Industrial Tractor · 1964Unverified
Allis Chalmers I40
Allis Chalmers I40 — Industrial tractor · 41 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
41 hp
Weight
3980 to 7400 pounds
Hover a source tag to verify
Overview
ManufacturerAllis ChalmersReference
Industrial tractorReference
Built in West Allis, Wisconsin, USAReference
Two-wheel driveReference
Final drivesbull gearReference
Power steeringReference
Mechanical drum brakesReference
Open operator station.Reference
Variants
D10ag tractorReference
Engine
Allis-Chalmers 2.4L 4-cyl gasolineReference
Fuel tank47.3 LReference
Engine (gross)30.3 kWReference
Allis-Chalmers G149Reference
gasolineReference
4-cylinderReference
liquid-cooledReference
Displacement2.4 LReference
Bore/Stroke89 x 98 mmReference
Power (gross)30.3 kWReference
Compression7.5:1Reference
Rated RPM2000Reference
Torque183.1 NmReference
Torque RPM1200Reference
Firing order1-2-4-3Reference
Starter volts12Reference
Oil capacity4.3 LReference
Transmission
4-speed gearReference
4-speed shuttleReference
8-speedReference
TypegearReference
Gears4 forward and 1 reverseReference
Clutch228.6mm dry discReference
Oil capacity6.2 LReference
TransmissionDirection ReverserReference
TypeshuttleReference
Gears4 forward and reverseReference
Oil capacity7.6 LReference
TransmissionDual RangeReference
Gears8 forward and 2 reverseReference
PTO & Hydraulics
Typeopen centerReference
Pressure137.9 barReference
Total flow64.3 lpmReference
Rear TypeIReference
Controlposition and draft controlReference
Rear PTOindependentReference
Rear PTO Type540 (1.375)Reference
Engine RPM540@1650Reference
Dimensions
Wheelbase200 cmReference
Weight3980 to 7400 poundsReference
Front tire7.50x16Reference
Rear tire14.9x24Reference
Lawn/turf rear12.4x24Reference
Industrial front7.50x16Reference
Industrial rear14.9x24Reference
Length301 cmReference
Height (steering wheel)154 cmReference
Height (hood)139 cmReference
Ground clearance50 cmReference
Front tread137/143 cmReference
Rear tread127/154 cmReference
1805 kgReference
2517 kgReference
3356 kgReference
Allis Chalmers I40 attachments
front-end loaderReference
backhoeReference
Attachment overview
Front-end loaderReference
BackhoeReference
Allis-Chalmers Backhoe
Backhoe typeAllis-Chalmers BackhoeReference
Transport height320 cmReference
Bucket width30 cmReference
Bucket width45 cmReference
Bucket width60 cmReference
Bucket width76 cmReference
Bucket width91 cmReference
Digging depth309 cmReference
2-Foot flat digging depth304 cmReference
Reach from pivot426 cmReference
Bucket force2494 kgReference
Speeds
With 14.9x24 rear 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.