Hermann Lanz D 648 Allrad vs International Harvester 523

11 material differences · fewer than 12

Tractor one

Hermann Lanz D 648 Allrad

1973–1978

No measured PTO figure

Tractor two

International Harvester 523

1965–1972

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because the drive differs (4WD; 2WD / 4WD); they were not built in overlapping years (1973–1978; 1965–1972). 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

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

Hermann Lanz D 648 Allrad and International Harvester 523, field by field
FieldD 648 Allrad523Gap
Engine
Engine power, claimed claimed47.1 hp47.1 hp
Engine declaredMWM D 225-3 ( 10/1973 bis 12/1974 )IHC D-179differs
Displacement declared2.93 L
Maximum torque declared131 lb·ft · 177 N·m
Transmission
Top speed declared17.6 mph · 28.4 km/h12.4–18.6 mph · 20–30 km/hdiffers
Clutch declaredMaintenance-free dry single-plate clutchPedal-operated dry single-disc clutchdiffers
Hydraulics & hitch
Pump flow declared7.5 gpm · 28.5 L/min
Pressure declared3,556 psi · 245 bar
Three-point lift at ends declared4,079 lb · 1,850 kg3,748 lb · 1,700 kg+9% D 648 Allrad
Rear PTO speeds declared595/980 rpm540 rpmdiffers
Weight & dimensions
Unladen weight declared5,291 lb · 2,400 kg5,379–6,294 lb · 2,440–2,855 kgdiffers
Maximum permissible mass declared9,921 lb · 4,500 kg
Wheelbase declared84.3 in · 2,140 mm78.7 in · 2,000 mm+7% D 648 Allrad
Length declared141.7 in · 3,600 mm119.5–128.7 in · 3,035–3,268 mmdiffers
Width declared66.9 in · 1,700 mm71.5 in · 1,815 mm+7% 523
Height declared51.2 in · 1,300 mm59.8–95.9 in · 1,520–2,436 mmdiffers
Ground clearance declared14.6 in · 370 mm15.0 in · 380 mm
Turning radius, braked declared14.3 ft · 4.35 m12.0 ft · 3.65 m+19% D 648 Allrad
Fuel tank declared74.0 qt · 70 L74.0 qt · 70 L

Hermann Lanz D 648 Allrad sources

Source
  • Source: Traktorenlexikon, “HELA D648A”

International Harvester 523 sources

Source
  • Source: Traktorenlexikon, “IHC 523”
  • Source: Traktorenlexikon, “IHC 553”
  • Source: Traktorenlexikon, “McCormick 523”