Tractor · 1955Unverified
J.I. Case 401
J.I. Case 401 — 400 Series · 50 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
50 hp
Max power
25.0 kW
Weight
5850 to 6390 pounds
Hover a source tag to verify
Overview
ManufacturerJ.I. CaseReference
Row-Crop tractorReference
Built in Racine, Wisconsin, USAReference
Total built5,696Reference
Original price$4,300 (1958)Reference
The J.I. Case 401 is the diesel row-crop model of the Case 400 tractor series. The 401 was available with a single front wheel, dual (tricycle style) front wheels, and an adjustable wide front axle.Reference
Two-wheel driveReference
SteeringmanualReference
Steeringpower optionalReference
Differential mechanical dry discs brakesReference
Open opertator station.Reference
Variants
400diesel standardReference
401diesel row-cropReference
402diesel vineyardReference
403diesel high-cropReference
405diesel orchardReference
411gasoline row-cropReference
420diesel industrialReference
Engine
J.I. Case 4.1L 4-cyl dieselReference
Belt (claimed)37.3 kWReference
Plows4 (14-inch)Reference
Drawbar (tested)25.0 kWReference
Belt (tested)36.8 kWReference
J.I. CaseReference
dieselReference
4-cylinder 8-valveReference
liquid-cooledReference
Displacement4.1 LReference
Bore/Stroke102 x 127 mmReference
Air cleaneroil bathReference
Pre-heatingether capsulesReference
Compression15:1Reference
Rated RPM1500Reference
Idle RPM600-1600Reference
Firing order1-3-4-2Reference
Starter volts12Reference
Coolant capacity28.0 LReference
Intake valve clearance0.305 mmReference
Exhaust valve clearance0.305 mmReference
Oil capacity8.5 LReference
Oil change120 hReference
Belt power (max)36.8 kWReference
Max power25.0 kWReference
Transmission
8-speedReference
TransmissionPowr-rangeReference
Gears8 forward and 2 reverseReference
Oil capacity56.8 LReference
Oil typeSAE 90Reference
Four gears plus reverse, with high and low ranges. All gears and ranges selected by a single lever. A "belt-neutral" position lies between the high and low ranges, intended for stationary work. On tractors fitted with steel wheels high reverse plus gears 7 and 8 are locked out.Reference
Capacities
Fuel79.5 LReference
Steering3.5 LReference
Diameter26 cmReference
Width18 cmReference
RPM1128Reference
Speed945.18 meters/minReference
PTO & Hydraulics
Hydraulic system8.5 LReference
Hydraulic system9.8 LReference
Capacity8.5 LReference
Capacity9.8 LReference
Pressure41.4 barReference
Valves2 (optional)Reference
Total flow45.4 lpmReference
Steering cap.3.5 LReference
TypeCase Eagle HitchReference
Rear PTOindependentReference
Rear PTO Type540 (1.375)Reference
Dimensions
Wheelbase232 cmReference
Wheelbase256 cmReference
Weight5850 to 6390 poundsReference
Front tire6.00-16Reference
Rear tire12-38Reference
Ag front6.00-16Reference
Ag rear12-38Reference
Ag front6.50-16 (single)Reference
Ag front9.00-10 (single)Reference
Ag rear13-38Reference
Ag rear54" (steel)Reference
Length362 cmReference
Length386 cmReference
Width216 cmReference
Width267 cmReference
Ground clearance61 cmReference
Front tread23 to 38 cmReference
Front tread134 to 208 cmReference
Rear tread132 to 223 cmReference
Rear tread132 to 274 cmReference
Shipping2653 kgReference
Shipping2772 kgReference
Operating2898 kgReference
Ballasted4474 kgReference
Steering wheel188 cmReference
401 Serial Number Location
Top-right of instrument panel.Reference
401 Serial Numbers
19558060000Reference
19568080001Reference
19578100001Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemgeneratorReference
Charging volts12Reference
Batteries2Reference
Battery volts6Reference
Battery AH150Reference
J.I. Case 401 Height
Hood166 cmReference
Exhaust237 cmReference
Test results
Diesel 8-speed 2WDOctober 17 - 25, 1955Link: Nebraska Tractor Test 565 fileReference
Belt fuel use (max)11.7 l/hourReference
Drawbar performanceReference
Fuel use9.1 l/hourReference
Gear 5 used for power test.Reference
Max pull2729 kgReference
Gear 1 used for pull test.Reference
Speeds
With 12-38 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.