Compare/J.I. Case 400 vs J.I. Case 403

J.I. Case 400 vs J.I. Case 403

Verdict: J.I. Case 400 vs J.I. Case 403

The J.I. Case 400 and the J.I. Case 403 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 50 hp. J.I. Case 403 is the lighter machine (3,039 kg vs 5,600 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

J.I. Case

Fit score

Best match

Clear

J.I. Case

Fit score

Best match

Clear

Rated power

50 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

J.I. CaseReference

With 13-30 rear tires.Reference

With 12-38 rear tires.Reference

Total built

2,077Reference

67Reference

Original price

$4,400 (1958)Reference

$5,000 (1958)Reference

Steering

power optionalReference

Variants

400

diesel standardReference

401

diesel row-cropReference

402

diesel vineyardReference

403

diesel high-cropReference

405

diesel orchardReference

410

gasoline standardReference

—

411

gas row-cropReference

—

413

gas high-cropReference

gasoline high-cropReference

420

diesel industrialReference

425

gas industrialReference

—

Engine

Belt (claimed)

37.3 kWReference

Plows

4 (14-inch)Reference

Displacement

4.1 LReference

Bore/Stroke

102 x 127 mmReference

Air cleaner

oil bathReference

Pre-heating

ether capsulesReference

Compression

15:1Reference

Rated RPM

1500Reference

Idle RPM

600-1600Reference

Firing order

1-3-4-2Reference

Starter volts

12Reference

Coolant capacity

28.0 LReference

Intake valve clearance

0.305 mmReference

Exhaust valve clearance

0.305 mmReference

Oil capacity

56.8 LReference

Oil change

120 hReference

Transmission

Powr-rangeReference

Gears

8 forward and 2 reverseReference

Oil type

SAE 90Reference

Capacities

Fuel

79.5 LReference

Diameter

26 cmReference

Width

169 cmReference

18 cmReference

RPM

1128Reference

Speed

945.18 meters/minReference

PTO & Hydraulics

Hydraulic system

9.8 LReference

Capacity

9.8 LReference

Pressure

41.4 barReference

Valves

2 (optional)Reference

Total flow

45.4 lpmReference

Type

Case Eagle HitchReference

Rear PTO

independentReference

Rear PTO Type

540 (1.375)Reference

Dimensions

Wheelbase

208 cmReference

—

Weight

2721 kgReference

3039 kgReference

Front tire

6.00-16Reference

7.50-20Reference

Rear tire

13-30Reference

12-38Reference

Ag front

7.50-16Reference

7.50-20Reference

Ag rear

50" (steel)Reference

13-38Reference

Length

337 cmReference

—

Shipping weight

2540 kgReference

—

Clearance (front axle)

44 cmReference

—

Front tread

132 to 147 cmReference

138 to 201 cmReference

Rear tread

132 to 162 cmReference

152 to 228 cmReference

Steering wheel

157 cmReference

—

400 Serial Number Location

400 Serial Numbers

1955

8060000Reference

1956

8080001Reference

1957

8100001Reference

Electrical

Ground

negativeReference

Charging system

generatorReference

Charging volts

12Reference

Batteries

2Reference

Battery volts

6Reference

Battery AH

150Reference

J.I. Case 400 Height

Hood

154 cmReference

—

Exhaust

226 cmReference

—

Speeds

403 Serial Numbers

Location:

—

Top-right of instrument panel.Reference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.