Challenger MT745B VS David Brown 1390 specs comparison

Challenger MT745B

General Infos

Make	Challenger
Model	MT745B
Country	United states
Production	From 2005  Until 2008
Price	-
Tractor type	Agricultural Crawler tractor
Fuel	diesel
Service repair manual	Challenger MT745B Manual

Dimensions, sizes and tires

AG front tires	tracks
AG rear tires	tracks
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	31,075 lbs or 14095 kg
Length	233 inches [591 cm]
Width	133 inches [337 cm]
Height	135.5 inches [344 cm]
Wheelbase	96 inches [243 cm]
Ground clearance	14.3 inches [36 cm]
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	537 ci or 8.8 L
Cylinders	6 cylinders 24 valves
Engine power	269 hp or 200.6 kW
Engine RPM	-
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	118 gal or 446.6 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	Challenger MT745B Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	1000
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	185 amps

Clutch and gearbox specs

Trans system	Cat PowerShift
Trans type	full power shift
Trans gears	16 forward and 4 reverse
Clutch system	hydraulic wet disc

Cabine and mechanical specs

Wheel drive	crawler
Final drive	-
Steering	-
Braking system	-
Cabin type	cab with A/C standard
Differentiel lock	-

Hydraulics specifications

System	closed-center, PFC
Valves	4 to 6
Pump flow	43.5 gpm or 164.6 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	-

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	225 hp or 167.8 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	3/3N
Rear hitch lift	16,000 lbs or 7257 kg
Front hitch	-
Front hitch lift	-

David Brown 1390

General Infos

Make	David Brown
Model	1390
Country	United states
Production	From 1980  Until 1984
Price	22,100  USD
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	David Brown 1390 Manual

Dimensions, sizes and tires

AG front tires	7.50-16
AG rear tires	16.9-30
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	5,500 lbs or 2494 kg
Length	135 inches [342 cm]
Width	-
Height	-
Wheelbase	84 inches [213 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	219 ci or 3.6 L
Cylinders	4 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	19 gal or 71.9 L
Oil capacity	7.9 qts or 7.5 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 1390 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	26 amps

Clutch and gearbox specs

Trans system	-
Trans type	synchromesh
Trans gears	12 forward and 4 reverse
Clutch system	hydraulic dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	mechanical drum
Cabin type	Two-post ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	1 or 2
Pump flow	15.3 gpm or 57.9 lpm
SVC flow	-
Steering flow	-
Tank capacity	7.1 gal or 26.9 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	50.26 hp or 37.5 kW
Fuel consumption	4.0 gal/hour or 15.1 l/hour
Pulling power	8624 lbs or 3911 kg

Power take-off (PTO) specs

Claimed power	60 hp or 44.7 kW
Real power	58.40 hp or 43.5 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	3.7 gal/hour or 14.0 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	2/1
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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