Compare/J.I. Case 420B vs J.I. Case 425

J.I. Case 420B vs J.I. Case 425

Verdict: J.I. Case 420B vs J.I. Case 425

The J.I. Case 420B and the J.I. Case 425 are both industrial tractors — here is how they stack up on the figures that matter. J.I. Case 425 leads on rated power with 50 hp against 47 hp. J.I. Case 420B is the newer design (1958 vs 1955). In short: choose the J.I. Case 425 for outright pulling power, or the J.I. Case 420B if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Acreage600 acBudgetMain crop / use

Fit & specs

J.I. Case

Fit score

Best match

Clear

J.I. Case

Fit score

Best match

Clear

Rated power

47 hp

50 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

J.I. CaseReference

With 13x24 rear tires. Reverse speeds are 25% faster than forward.Reference

With 13-30 rear tires.Reference

Total built

—

205Reference

Final drives

—

bull gearReference

Variants

320

gearReference

—

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

420

torque converterReference

diesel industrialReference

425

—

gas industrialReference

Engine

Engine (gross)

35.0 kWReference

—

Drawbar (claimed)

24.6 kWReference

—

Displacement

2.4 LReference

4.1 LReference

Bore/Stroke

86 x 105 mmReference

102 x 127 mmReference

Power (gross)

35.0 kWReference

—

Fuel system

carburetorReference

Air cleaner

oil bathReference

Compression

7.1:1Reference

6.5:1Reference

Rated RPM

2100Reference

1500Reference

Idle RPM

500-2125Reference

600-1665Reference

Firing order

1-3-4-2Reference

Starter

electricReference

—

Starter volts

12Reference

6Reference

Coolant capacity

12.3 LReference

28.0 LReference

Sparkplug

Champion D16Reference

Champion 8Reference

Sparkplug gap

0.635 mmReference

Point gap

0.508 mmReference

Intake valve clearance

0.356 mmReference

0.305 mmReference

Exhaust valve clearance

0.356 mmReference

0.508 mmReference

Oil capacity

12.3 LReference

56.8 LReference

Belt (claimed)

—

37.3 kWReference

Transmission

Gears

8 forward and reverseReference

Oil type

SAE 90 EPReference

SAE 90Reference

Transmission

—

Powr-rangeReference

Capacities

Fuel

51.9 LReference

79.5 LReference

Steering

0.9 LReference

power optionalReference

Diameter

26 cmReference

Width

198 cmReference

169 cmReference

RPM

1180Reference

1166Reference

Speed

932.69 meters/minReference

976.88 meters/minReference

Aux. fuel

—

3.8 LReference

PTO & Hydraulics

Hydraulic system

68.1 LReference

9.8 LReference

Type

torque convertorReference

mechanical shuttleReference

Capacity

68.1 LReference

9.8 LReference

Pump flow

79.5 lpmReference

45.4 lpmReference

Steering cap.

0.9 LReference

—

Rear PTO

independentReference

Rear PTO Type

540 (1.375)Reference

Engine RPM

541@1970Reference

558@1500Reference

Clutch

—

304.8mm dry discReference

Dimensions

Wheelbase

191 cmReference

208 cmReference

Weight

2918 to 7740 poundsReference

—

Front tire

7.50-16Reference

—

Rear tire

13-24Reference

—

Industrial front

7.50-16Reference

—

Industrial rear

13-24Reference

—

Length

629 cmReference

337 cmReference

Ground clearance

27 cmReference

—

Front tread

120 cmReference

132 to 147 cmReference

Rear tread

162 cmReference

132 to 162 cmReference

Ag front

—

7.50-16Reference

Ag rear

—

14-30Reference

Clearance (front axle)

—

44 cmReference

Steering wheel

—

157 cmReference

J.I. Case 420B attachments

Electrical

Ground

positiveReference

negativeReference

Charging system

generatorReference

Battery volts

12Reference

6Reference

Battery AH

50Reference

150Reference

Battery Group

—

4Reference

Attachment overview

J.I. Case Backhoe

Backhoe type

J.I. Case BackhoeReference

—

Transport height

353 cmReference

—

Digging depth

381 cmReference

—

Reach from pivot

492 cmReference

—

Loading height

322 cmReference

—

Swing Arc

180°Reference

—

Speeds

425 Serial Numbers

1955

—

8060000Reference

1956

—

8080001Reference

1957

—

8100001Reference

Location:

—

Top-right of instrument panel.Reference

J.I. Case 425 Height

Hood

—

154 cmReference

Exhaust

—

226 cmReference

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.