin type	Two-post foldable ROPS
Differentiel lock	mechanical rear

Hydraulics specifications

System	open center
Valves	2
Pump flow	7.4 gpm or 28.0 lpm
SVC flow	-
Steering flow	2.6 gpm or 9.8 lpm
Tank capacity	-
Hydraulic pressure	2134 psi or 147.1 bar
Max flow	10.0 gpm or 37.9 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	22.3 hp or 16.6 kW
Real power	-
Engine @RPM	-
PTO Clutch	electro-hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	independent
Mid PTO RPM	2000 (rpm)
Fuel consumption	-

3 point hitch specifiations

Hitch system	position and response control
Rear hitch	I
Rear hitch lift	2425 lbs or 1099 kg
Front hitch	-
Front hitch lift	-

Allis Chalmers 7580

General Infos

Make	Allis Chalmers
Model	7580
Country	United states
Production	From 1977  Until 1981
Price	63,084  USD
Tractor type	Four wheel Drive (4WD) tractor
Fuel	diesel
Service repair manual	Allis Chalmers 7580 Manual

Dimensions, sizes and tires

AG front tires	23.1x30
AG rear tires	23.1x30
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	23,100 lbs or 10478 kg
Length	225 inches [571 cm]
Width	95.5 inches [242 cm]
Height	-
Wheelbase	126 inches [320 cm]
Ground clearance	17 inches [43 cm]
Turning radius	-
Rear tread size	62 to 123 inches
Front tread size	62 to 123 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	426 ci or 7.0 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2550 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	170 gal or 643.5 L
Oil capacity	25 qts or 23.7 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Allis Chalmers 7580 Parts

Electrical and battery specs

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

Clutch and gearbox specs

Trans system	Power Director
Trans type	partial power shift
Trans gears	20 forward and 4 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 articulated 4WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet discs
Cabin type	Acousta cab standard with heat and air-conditioning
Differentiel lock	-

Hydraulics specifications

System	closed center
Valves	3 to 4
Pump flow	23 gpm or 87.1 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	74.9 gpm or 283.5 lpm

Drawbar specifications

Drawbar type	-
Claimed power	153 hp or 114.1 kW
Drawbar horsepower	153.70 hp or 114.6 kW
Fuel consumption	12.6 gal/hour or 47.7 l/hour
Pulling power	23,310 lbs or 10573 kg

Power take-off (PTO) specs

Claimed power	186 hp or 138.7 kW
Real power	186.35 hp or 139.0 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	12.6 gal/hour or 47.7 l/hour

3 point hitch specifiations

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

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