IMT 540 vs J.I. Case 431

10 material differences · fewer than 12

Tractor one

1975–1986

No measured PTO figure

Tractor two

1960–1969

No measured PTO figure

Which should you choose?

Read our verdict on the 540 and the 431 → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

10 material differences · 3 fields identical or within 5%, which is not counted as material

IMT 540 and J.I. Case 431, field by field
Field	540	431	Gap
Engine
Engine power, claimed claimed	39.4 hp	35.0 hp	+13% 540
Engine declared	IMT-PERKINS M-33/T	CASE G-188 D	differs
Displacement declared	2.50 L	3.09 L	+23% 431
Maximum torque declared	115 lb·ft · 156 N·m	—	—
Transmission
Top speed declared	14.9 mph · 24 km/h	12.4–21.7 mph · 20–35 km/h	differs
Clutch declared	Pedal operated dry two-stage FRAD double clutch	—	—
Hydraulics & hitch
Pump flow declared	3.8 gpm · 14.3 L/min	8.5 gpm · 32.2 L/min	+125% 431
Three-point lift at ends declared	3,097 lb · 1,405 kg	—	—
Rear PTO speeds declared	540 rpm	540 rpm	—
Weight & dimensions
Unladen weight declared	3,946 lb · 1,790 kg	3,838 lb · 1,741 kg	—
Wheelbase declared	76.8 in · 1,950 mm	85.0 in · 2,159 mm	+11% 431
Length declared	129.9 in · 3,300 mm	130.1 in · 3,305 mm	—
Width declared	70.9 in · 1,800 mm	79.6 in · 2,022 mm	+12% 431
Height declared	63.8 in · 1,620 mm	57.0 in · 1,448 mm	+12% 540
Ground clearance declared	13.4 in · 340 mm	20.1 in · 510 mm	+50% 431
Turning radius, braked declared	10.7 ft · 3.27 m	7.9 ft · 2.41 m	+36% 540
Fuel tank declared	52.8 qt · 50.0 L	40.8 qt · 38.6 L	+30% 540

Source

Source