David Brown 770 Selectamatic VS Challenger MT525D specs comparison

David Brown 770 Selectamatic 1965 comparison online with competitors

David Brown 770 Selectamatic

General Infos
Make David Brown
Model 770 Selectamatic
Country United states
Production From 1965  Until 1970
Price -
Tractor type Utility tractor
Fuel diesel
Service repair manual David Brown 770 Selectamatic Manual

Dimensions, sizes and tires
AG front tires 5.50-16
AG rear tires 11.2/10-28
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 3110 lbs or 1410 kg
Length 112.5 inches [285 cm]
Width 64 inches [162 cm]
Height -
Wheelbase 75 inches [190 cm]
Ground clearance -
Turning radius -
Rear tread size 48/52/56/60/64/68/72/76 inches
Front tread size 48/52/56/60/64/68/72/76 inches
Turning radius -

Horsepower and engin specs
Engine capacity 146.1 ci or 2.4 L
Cylinders 3 cylinders
Engine power 36 hp or 26.8 kW
Engine RPM 2055 (rpm)
Torque 100 lb-ft or 135.6 Nm
Torque RPM 1400 (rpm)
Fuel type diesel
Fuel injection direct injection
Fuel tank size 11.4 gal or 43.1 L
Oil capacity 7.8 qts or 7.4 L
Oil change -
Starter motor electric
Starter volts 12 V
Parts And Accessories David Brown 770 Selectamatic Parts
Electrical and battery specs
Batteries number -
Batteries voltage 12 V
Battries Amps 96 amps
Cold Amps -
Ground force negative
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 mechanical drum
Cabin type Open operator station
Differentiel lock mechanical rear
Hydraulics specifications
System open center
Valves -
Pump flow -
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure 2000 psi or 137.9 bar
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 27.5 hp or 20.5 kW
Drawbar horsepower -
Fuel consumption -
Pulling power -
Power take-off (PTO) specs
Claimed power 32 hp or 23.9 kW
Real power -
Engine @RPM 540@1620 (rpm)
PTO Clutch -
Rear PTO live
Rear PTO RPM 540 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption -
3 point hitch specifiations
Hitch system position and draft control
Rear hitch I
Rear hitch lift -
Front hitch -
Front hitch lift -

Challenger MT525D 2013 comparison online with competitors

Challenger MT525D

General Infos
Make Challenger
Model MT525D
Country United states
Production From 2013  Until 2014
Price -
Tractor type Row Crop tractor
Fuel diesel
Service repair manual Challenger MT525D Manual

Dimensions, sizes and tires
AG front tires 380/85R28
AG rear tires 460/85R38
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight -
Length -
Width -
Height -
Wheelbase -
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 402.5 ci or 6.6 L
Cylinders 6 cylinders
Engine power 130 hp or 96.9 kW
Engine RPM -
Torque -
Torque RPM -
Fuel type diesel
Fuel injection electronic high pressure common rail
Fuel tank size 82 gal or 310.4 L
Oil capacity -
Oil change -
Starter motor electric
Starter volts 12 V
Parts And Accessories Challenger MT525D Parts
Electrical and battery specs
Batteries number 2
Batteries voltage 12 V
Battries Amps -
Cold Amps 600
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps 175 amps
Clutch and gearbox specs
Trans system TechStar CVT
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 hydrostatic power
Braking system hydraulic wet disc
Cabin type Cab standard with air-conditioning
Differentiel lock -
Hydraulics specifications
System closed center load sensing
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 Cat
Claimed power -
Drawbar horsepower 97.9 hp or 73.0 kW
Fuel consumption 7.6 gal/hour or 28.8 l/hour
Pulling power 15240 lbs or 6912 kg
Power take-off (PTO) specs
Claimed power 110 hp or 82.0 kW
Real power 136.2 hp or 101.6 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 7.9 gal/hour or 29.9 l/hour
3 point hitch specifiations
Hitch system electronic lower link draft control
Rear hitch III/II
Rear hitch lift -
Front hitch -
Front hitch lift -

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