Challenger 1050 VS David Brown 1390 specs comparison

Challenger 1050

General Infos

Make	Challenger
Model	1050
Country	United states
Production	From 2017
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	Challenger 1050 Manual

Dimensions, sizes and tires

AG front tires	650/65R38
AG rear tires	750/75R46
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	32734 lbs or 14848 kg
Length	242 inches [614 cm]
Width	118.2 inches [300 cm]
Height	140.5 inches [356 cm]
Wheelbase	130 inches [330 cm]
Ground clearance	23.6 inches [59 cm]
Turning radius	-
Rear tread size	78.7 inches
Front tread size	82.7 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	756.7 ci or 12.4 L
Cylinders	6 cylinders
Engine power	517 hp or 385.5 kW
Engine RPM	1700 (rpm)
Torque	1770 lb-ft or 2400.1 Nm
Torque RPM	1450 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	211 gal or 798.6 L
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	24 V
Parts And Accessories	Challenger 1050 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	320 amps

Clutch and gearbox specs

Trans system	Accu-VT
Trans type	continuously-variable transmission
Trans gears	infinite forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	power
Braking system	hydraulic wet disc
Cabin type	Cab standard with air-conditioning
Differentiel lock	-

Hydraulics specifications

System	load-sensing
Valves	up to 6
Pump flow	58 gpm or 219.5 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	413.3 hp or 308.2 kW
Fuel consumption	23.8 gal/hour or 90.1 l/hour
Pulling power	35765 lbs or 16223 kg

Power take-off (PTO) specs

Claimed power	453 hp or 337.8 kW
Real power	484.6 hp or 361.4 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	23.6 gal/hour or 89.3 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	IV/IVN
Rear hitch lift	18631 lbs or 8451 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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