WhichTractor
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1954–1957
  • 904 built

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

Hanomag R 12 KB specs: hp, weight, years

Hanomag D 611 S one-cylinder diesel. The manufacturer claimed 11.8 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

11.8 hp

8.8 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Hanomag R 12 KB”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

Weight
1,962–2,094 lb
Top speed
10.6 mph

Hanomag R 12 KB specs: key facts

  • The Hanomag R 12 KB was built from 1954 to 1957.

  • The Hanomag R 12 KB has a claimed engine power (gross or net not stated) of 8.8 kW (11.8 hp); it has no measured PTO figure.

  • The Hanomag R 12 KB is two-wheel drive (2WD).

  • The Hanomag R 12 KB has a Hanomag D 611 S engine, a 1-cylinder 0.51 L diesel unit.

  • The Hanomag R 12 KB weighs 890–950 kg (1,962–2,094 lb) unladen.

  • The Hanomag R 12 KB has a rear PTO running at 1484 rpm.

Source · Traktorenlexikon, “Hanomag R 12 KB”

How does the R 12 KB compare with its class?

We will not rate this machine against its class. Only 23 published tractors sit within 10% of its 8.8 kW — too few to say what is normal.

Derived by WhichTractor. How we work this out

Illustration of the 1954–1957 Hanomag R 12 KB, a 12 hp farm tractor, colour not recorded — shown unpainted · operator station not recorded — shown as an open platform, a drawing generated from its specification record
Illustration — not a photograph · colour not recorded — shown unpainted · operator station not recorded — shown as an open platform

How much horsepower does an R 12 KB have?

The only figure for the R 12 KB is 11.8 hp (8.8 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
11.8 hp

Source · Traktorenlexikon, “Hanomag R 12 KB”

What engine is in an R 12 KB?

An R 12 KB has a Hanomag D 611 S, a 1-cylinder 0.51 L diesel engine.

Engine — R 12 KB engine specifications
Make & modelHanomag D 611 S
Cylinders1, liquid-cooled
Displacement31.2 ci · 0.51 L
Max torque29 lb·ft · 39 N·m
Electrical system12 V

Source · Traktorenlexikon, “Hanomag R 12 KB”

How much will an R 12 KB lift?

Hydraulic and PTO specifications for the R 12 KB are below.

Hydraulics & PTO — R 12 KB hydraulics and PTO specifications
Rear PTO1484 rpm

Source · Traktorenlexikon, “Hanomag R 12 KB”

What transmission does an R 12 KB have?

Transmission specifications for the R 12 KB are below.

Transmission — R 12 KB transmission specifications
ClutchSingle-plate dry clutch from Fichtel & Sachs
SteeringZF Ross steering
Top speed10.6 mph · 17 km/h

Source · Traktorenlexikon, “Hanomag R 12 KB”

How much does an R 12 KB weigh?

An R 12 KB weighs 1,962–2,094 lb (890–950 kg) unladen.

Weights & dimensions — R 12 KB weights and dimensions
Unladen weight1,962–2,094 lb · 890–950 kg
Maximum permissible mass3,197 lb · 1,450 kg
Wheelbase59.1 in · 1,500 mm
Length92.1 in · 2,340 mm
Width58.3 in · 1,480 mm
Height66.9 in · 1,700 mm
Ground clearance14.2 in · 360 mm
Front track50.4–59.6 in · 1,280–1,514 mmthe article lists alternatives
Rear track49.2–59.1 in · 1,250–1,500 mmthe article lists alternatives
Turning radius, braked7.9 ft · 2.40 m

Source · Traktorenlexikon, “Hanomag R 12 KB”

What oil does an R 12 KB take, and how much?

An R 12 KB engine takes 3.5 qt (3.3 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

R 12 KB fluid capacities, grades and service intervals
SystemCapacity
Engine oil3.5 qt · 3.3 LSource: Traktorenlexikon, “Hanomag R 12 KB” · single source, not independently verified
Transmission14.3 qt · 13.5 LSource: Traktorenlexikon, “Hanomag R 12 KB” · single source, not independently verified
Hydraulic4.8 qt · 4.5 LSource: Traktorenlexikon, “Hanomag R 12 KB” · single source, not independently verified
Cooling system4.2 qt · 4 LSource: Traktorenlexikon, “Hanomag R 12 KB” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with an R 12 KB?

Within 10% of its 11.8 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the Hanomag R 12 KB

Is an R 12 KB two-wheel drive or four-wheel drive?

The Hanomag R 12 KB is two-wheel drive (2WD).

What PTO does an R 12 KB have?

An R 12 KB has a 1484 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Hanomag R 12 KB”.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: Hanomag R 12 KB — CC BY-SA 4.0, WIKIBOOKS-TL-49792 · revision 994580. Wikibooks contributors (Traktorenlexikon). Original document