• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • Not independently tested
  • 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

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

RÖHR R 28 Full specifications

Güldner 2F two-cylinder diesel. The manufacturer claimed 27.6 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

27.6 hp

20.6 kW as stated by the source

Not independently tested

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Röhr R 28”, claimed

Weight
3,748 lb
Top speed
12.4 mph

RÖHR R 28 specs: key facts

  • The RÖHR R 28 was built from 1948 to 1949.

  • The RÖHR R 28 has a claimed engine power (gross or net not stated) of 20.6 kW (27.6 hp); it has no measured PTO figure.

  • The RÖHR R 28 is two-wheel drive (2WD).

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

  • The RÖHR R 28 weighs 1,700 kg (3,748 lb) unladen.

  • The RÖHR R 28 has a dependent rear PTO running at 540 rpm.

Source · Traktorenlexikon, “Röhr R 28”

How much horsepower does an R 28 have?

The only figure for the R 28 is 27.6 hp (20.6 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)
27.6 hp

Source · Traktorenlexikon, “Röhr R 28”

What engine is in an R 28?

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

Engine — R 28 engine specifications
Make & modelGüldner 2F
Cylinders2, liquid-cooledSource 2
Displacement158.5 ci · 2.60 L
Max torque111 lb·ft · 150 N·mSource 2
Electrical system6 VSource 2

Source · Traktorenlexikon, “Güldner AF 30”

How much will an R 28 lift?

Hydraulic and PTO specifications for the R 28 are below.

Hydraulics & PTO — R 28 hydraulics and PTO specifications
Rear PTODependent, transmission-driven, 540 rpm

Source · Traktorenlexikon, “Röhr R 28”

What transmission does an R 28 have?

Transmission specifications for the R 28 are below.

Transmission — R 28 transmission specifications
ClutchPedal-operated dry single-plate clutch
SteeringMechanical ZF steering
Top speed12.4 mph · 20 km/h

Source · Traktorenlexikon, “Röhr R 28”

How much does an R 28 weigh?

An R 28 weighs 3,748 lb (1,700 kg) unladen.

Weights & dimensions — R 28 weights and dimensions
Unladen weight3,748 lb · 1,700 kg
Maximum permissible mass4,189 lb · 1,900 kg
Wheelbase68.9 in · 1,750 mm
Length108.3 in · 2,750 mm
Width61.0 in · 1,550 mm
Height65.0 in · 1,650 mm
Ground clearance11.8 in · 300 mm
Front track49.2 in · 1,250 mm
Rear track50.0 in · 1,270 mm

Source · Traktorenlexikon, “Röhr R 28”

Which tractors compare with an R 28?

Within 10% of its 27.6 hp of claimed engine power, the same type, and first built within 15 years of it.

Everything else people ask

Is an R 28 two-wheel drive or four-wheel drive?

The RÖHR R 28 is two-wheel drive (2WD).

What PTO does an R 28 have?

An R 28 has a dependent 540 rpm rear PTO.

Where this page comes from

Compiled from Traktorenlexikon, “Röhr R 28”; and Traktorenlexikon, “Güldner AF 30”.

Last verified

Not yet verified

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 30CC BY-SA 4.0, WIKIBOOKS-TL-43369 · revision 901960. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Röhr R 28CC BY-SA 4.0, WIKIBOOKS-TL-119872 · revision 1042739. Wikibooks contributors (Traktorenlexikon). Original document