WhichTractor
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1975–1978
  • 131 built

WhichTractor size, not the maker’s category

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

Bührer Komfort 475 (A) specs: hp, weight, years

Perkins A 4.248 four-cylinder diesel. The manufacturer claimed 69.1 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

69.1 hp

51.5 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Bührer 475/475A”, 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
6,173 lb
Hyd. flow
6.3 gpm
Top speed
15.5 mph

Bührer Komfort 475 (A) specs: key facts

  • The Bührer Komfort 475 (A) was built from 1975 to 1978.

  • The Bührer Komfort 475 (A) has a claimed engine power (gross or net not stated) of 51.5 kW (69.1 hp); it has no measured PTO figure.

  • The Bührer Komfort 475 (A) was offered in two-wheel-drive and four-wheel-drive versions.

  • The Bührer Komfort 475 (A) has a Perkins A 4.248 engine, a 4-cylinder 4.07 L diesel unit.Source 2

  • The Bührer Komfort 475 (A) weighs 2,800 kg (6,173 lb) unladen.

  • The Bührer Komfort 475 (A) has an independent rear PTO running at 540/800 rpm.

  • The hydraulic pump of the Bührer Komfort 475 (A) delivers 23.7 L/min (6.3 gpm).

Source · Traktorenlexikon, “Bührer 475/475A”

How does the Komfort 475 (A) compare with its class?

  • Limitation:

    A hydraulic pump flow of 23.7 L/min is low for its class — 41% below the median of 40 L/min across the 322 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 393 comparable records. How we work this out

Illustration of the 1975–1978 Bührer Komfort 475 (A), a 69 hp farm tractor, four-wheel-drive version · cab was optional — shown without it · colour not recorded — shown unpainted, a drawing generated from its specification record
Illustration — not a photograph · four-wheel-drive version · cab was optional — shown without it · colour not recorded — shown unpainted

How much horsepower does a Komfort 475 (A) have?

The only figure for the Komfort 475 (A) is 69.1 hp (51.5 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)
69.1 hp

Source · Traktorenlexikon, “Bührer 475/475A”

What engine is in a Komfort 475 (A)?

A Komfort 475 (A) has a Perkins A 4.248, a 4-cylinder 4.07 L diesel engine.

Engine — Komfort 475 (A) engine specifications
Make & modelPerkins A 4.248Source 2
Cylinders4, liquid-cooledSource 2
Displacement248.2 ci · 4.07 LSource 2
Max torque195 lb·ft · 265 N·m @ 1,400 rpm
Electrical system12 V

Source · Traktorenlexikon, “Bührer 475/475A”

How much will a Komfort 475 (A) lift, and what is its hydraulic flow?

Hydraulic and PTO specifications for the Komfort 475 (A) are below.

Hydraulics & PTO — Komfort 475 (A) hydraulics and PTO specifications
Pump flow6.3 gpm · 23.7 L/min
Hitch categoryCategory 2
Rear PTOIndependent, engine-driven, 540/800 rpm @ 1,895 engine rpmEngages under loadGround-speed PTO available
PTO shaft1 3/8"- 6 splines

Source · Traktorenlexikon, “Bührer 475/475A”

What transmission does a Komfort 475 (A) have?

Transmission specifications for the Komfort 475 (A) are below.

Transmission — Komfort 475 (A) transmission specifications
SteeringMechanically operated ZF GEMMER steering
Top speed15.5 mph · 25 km/h

Source · Traktorenlexikon, “Bührer 475/475A”

How much does a Komfort 475 (A) weigh?

A Komfort 475 (A) weighs 6,173 lb (2,800 kg) unladen.

Weights & dimensions — Komfort 475 (A) weights and dimensions
Unladen weight6,173 lb · 2,800 kgtwo-wheel-drive version
Wheelbase84.7 in · 2,152 mmtwo-wheel-drive version
Length143.7 in · 3,650 mm
Width75.6 in · 1,920 mm
Height94.9 in · 2,410 mm
Ground clearance16.5 in · 420 mmtwo-wheel-drive version
Front track59.1–68.9 in · 1,500–1,750 mmtwo-wheel-drive version
Rear track59.1–68.9 in · 1,500–1,750 mmthe article lists alternatives
Turning radius, braked11.7 ft · 3.56 m

Source · Traktorenlexikon, “Bührer 475/475A”

What oil does a Komfort 475 (A) take, and how much?

A Komfort 475 (A) engine takes 8.5 qt (8.0 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

Komfort 475 (A) fluid capacities, grades and service intervals
SystemCapacity
Engine oil8.5 qt · 8.0 LSource: Traktorenlexikon, “Bührer 475/475A” · single source, not independently verified
Transmission34.9 qt · 33.0 LSource: Traktorenlexikon, “Bührer 475/475A” · single source, not independently verified
Hydraulic11.6 qt · 11.0 LSource: Traktorenlexikon, “Bührer 475/475A” · single source, not independently verified
Cooling system15.9 qt · 15.0 LSource: Traktorenlexikon, “Bührer 475/475A” · single source, not independently verified

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

Which tractors compare with a Komfort 475 (A)?

Within 10% of its 59.3 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 Bührer Komfort 475 (A)

Is a Komfort 475 (A) two-wheel drive or four-wheel drive?

The Bührer Komfort 475 (A) was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a Komfort 475 (A) have?

A Komfort 475 (A) has a independent 540/800 rpm rear PTO on a 1 3/8"- 6 splines shaft.

Sources and how this page was built

Compiled from Traktorenlexikon, “Massey Ferguson MF 178”; and Traktorenlexikon, “Bührer 475/475A”.

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: Bührer 475/475A — CC BY-SA 4.0, WIKIBOOKS-TL-77787 · revision 1042224. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Massey Ferguson MF 178 — CC BY-SA 4.0, WIKIBOOKS-TL-76619 · revision 1069046. Wikibooks contributors (Traktorenlexikon). Original document