Allis Chalmers 8550 VS Challenger 45 specs comparison

Allis Chalmers 8550 1978 comparison online with competitors

Allis Chalmers 8550

General Infos
Make Allis Chalmers
Model 8550
Country United states
Production From 1978  Until 1981
Price 86,753  USD
Tractor type Four wheel Drive (4WD) tractor
Fuel diesel
Service repair manual Allis Chalmers 8550 Manual

Dimensions, sizes and tires
AG front tires 20.8x34
AG rear tires 20.8x34
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 26,400 lbs or 11975 kg
Length 285 inches [723 cm]
Width 95.5 inches [242 cm]
Height 139 inches [353 cm]
Wheelbase 126 inches [320 cm]
Ground clearance 17 inches [43 cm]
Turning radius -
Rear tread size 62 to 123 inches
Front tread size 62 to 123 inches
Turning radius -

Horsepower and engin specs
Engine capacity 731 ci or 12.0 L
Cylinders 6 cylinders 24 valves
Engine power 300 hp or 223.7 kW
Engine RPM 2500 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 170 gal or 643.5 L
Oil capacity 46 qts or 43.5 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories Allis Chalmers 8550 Parts
Electrical and battery specs
Batteries number 4
Batteries voltage 12 V
Battries Amps -
Cold Amps -
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system Power Director
Trans type partial power shift
Trans gears 20 forward and 4 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x4 articulated 4WD
Final drive -
Steering hydrostatic power
Braking system hydraulic wet discs
Cabin type Acousta Cab II standard with heat and air-conditioning
Differentiel lock -
Hydraulics specifications
System closed center
Valves 3 or 4
Pump flow 74.9 gpm or 283.5 lpm
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 210 hp or 156.6 kW
Drawbar horsepower 217.92 hp or 162.5 kW
Fuel consumption 17.5 gal/hour or 66.2 l/hour
Pulling power 26,220 lbs or 11893 kg
Power take-off (PTO) specs
Claimed power 250 hp or 186.4 kW
Real power 253.88 hp or 189.3 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 17.4 gal/hour or 65.9 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch IV/III
Rear hitch lift -
Front hitch -
Front hitch lift -

Challenger 45 1995 comparison online with competitors

Challenger 45

General Infos
Make Challenger
Model 45
Country United states
Production From 1995  Until 1998
Price -
Tractor type Agricultural Crawler tractor
Fuel diesel
Service repair manual Challenger 45 Manual

Dimensions, sizes and tires
AG front tires 16-inch track
AG rear tires 16-inch track
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 22700 lbs or 10296 kg
Length 211 inches [535 cm]
Width 91 inches [231 cm]
Height 120 inches [304 cm]
Wheelbase 86 inches [218 cm]
Ground clearance -
Turning radius -
Rear tread size 60/68/72/76/80/88/90 inches
Front tread size 60/68/72/76/80/88/90 inches
Turning radius -

Horsepower and engin specs
Engine capacity 403 ci or 6.6 L
Cylinders 6 cylinders
Engine power 240 hp or 179.0 kW
Engine RPM 2100 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 125 gal or 473.1 L
Oil capacity -
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories Challenger 45 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 -
Clutch and gearbox specs
Trans system -
Trans type creeper
Trans gears 32 forward and 18 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive crawler
Final drive -
Steering differential power
Braking system wet disc
Cabin type Cab standard with air-conditioning
Differentiel lock -
Hydraulics specifications
System variable-displacement load-sensing pressure-compensated
Valves 3 or 4
Pump flow 31.2 gpm or 118.1 lpm
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure 2750 psi or 189.6 bar
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 170 hp or 126.8 kW
Drawbar horsepower -
Fuel consumption -
Pulling power -
Power take-off (PTO) specs
Claimed power 200 hp or 149.1 kW
Real power -
Engine @RPM 1000@1900 (rpm)
PTO Clutch electro-hydraulic wet disc
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 draft control
Rear hitch III/II
Rear hitch lift 12500 lbs or 5670 kg
Front hitch -
Front hitch lift -

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