ALLIS-CHALMERS Modell-WD vs Hürlimann D 60 Spezial

8 material differences · fewer than 12

Tractor one

ALLIS-CHALMERS Modell-WD

1948–1953

No measured PTO figure

Tractor two

Hürlimann D 60 Spezial

1955–1958

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because they were not built in overlapping years (1948–1953; 1955–1958). The figures below are side by side so you can judge them yourself; each says whether it was measured, claimed or declared by its source.

Field by field

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

ALLIS-CHALMERS Modell-WD and Hürlimann D 60 Spezial, field by field
FieldModell-WDD 60 SpezialGap
Engine
Engine power, claimed claimed30.2 hp29.6 hp
Engine declaredHürlimann D-80
Displacement declared2.36 L
Maximum torque declared87 lb·ft · 118 N·m
Transmission
Top speed declared9.9 mph · 16 km/h12.4 mph · 20 km/h+25% D 60 Spezial
Clutch declaredFoot-operated spring-loaded dry Rockford single-disc clutchPedal operated dry double clutchdiffers
Hydraulics & hitch
Pump flow declared1.2 gpm · 4.7 L/min
Pressure declared640 psi · 44 bar
Rear PTO speeds declared548 rpm540 rpmdiffers
Weight & dimensions
Unladen weight declared3,389 lb · 1,537 kg3,285 lb · 1,490 kg
Wheelbase declared88.1 in · 2,238 mm64.4 in · 1,636 mm+37% Modell-WD
Length declared138.6 in · 3,521 mm104.9 in · 2,665 mm+32% Modell-WD
Width declared56.0 in · 1,422 mm63.0 in · 1,600 mm+13% D 60 Spezial
Height declared68.0 in · 1,727 mm60.8 in · 1,545 mm+12% Modell-WD
Turning radius, braked declared8.2 ft · 2.50 m8.1 ft · 2.48 m
Fuel tank declared72.1 qt · 68.2 L41.2 qt · 39 L+75% Modell-WD

ALLIS-CHALMERS Modell-WD sources

Source
  • Source: Traktorenlexikon, “Allis-Chalmers WD”

Hürlimann D 60 Spezial sources

Source
  • Source: Traktorenlexikon, “Hürlimann D 60 SP”
  • Source: Traktorenlexikon, “Hürlimann D 80”