AGCO Allis 6690 VS Challenger MT525B specs comparison

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	-

Challenger MT525B

General Infos

Make	Challenger
Model	MT525B
Country	United states
Production	From 2004  Until 2011
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	Challenger MT525B Manual

Dimensions, sizes and tires

AG front tires	14L-16.1 (2WD)
AG rear tires	18.4R38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	11052 lbs or 5013 kg
Length	168.5 inches [427 cm]
Width	81.1 inches [205 cm]
Height	112.8 inches [286 cm]
Wheelbase	109.5 inches [278 cm]
Ground clearance	-
Turning radius	-
Rear tread size	54.4 to 88.1 inches
Front tread size	64.1 to 83 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	365.2 ci or 6.0 L
Cylinders	6 cylinders
Engine power	118 hp or 88.0 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	electronic direct injection
Fuel tank size	71 gal or 268.7 L
Oil capacity	15.3 qts or 14.5 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Challenger MT525B Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	420
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	120 amps

Clutch and gearbox specs

Trans system	TechStar CVT
Trans type	continuously variable transmission
Trans gears	infinite (2-range) forward and reverse
Clutch system	hydraulic wet disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	inboard planetary
Steering	power
Braking system	hydraulic wet disc
Cabin type	Cab standard with heat and A/C
Differentiel lock	electro-hydraulic front and rear

Hydraulics specifications

System	closed center pressure flow compensating
Valves	2 to 4
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	29 gpm or 109.8 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	81.8 hp or 61.0 kW
Fuel consumption	5.6 gal/hour or 21.2 l/hour
Pulling power	14,310 lbs or 6491 kg

Power take-off (PTO) specs

Claimed power	95 hp or 70.8 kW
Real power	102.5 hp or 76.4 kW
Engine @RPM	540@1980 (rpm)
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	6.5 gal/hour or 24.6 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	II/III
Rear hitch lift	8500 lbs or 3855 kg
Front hitch	optional
Front hitch lift	5,500 lbs or 2494 kg

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