Tractor · 1982Unverified
Allis Chalmers 4W-305
Allis Chalmers 4W-305 — Four-wheel Drive (4WD) tractor · 250 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
250 hp
Weight
12292 kg
Hover a source tag to verify
Overview
ManufacturerAllis ChalmersReference
Four-wheel Drive (4WD) tractorReference
Original price$93,685Reference
Four-wheel driveReference
Final drivesplanetaryReference
Wet disc brakesReference
Cab standard with air-conditioning.Reference
Engine
Allis Chalmers 12.0L 6-cyl dieselReference
Fuel tank757.0 LReference
Engine227.4 kWReference
Allis Chalmers 6120TReference
turbocharged dieselReference
6-cylinderReference
liquid-cooled inlineReference
Displacement12.0 LReference
Bore/Stroke133 x 143 mmReference
Power227.4 kWReference
Air cleanerdryReference
Compression16.25:1Reference
Rated RPM2300Reference
Idle RPM950-2580Reference
Starter volts12Reference
Oil capacity56.8 LReference
Coolant capacity68.1 LReference
Transmission
20-speed two-speed power shiftReference
TransmissionPower DirectorReference
Typetwo-speed power shiftReference
Gears20 forward and 4 reverseReference
PTO & Hydraulics
PTO (claimed)186.4 kWReference
Typeclosed center load-sensingReference
Valves3Reference
SCV flow79.5 lpmReference
Total flow348.2 lpmReference
Rear TypeIV/IIIReference
Rear PTOindependentReference
Rear PTO Type1000 (1.75)Reference
Dimensions
Wheelbase320 cmReference
Weight12292 kgReference
Front tire18.4x38Reference
Rear tire18.4x38Reference
Ag front18.4x38Reference
Ag rear18.4x38Reference
Ag front23.1x30Reference
Ag front24.5x32Reference
Ag front30.5x32Reference
Ag front20.8x38Reference
Ag rear23.1x30Reference
Ag rear24.5x32Reference
Ag rear30.5x32Reference
Ag rear20.8x38Reference
Length723 cmReference
Height (hood)246 cmReference
Height (cab)353 cmReference
Shipping weight12292 kgReference
Clearance (front axle)65 cmReference
Clearance (rear axle)75 cmReference
Front axle2425 mmReference
Front axle3035 mmReference
Rear axle2425 mmReference
Rear axle3035 mmReference
4W-305 Serial Numbers
Location:Front frame, on rear left sideReference
19821001Reference
19831112Reference
19841176Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Battery volts12Reference
Speeds
With 20.8x38 tires.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.