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J.I. Case 640 vs J.I. Case 641
Verdict: J.I. Case 640 vs J.I. Case 641
The J.I. Case 640 and the J.I. Case 641 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 50 hp. Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
J.I. Case
62
Fit score
Best match
Clear
J.I. Case
62
Fit score
Best match
Clear
Rated power
50 hp
50 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
J.I. CaseReference
J.I. CaseReference
Tractors equipped with the Case-o-Matic were sometimes referred to as the 630C.Reference
Tractors equipped with the Case-o-Matic were sometimes referred to as the 630C.Reference
Factories
Racine, Wisconsin, USAReference
Racine, Wisconsin, USAReference
Original price
$3,900Reference
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Steering
power assistReference
power assistReference
Variants
630
diesel standardReference
diesel standardReference
631
diesel row-cropReference
diesel row-cropReference
640
gas standardReference
gas standardReference
641
gas row-cropReference
gas row-cropReference
Engine
Fuel tank
83.3 LReference
83.3 LReference
Belt (claimed)
38.8 kWReference
38.8 kWReference
Drawbar (tested)
32.3 kWReference
32.3 kWReference
Displacement
3.1 LReference
3.1 LReference
Bore/Stroke
97 x 105 mmReference
97 x 105 mmReference
Air cleaner
oil bathReference
oil bathReference
Compression
7.34:1Reference
7.34:1Reference
Rated RPM
2250Reference
2250Reference
Starter volts
12Reference
12Reference
Power at rated engine speed
37.7 kWReference
37.7 kWReference
Max power
31.3 kWReference
31.3 kWReference
Transmission
Transmission
Case Dual-RangeReference
Case Dual-RangeReference
Gears
4 forward and 1 reverseReference
4 forward and 1 reverseReference
Clutch
dry discReference
dry discReference
PTO & Hydraulics
PTO (tested)
37.7 kWReference
37.7 kWReference
Type
gearReference
gearReference
Rear PTO
independent (Case-o-matic)Reference
independent (Case-o-matic)Reference
Rear PTO Type
540/1000 (1.375)Reference
540/1000 (1.375)Reference
Power at rated PTO speed
37.1 kWReference
37.1 kWReference
Dimensions
Weight
2041 kgReference
—
Front tire
7.50-16Reference
6.00x15Reference
Rear tire
16.9-28Reference
12.4x36Reference
Ag front
7.50-16Reference
6.50x16Reference
Ag rear
16.9-28Reference
13.6x36Reference
Front tread
132 cmReference
111 to 152 cmReference
Rear tread
121 to 193 cmReference
132 to 223 cmReference
Length
—
353 cmReference
Height (hood)
—
161 cmReference
Ground clearance
—
63 cmReference
640 Serial Number Location
Capacities
Diameter
23 cmReference
23 cmReference
Width
15 cmReference
205 cmReference
Test results
Fuel use
15.1 l/hourReference
15.1 l/hourReference
Max pull
3117 kgReference
3117 kgReference
641 Serial Number Location
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.