• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1948–1949

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

RÖHR R 28 Engine specs

9 engine values on record for the R 28.

Engine power, claimed · gross or net not stated

27.6 hp

20.6 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Röhr R 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.

What engine is in an R 28?

An R 28 has a Güldner 2F, a 2-cylinder 2.60 L diesel engine.

Engine — Güldner 2F specifications
Make & modelGüldner 2FSource 1
FuelDieselSource 1
Cylinders2Source 1
Displacement158.5 ci · 2.60 LSource 1
CoolingLiquid-cooled
Maximum torque111 lb·ft · 150 N·m
Air cleanerOil bath air filter
Cylinders2
Displacement2.7 qt · 2.6 L
Stroke5.9 in · 150 mm
Rated engine speed1,500 rpm

Source · Traktorenlexikon, “Röhr R 28”

Sources and how this page was built

9 engine values from Traktorenlexikon, “Güldner AF 30”; and Traktorenlexikon, “Röhr R 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: Röhr R 28 — CC BY-SA 4.0, WIKIBOOKS-TL-119872 · revision 1042739. Wikibooks contributors (Traktorenlexikon). Original document