Challenger MT255B VS AGCO Allis 6690 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	-

AGCO Allis 6690

General Infos

Make	AGCO Allis
Model	6690
Country	United states
Production	From 1991  Until 1997
Price	35,000  USD
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	AGCO Allis 6690 Manual

Dimensions, sizes and tires

AG front tires	7.50-18
AG rear tires	16.9R3
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	6,724 lbs or 3050 kg
Length	161 inches [408 cm]
Width	82.4 inches [209 cm]
Height	111.2 inches [282 cm]
Wheelbase	92.8 inches [235 cm]
Ground clearance	17.6 inches [44 cm]
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	244 ci or 4.0 L
Cylinders	4 cylinders
Engine power	86.91 hp or 64.8 kW
Engine RPM	2500 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	28.27 gal or 107.0 L
Oil capacity	9.2 qts or 8.7 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	AGCO Allis 6690 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	100 amps
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	55 amps

Clutch and gearbox specs

Trans system	-
Trans type	partial power shift
Trans gears	30 forward and reverse
Clutch system	305mm dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	hydrualic wet disc
Cabin type	Flat-deck with four-post ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	2
Pump flow	11.23 gpm or 42.5 lpm
SVC flow	-
Steering flow	-
Tank capacity	15.2 gal or 57.5 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	68.53 hp or 51.1 kW
Fuel consumption	5.3 gal/hour or 20.1 l/hour
Pulling power	-

Power take-off (PTO) specs

Claimed power	80.88 hp or 60.3 kW
Real power	80.85 hp or 60.3 kW
Engine @RPM	540@2200 (rpm)
PTO Clutch	124.5mm hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	4.7 gal/hour or 17.8 l/hour

3 point hitch specifiations

Hitch system	position and draft control with lower-link sensing
Rear hitch	II/I
Rear hitch lift	6,790 lbs or 3079 kg
Front hitch	-
Front hitch lift	-

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