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Manufacturer-sourced values side by side. No performance equivalence or ranking is applied across different machine classes.

FeatureJCB Fastrac 185TractorAllis Chalmers 7045Tractor
Tractor TypeFarm TractorRow-Crop Tractor
Horsepower140.3 kW129.0 kW
Weight6500.0 kg6580.0 kg
Lift Capacity3000.0 kg3030.0 kg
Transmission TypeSynchromeshPartial power shift
Length576.0 cm426.0 cm
Pump Flow76.8 LPM83.3 LPM
Years Made1994-19971978-1981
Engine ModelCummins 6 BTAAllis Chalmers 670T
Engine Type4-stroke, liquid-cooled, inline4-stroke, liquid-cooled, inline
Fuel TypeDieselDiesel
Cylinders66
Displacement5879 cc6980 cc
Bore10.21 cm10.79 cm
Stroke11.99 cm12.70 cm
Rear PTO TypeIndependent with electro-hydraulic clutchIndependent
Rear PTO Speed540 /1.000 RPM540 /1.000 RPM
Front PTO TypeIndependent—
Front PTO Speed540 /1.000 RPM—
Torque Power1400 RPM—
Torque Speed750.0 N·m—
Rated RPM2400 RPM2300 RPM
BatteryTwo 12V12 V
StarterElectricElectric
Height297.0 cm294.0 cm
Wheelbase299.0 cm269.0 cm
Ground Clearance40.0 cm—
Fuel Tank Capacity280.0 l193.0 l
Hydraulic Capacity60.0 l—
Gears36 forward and 12 reverse12 forward and 2 reverse
Chassis4×4 4WD4×2 2WD
BrakesPneumatic dry discDifferential hydraulic wet discs
Drawbar CategoryIIIII/II
Cabin TypeCab with air conditioningAcousta-Cab or Four-post ROPS
Hitch TypeElectronic draft control—
Steering TypePower assistHydrostatic power
Front TiresAg: 520/70R30Ag: 11.00-16
Rear TiresAg: 520/70R30Ag: 18.4-38
Total Flow78.7 LPM170.3 LPM
Working Pressure209.9 bar—
Valves22 or 3
Compression Ratio—16.0:1
Width—242.0 cm
Oil Capacity—18.0 l
Coolant Capacity—29.3 l
Transmission Oil Capacity—28.0 l
Transmission Model—Power Shift
Final Drive—Inboard planetary
Max. Travel Speed—13.2 km/h
Differential Lock—Standard
Hydraulic Type—Closed center
Steering Flow—36.0 LPM
Sourceheavyequipments.net archive (imported 2026-10)heavyequipments.net archive (imported 2026-10)
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Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051