Challenger MT645D VS John Deere 8870 specs comparison

Challenger MT645D

General Infos

Make	Challenger
Model	MT645D
Country	United states
Production	From 2011  Until 2013
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	Challenger MT645D Manual

Dimensions, sizes and tires

AG front tires	480/70R34
AG rear tires	520/85R46
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	24250 lbs or 10999 kg
Length	215.7 inches [547 cm]
Width	-
Height	141 inches [358 cm]
Wheelbase	122 inches [309 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	513.8 ci or 8.4 L
Cylinders	6 cylinders
Engine power	240 hp or 179.0 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	electronic high-pressure common rail
Fuel tank size	167 gal or 632.1 L
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	Challenger MT645D 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	240 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	inboard planetary
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Cab standard with air-conditioning and OptiRide Plus hydraulic suspension AGCO System 150 (optional)
Differentiel lock	electro-hydraulic

Hydraulics specifications

System	closed center load sensing
Valves	4 to 6
Pump flow	-
SVC flow	26.4 gpm or 99.9 lpm
Steering flow	-
Tank capacity	29.1 gal or 110.1 L
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	46 gpm or 174.1 lpm

Drawbar specifications

Drawbar type	Cat
Claimed power	-
Drawbar horsepower	170.7 hp or 127.3 kW
Fuel consumption	11.5 gal/hour or 43.5 l/hour
Pulling power	25705 lbs or 11659 kg

Power take-off (PTO) specs

Claimed power	205 hp or 152.9 kW
Real power	250.0 hp or 186.4 kW
Engine @RPM	540E@1577 (rpm)
PTO Clutch	electro-hydraulic
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	13.4 gal/hour or 50.7 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III
Rear hitch lift	22760 lbs or 10323 kg
Front hitch	III
Front hitch lift	11000 lbs or 4989 kg

John Deere 8870

General Infos

Make	John Deere
Model	8870
Country	United states
Production	From 1993  Until 1996
Price	126,538  USD
Tractor type	Four wheel Drive (4WD) tractor
Fuel	diesel
Service repair manual	John Deere 8870 Manual

Dimensions, sizes and tires

AG front tires	24.5R-32
AG rear tires	24.5R-32
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	31,438 lbs or 14260 kg
Length	268.9 inches [683 cm]
Width	-
Height	-
Wheelbase	134 inches [340 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	619 ci or 10.1 L
Cylinders	6 cylinders
Engine power	350 hp or 261.0 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	220 gal or 832.7 L
Oil capacity	33.8 qts or 32.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 8870 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	925
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	Power Shift
Trans type	full power shift
Trans gears	12 forward and 2 reverse
Clutch system	hydraulic wet disc

Cabine and mechanical specs

Wheel drive	4x4 articulated 4WD
Final drive	inboard planetary
Steering	hydrostatic power
Braking system	hydraulic wet discs
Cabin type	Sound-Gard cab standard
Differentiel lock	-

Hydraulics specifications

System	closed center pressure compensated
Valves	3 to 5
Pump flow	44.8 gpm or 169.6 lpm
SVC flow	33.3 gpm or 126.0 lpm
Steering flow	-
Tank capacity	38 gal or 143.8 L
Hydraulic pressure	2530 psi or 174.4 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	280.34 hp or 209.0 kW
Fuel consumption	17.9 gal/hour or 67.8 l/hour
Pulling power	35,026 lbs or 15887 kg

Power take-off (PTO) specs

Claimed power	300 hp or 223.7 kW
Real power	335.69 hp or 250.3 kW
Engine @RPM	-
PTO Clutch	hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	18.6 gal/hour or 70.4 l/hour

3 point hitch specifiations

Hitch system	draft sensing
Rear hitch	3
Rear hitch lift	14,980 lbs or 6794 kg
Front hitch	-
Front hitch lift	-

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