David Brown 4600 Selectamatic VS Challenger 70C specs comparison

David Brown 4600 Selectamatic

General Infos

Make	David Brown
Model	4600 Selectamatic
Country	United states
Production	From 1968  Until 1971
Price	4,600  USD
Tractor type	Utility tractor
Fuel	gasoline
Service repair manual	David Brown 4600 Selectamatic Manual

Dimensions, sizes and tires

AG front tires	7.50-16
AG rear tires	14.9/13-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	4300 lbs or 1950 kg
Length	121.5 inches [308 cm]
Width	68.375 inches [173 cm] (min)
Height	-
Wheelbase	79.75 inches [202 cm]
Ground clearance	-
Turning radius	-
Rear tread size	52 to 80 inches
Front tread size	52 to 72 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	164.4 ci or 2.7 L
Cylinders	3 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	140 lb-ft or 189.8 Nm
Torque RPM	1400 (rpm)
Fuel type	gasoline
Fuel injection	-
Fuel tank size	13.75 gal or 52.0 L
Oil capacity	6.75 qts or 6.4 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 4600 Selectamatic Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

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

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	spur gear
Steering	manual
Braking system	expanding shoe
Cabin type	Open operator station
Differentiel lock	rear diff lock standard

Hydraulics specifications

System	Selectamatic
Valves	0 to 2
Pump flow	7.3 gpm or 27.6 lpm
SVC flow	-
Steering flow	-
Tank capacity	6 gal or 22.7 L
Hydraulic pressure	2000 psi or 137.9 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	38.34 hp or 28.6 kW
Fuel consumption	4.0 gal/hour or 15.1 l/hour
Pulling power	5421 lbs or 2458 kg

Power take-off (PTO) specs

Claimed power	46 hp or 34.3 kW
Real power	43.17 hp or 32.2 kW
Engine @RPM	540@1823 (rpm)
PTO Clutch	-
Rear PTO	live
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	position and draft control
Rear hitch	II/I
Rear hitch lift	1800 lbs or 816 kg
Front hitch	-
Front hitch lift	-

Challenger 70C

General Infos

Make	Challenger
Model	70C
Country	United states
Production	From 1995  Until 1995
Price	-
Tractor type	Agricultural Crawler tractor
Fuel	diesel
Service repair manual	Challenger 70C Manual

Dimensions, sizes and tires

AG front tires	25-in track
AG rear tires	25-in track
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	35685 lbs or 16186 kg
Length	232 inches [589 cm]
Width	120 inches [304 cm]
Height	128 inches [325 cm]
Wheelbase	107.1 inches [272 cm]
Ground clearance	-
Turning radius	-
Rear tread size	90 inches
Front tread size	90 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	638 ci or 10.5 L
Cylinders	6 cylinders
Engine power	285 hp or 212.5 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	209 gal or 791.1 L
Oil capacity	27.5 qts or 26.0 L
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	Challenger 70C Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	750
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	115 amps

Clutch and gearbox specs

Trans system	-
Trans type	full power shift
Trans gears	10 forward and 2 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	crawler
Final drive	-
Steering	power
Braking system	hydraulic wet disc
Cabin type	Cab standard
Differentiel lock	-

Hydraulics specifications

System	closed center
Valves	4
Pump flow	27 gpm or 102.2 lpm
SVC flow	-
Steering flow	61.4 gpm or 232.4 lpm
Tank capacity	29 gal or 109.8 L
Hydraulic pressure	2550 psi or 175.8 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	225 hp or 167.8 kW
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	250 hp or 186.4 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	-
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	-
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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