Bührer GM-29 Super-Six (A) vs Renault 103-12 TX

12 material differences

Tractor one

1968–1975

No measured PTO figure

Tractor two

1981–1986

No measured PTO figure

Which should you choose?

Read our verdict on the GM-29 Super-Six (A) and the 103-12 TX → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

12 material differences · 2 fields identical or within 5%, which is not counted as material

Bührer GM-29 Super-Six (A) and Renault 103-12 TX, field by field
Field	GM-29 Super-Six (A)	103-12 TX	Gap
Engine
Engine power, claimed claimed	98.6 hp	91.7 hp	+7% GM-29 Super-Six (A)
Engine declared	Mercedes-Benz OM 352	MWM TD 226-4	differs
Displacement declared	5.67 L	4.16 L	+37% GM-29 Super-Six (A)
Maximum torque declared	188 lb·ft · 255 N·m	221 lb·ft · 299 N·m	+17% 103-12 TX
Transmission
Top speed declared	13.7 mph · 22 km/h	15.5–18.6 mph · 25–30 km/h	differs
Clutch declared	—	Dry LuK double clutch	—
Hydraulics & hitch
Pump flow declared	5.0 gpm · 18.8 L/min	10.6 gpm · 40.2 L/min	+114% 103-12 TX
Pressure declared	—	1,595 psi · 110 bar	—
Three-point lift at ends declared	5,401 lb · 2,450 kg	9,039 lb · 4,100 kg	+67% 103-12 TX
Rear PTO speeds declared	540 rpm	540/1000 rpm	differs
Weight & dimensions
Unladen weight declared	6,195 lb · 2,810 kg	8,951 lb · 4,060 kg	+44% 103-12 TX
Wheelbase declared	98.4 in · 2,500 mm	99.3 in · 2,523 mm	—
Length declared	157.5 in · 4,000 mm	161.1 in · 4,093 mm	—
Width declared	74.4 in · 1,890 mm	80.1 in · 2,035 mm	+8% 103-12 TX
Height declared	66.9 in · 1,700 mm	111.1 in · 2,823 mm	+66% 103-12 TX
Ground clearance declared	16.5 in · 420 mm	21.0 in · 533 mm	+27% 103-12 TX
Turning radius, braked declared	13.5 ft · 4.13 m	8.9 ft · 2.71 m	+52% GM-29 Super-Six (A)
Fuel tank declared	—	132.1 qt · 125.0 L	—

Source

Source