WhichTractor
  • Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1954–1957
  • 30 built

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 45 specs: hp, weight, years

The manufacturer claimed 44.1 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

44.1 hp

32.9 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Kramer K 45”, 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
5,512 lb
Top speed
12.4–17.4 mph

Kramer K 45 specs: key facts

  • The Kramer K 45 was built from 1954 to 1957.

  • The Kramer K 45 has a claimed engine power (gross or net not stated) of 32.9 kW (44.1 hp); it has no measured PTO figure.

  • The Kramer K 45 is two-wheel drive (2WD).

  • The Kramer K 45 weighs 2,500 kg (5,512 lb) unladen.

  • The Kramer K 45 has a rear PTO running at 540 rpm.

Source · Traktorenlexikon, “Kramer K 45”

How does the K 45 compare with its class?

  • Strength:

    A maximum engine torque of 216 N·m is high for its class — 37% above the median of 158 N·m across the 204 machines within 10% of its power that hold this figure.

  • Limitation:

    Five forward gears is low for its class — 38% below the median of 8 across the 273 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 276 comparable records. How we work this out

Illustration of the 1954–1957 Kramer K 45, a 44 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 45 have?

The only figure for the K 45 is 44.1 hp (32.9 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)
44.1 hp

Source · Traktorenlexikon, “Kramer K 45”

How much will a K 45 lift?

Hydraulic and PTO specifications for the K 45 are below.

Hydraulics & PTO — K 45 hydraulics and PTO specifications
Rear PTOtransmission-driven, 540 rpm

Source · Traktorenlexikon, “Kramer K 45”

What transmission does a K 45 have?

Transmission specifications for the K 45 are below.

Transmission — K 45 transmission specifications
ClutchSingle dry plate clutch by Fichtel & Sachs, type G 30 K
BrakesMechanical internal expanding brake on the rear axle
SteeringZF Ross steering
Top speed12.4–17.4 mph · 20–28 km/hthe article lists alternatives

Source · Traktorenlexikon, “Kramer K 45”

How much does a K 45 weigh?

A K 45 weighs 5,512 lb (2,500 kg) unladen.

Weights & dimensions — K 45 weights and dimensions
Unladen weight5,512 lb · 2,500 kgab 5/56: 2650
Maximum front axle load2,756 lb · 1,250 kg
Maximum rear axle load5,997 lb · 2,720 kg
Wheelbase78.3 in · 1,990 mm
Length129.9 in · 3,300 mm
Width75.2 in · 1,910 mm
Height70.1 in · 1,780 mm
Ground clearance17.7 in · 450 mm
Front track59.1 in · 1,500 mmWikibooks gives one track for both axles
Rear track59.1 in · 1,500 mmWikibooks gives one track for both axles
Turning radius, braked8.2 ft · 2.50 m

Source · Traktorenlexikon, “Kramer K 45”

What oil does a K 45 take, and how much?

A K 45 engine takes 9.5 qt (9 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

K 45 fluid capacities, grades and service intervals
SystemCapacity
Engine oil9.5 qt · 9 LSource: Traktorenlexikon, “Kramer K 45” · single source, not independently verified
Transmission32.2 qt · 30.5 LSource: Traktorenlexikon, “Kramer K 45” · single source, not independently verified

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

Which tractors compare with a K 45?

Within 10% of its 41 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 K 45

Is a K 45 two-wheel drive or four-wheel drive?

The Kramer K 45 is two-wheel drive (2WD).

What PTO does a K 45 have?

A K 45 has a 540 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Kramer K 45”.

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 K 45 — CC BY-SA 4.0, WIKIBOOKS-TL-46670 · revision 991316. Wikibooks contributors (Traktorenlexikon). Original document