• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1947–1950
  • 107 built

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

We looked and the record does not say what this machine is. How we decide what a machine is

Kramer K 28 specs: hp, weight, years

Güldner 2F two-cylinder diesel. The manufacturer claimed 27.5 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

27.5 hp

20.5 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Kramer K 28”, 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
4,409 lb
Top speed
12.2 mph

Kramer K 28 specs: key facts

  • The Kramer K 28 was built from 1947 to 1950.

  • The Kramer K 28 has a claimed engine power (gross or net not stated) of 20.5 kW (27.5 hp); it has no measured PTO figure.

  • The Kramer K 28 is two-wheel drive (2WD).

  • The Kramer K 28 has a Güldner 2F engine, a 2-cylinder 2.60 L diesel unit.Source 1

  • The Kramer K 28 weighs 2,000 kg (4,409 lb) unladen.

  • The Kramer K 28 has a rear PTO running at 540 rpm.

Source · Traktorenlexikon, “Kramer K 28”

How does the K 28 compare with its class?

  • Limitation:

    Four forward gears is low for its class — 33% below the median of 6 across the 117 machines within 10% of its power that hold this figure.

  • Limitation:

    A 28 L fuel tank is low for its class — 30% below the median of 40 L across the 99 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 119 comparable records. How we work this out

Illustration of the 1947–1950 Kramer K 28, a 27 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 K 28 have?

The only figure for the K 28 is 27.5 hp (20.5 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)
27.5 hp

Source · Traktorenlexikon, “Kramer K 28”

What engine is in a K 28?

A K 28 has a Güldner 2F, a 2-cylinder 2.60 L diesel engine.

Engine — K 28 engine specifications
Make & modelGüldner 2F
Cylinders2, liquid-cooledSource 2
Displacement158.5 ci · 2.60 L

Source · Traktorenlexikon, “Güldner AF 30”

How much will a K 28 lift?

Hydraulic and PTO specifications for the K 28 are below.

Hydraulics & PTO — K 28 hydraulics and PTO specifications
Rear PTOtransmission-driven, 540 rpm

Source · Traktorenlexikon, “Kramer K 28”

What transmission does a K 28 have?

Transmission specifications for the K 28 are below.

Transmission — K 28 transmission specifications
Clutchsingle-disc dry clutch by Fichtel & Sachs
SteeringZF-Ross steering
Top speed12.2 mph · 19.7 km/h

Source · Traktorenlexikon, “Kramer K 28”

How much does a K 28 weigh?

A K 28 weighs 4,409 lb (2,000 kg) unladen.

Weights & dimensions — K 28 weights and dimensions
Unladen weight4,409 lb · 2,000 kg
Wheelbase71.7 in · 1,820 mm
Length112.2 in · 2,850 mm
Width61.0 in · 1,550 mm
Height60.0 in · 1,525 mm
Ground clearance11.8 in · 300 mm
Front track49.5 in · 1,257 mmWikibooks gives one track for both axles
Rear track49.5 in · 1,257 mmWikibooks gives one track for both axles
Turning radius, braked6.6 ft · 2.00 m

Source · Traktorenlexikon, “Kramer K 28”

Which tractors compare with a K 28?

Within 10% of its 27.5 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the Kramer K 28

Is a K 28 two-wheel drive or four-wheel drive?

The Kramer K 28 is two-wheel drive (2WD).

What PTO does a K 28 have?

A K 28 has a 540 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Güldner AF 30”; and Traktorenlexikon, “Kramer K 28”.

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: Güldner AF 30 — CC BY-SA 4.0, WIKIBOOKS-TL-43369 · revision 901960. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Kramer K 28 — CC BY-SA 4.0, WIKIBOOKS-TL-46664 · revision 781844. Wikibooks contributors (Traktorenlexikon). Original document