Challenger MT645B VS International Harvester 966 specs comparison

Challenger MT645B

General Infos

Make	Challenger
Model	MT645B
Country	United states
Production	From 2005  Until 2008
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	Challenger MT645B Manual

Dimensions, sizes and tires

AG front tires	380/85R34
AG rear tires	480/80R46
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	18,308 lbs or 8304 kg
Length	206 inches [523 cm]
Width	118 inches [299 cm]
Height	123.6 inches [313 cm]
Wheelbase	121.1 inches [307 cm]
Ground clearance	22.4 inches [56 cm]
Turning radius	-
Rear tread size	60 to 88 inches
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	449 ci or 7.4 L
Cylinders	6 cylinders 24 valves
Engine power	235 hp or 175.2 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	159 gal or 601.8 L
Oil capacity	20 qts or 18.9 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Challenger MT645B Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	775
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	150 amps

Clutch and gearbox specs

Trans system	TechStar
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	inboard planetary
Steering	power
Braking system	hydraulic wet disc
Cabin type	Cab standard with heat and A/C
Differentiel lock	electrohydraulic front and rear

Hydraulics specifications

System	pressure flow compensated
Valves	4 to 6
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	26.4 gal or 99.9 L
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	39 gpm or 147.6 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	172.30 hp or 128.5 kW
Fuel consumption	12.0 gal/hour or 45.4 l/hour
Pulling power	16,954 lbs or 7690 kg

Power take-off (PTO) specs

Claimed power	200 hp or 149.1 kW
Real power	221.55 hp or 165.2 kW
Engine @RPM	540@2037 (rpm)
PTO Clutch	electro-hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	12.0 gal/hour or 45.4 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III
Rear hitch lift	15,600 lbs or 7076 kg
Front hitch	II
Front hitch lift	7,700 lbs or 3492 kg

International Harvester 966

General Infos

Make	International Harvester
Model	966
Country	United states
Production	From 1971  Until 1976
Price	18,000  USD
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	International Harvester 966 Manual

Dimensions, sizes and tires

AG front tires	9.5L-15
AG rear tires	18.4-34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	11,116 lbs or 5042 kg
Length	165 inches [419 cm]
Width	98 inches [248 cm]
Height	-
Wheelbase	105 inches [266 cm]
Ground clearance	14 inches [35 cm]
Turning radius	13.3 feet [4.1 m]
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	414 ci or 6.8 L
Cylinders	6 cylinders
Engine power	91 hp or 67.9 kW
Engine RPM	2400 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	37 gal or 140.0 L
Oil capacity	12 qts or 11.4 L
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	International Harvester 966 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	172 amps
Cold Amps	-
Ground force	-
Charging system	-
Charging Volts	-
Charging Amps	32 amps

Clutch and gearbox specs

Trans system	Hydrostatic
Trans type	-
Trans gears	infinite forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	Independent hydraulic dry disc
Cabin type	Cab optional with heat and A/C
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	1 to 4
Pump flow	12 gpm or 45.4 lpm
SVC flow	-
Steering flow	9 gpm or 34.1 lpm
Tank capacity	22.5 gal or 85.2 L
Hydraulic pressure	2000 psi or 137.9 bar
Max flow	24 gpm or 90.8 lpm

Drawbar specifications

Drawbar type	-
Claimed power	84 hp or 62.6 kW
Drawbar horsepower	85.21 hp or 63.5 kW
Fuel consumption	6.9 gal/hour or 26.1 l/hour
Pulling power	10,036 lbs or 4552 kg

Power take-off (PTO) specs

Claimed power	95 hp or 70.8 kW
Real power	101.52 hp or 75.7 kW
Engine @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	2
Rear hitch lift	5,000 lbs or 2268 kg
Front hitch	-
Front hitch lift	-

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