David Brown 4600 Selectmatic vs J.I. Case 611-B

8 material differences · fewer than 12

Tractor one

1968–1971

No measured PTO figure

Tractor two

1958–1959

No measured PTO figure

Which should you choose?

Read our verdict on the 4600 Selectmatic and the 611-B → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

8 material differences · 1 fields identical or within 5%, which is not counted as material

David Brown 4600 Selectmatic and J.I. Case 611-B, field by field
Field	4600 Selectmatic	611-B	Gap
Engine
Engine power, claimed claimed	50.0 hp	44.4 hp	+13% 4600 Selectmatic
Engine declared	—	CASE 164	—
Displacement declared	—	2.70 L	—
Maximum torque declared	140 lb·ft · 190 N·m	—	—
Transmission
Top speed declared	15.5 mph · 25 km/h	12.4–18.6 mph · 20–30 km/h	differs
Clutch declared	Pedal-operated, dry and two-stage BORG & BECK double clutch	—	—
Hydraulics & hitch
Pump flow declared	—	3.0 gpm · 11.4 L/min	—
Three-point lift at ends declared	1,799 lb · 816 kg	—	—
Rear PTO speeds declared	540/1000 rpm	540 rpm	differs
Weight & dimensions
Unladen weight declared	3,990 lb · 1,810 kg	4,885 lb · 2,216 kg	+22% 611-B
Wheelbase declared	79.8 in · 2,026 mm	87.0 in · 2,210 mm	+9% 611-B
Length declared	121.5 in · 3,086 mm	138.0 in · 3,505 mm	+14% 611-B
Width declared	64.0 in · 1,626 mm	80.7 in · 2,051 mm	+26% 611-B
Height declared	54.0 in · 1,372 mm	65.5 in · 1,664 mm	+21% 611-B
Ground clearance declared	19.8 in · 502 mm	—	—
Turning radius, braked declared	10.3 ft · 3.15 m	8.1 ft · 2.46 m	+28% 4600 Selectmatic
Fuel tank declared	55.3 qt · 52.3 L	55.2 qt · 52.2 L	—

Source

Source