WhichTractor
  • WhichTractor size: Utility
  • No lab test on file
  • 1953–1957
  • 1,261 built

WhichTractor size, not the maker’s category

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

Kramer KB 25 specs: hp, weight, years

Güldner 2 BN two-cylinder diesel. The manufacturer claimed 24 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

24 hp

18 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Kramer KB 25”, 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
3,307 lb
Hyd. flow
4.2 gpm
Top speed
12.4 mph

Kramer KB 25 specs: key facts

  • The Kramer KB 25 was built from 1953 to 1957.

  • The Kramer KB 25 has a claimed engine power (gross or net not stated) of 18 kW (24 hp); it has no measured PTO figure.

  • The Kramer KB 25 is two-wheel drive (2WD).Source 3

  • The Kramer KB 25 has a Güldner 2 BN engine, a 2-cylinder 1.84 L diesel unit.Source 1

  • The Kramer KB 25 weighs 1,500 kg (3,307 lb) unladen.

  • The Kramer KB 25 has a rear PTO running at 405/710/1089 rpm.

  • The hydraulic pump of the Kramer KB 25 delivers 16 L/min (4.2 gpm).

Source · Traktorenlexikon, “Kramer KB 25”

How does the KB 25 compare with its class?

  • Limitation:

    A 20 L fuel tank is low for its class — 44% below the median of 35.6 L across the 76 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 96 comparable records. How we work this out

Illustration of the 1953–1957 Kramer KB 25, a 24 hp farm tractor, operator station not recorded — shown as an open platform, a drawing generated from its specification record
Illustration — not a photograph · operator station not recorded — shown as an open platform

How much horsepower does a KB 25 have?

The only figure for the KB 25 is 24 hp (18 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)
24 hp

Source · Traktorenlexikon, “Kramer KB 25”

What engine is in a KB 25?

A KB 25 has a Güldner 2 BN, a 2-cylinder 1.84 L diesel engine.

Engine — KB 25 engine specifications
Make & modelGüldner 2 BNSource 1
Cylinders2, liquid-cooledSource 1
Displacement112.5 ci · 1.84 LSource 1
Max torque72 lb·ft · 98 N·m @ 1,600 rpm
InjectionSwirl chamber injection procedure
Electrical system12 V

Source · Traktorenlexikon, “Kramer KB 25”

How much will a KB 25 lift, and what is its hydraulic flow?

Hydraulic and PTO specifications for the KB 25 are below.

Hydraulics & PTO — KB 25 hydraulics and PTO specifications
Pump flow4.2 gpm · 16 L/min
Pressure1,707 psi · 118 bar
Rear PTOtransmission-driven, 405/710/1089 rpm

Source · Traktorenlexikon, “Kramer KB 25”

What transmission does a KB 25 have?

Transmission specifications for the KB 25 are below.

Transmission — KB 25 transmission specifications
ClutchSingle-disc dry clutch from Fichtel & Sachs
BrakesCombined hand and foot brake acting on the rear wheels
SteeringZF independent wheel worm steering
Top speed12.4 mph · 20 km/h

Source · Traktorenlexikon, “Kramer KB 25”

How much does a KB 25 weigh?

A KB 25 weighs 3,307 lb (1,500 kg) unladen.

Weights & dimensions — KB 25 weights and dimensions
Unladen weight3,307 lb · 1,500 kg
Maximum front axle load1,852 lb · 840 kg
Maximum rear axle load3,042 lb · 1,380 kg
Wheelbase72.2 in · 1,835 mm
Length114.2 in · 2,900 mm
Width62.2 in · 1,580 mm
Height61.8 in · 1,570 mm
Ground clearance15.0 in · 380 mm
Front track49.2–74.8 in · 1,250–1,900 mmWikibooks gives one track for both axles
Rear track49.2–74.8 in · 1,250–1,900 mmWikibooks gives one track for both axles

Source · Traktorenlexikon, “Kramer KB 25”

What oil does a KB 25 take, and how much?

A KB 25 engine takes 7.4 qt (7 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

KB 25 fluid capacities, grades and service intervals
SystemCapacity
Engine oil7.4 qt · 7 LSource: Traktorenlexikon, “Kramer KB 25” · single source, not independently verified
Transmission18.0 qt · 17 LSource: Traktorenlexikon, “Kramer KB 25” · single source, not independently verified
Cooling system15.9 qt · 15 LSource: Traktorenlexikon, “Kramer KB 25” · single source, not independently verified

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

Which tractors compare with a KB 25?

Within 10% of its 22 hp at the PTO as the maker claimed it, with no laboratory test on file, the same type, and first built within 15 years of it.

Common questions about the Kramer KB 25

Is a KB 25 two-wheel drive or four-wheel drive?

The Kramer KB 25 is two-wheel drive (2WD).

What PTO does a KB 25 have?

A KB 25 has a 405/710/1089 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Kramer KB 22 W”; Traktorenlexikon, “Kramer KB 25”; and Traktorenlexikon, “Kramer KB 25 Schmalspur”.

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: Kramer KB 22 W — CC BY-SA 4.0, WIKIBOOKS-TL-82471 · revision 991324. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Kramer KB 25 — CC BY-SA 4.0, WIKIBOOKS-TL-82473 · revision 1055906. Wikibooks contributors (Traktorenlexikon). Original document
  3. Traktorenlexikon: Kramer KB 25 Schmalspur — CC BY-SA 4.0, WIKIBOOKS-TL-83586 · revision 991362. Wikibooks contributors (Traktorenlexikon). Original document