• WhichTractor size: Standard-size
  • Not independently tested
  • 1974–1978
  • 81 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 685 (A) Full specifications

Mercedes-Benz OM 352 six-cylinder diesel. The manufacturer claimed 83.8 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

83.8 hp

62.5 kW as stated by the source

Not independently tested

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Bührer 685/685A”, claimed

Weight
7,518 lb
3-point lift
5,071 lb
Hyd. flow
10.3 gpm
Top speed
15.5 mph

Bührer Komfort 685 (A) specs: key facts

  • The Bührer Komfort 685 (A) was built from 1974 to 1978.

  • The Bührer Komfort 685 (A) has a claimed engine power (gross or net not stated) of 62.5 kW (83.8 hp); it has no measured PTO figure.

  • The Bührer Komfort 685 (A) was built in two-wheel drive (2WD) and four-wheel drive (4WD) versions, depending on configuration.

  • The Bührer Komfort 685 (A) has a Mercedes-Benz OM 352 engine, a 6-cylinder 5.67 L diesel unit.Source 2

  • The Bührer Komfort 685 (A) weighs 3,410 kg (7,518 lb) unladen.

  • The Bührer Komfort 685 (A) has an independent rear PTO running at 540/800 rpm.

  • The three-point hitch of the Bührer Komfort 685 (A) lifts 2,300 kg (5,071 lb) at the lower-link ends.

  • The hydraulic pump of the Bührer Komfort 685 (A) delivers 39.0 L/min (10.3 gpm).

Source · Traktorenlexikon, “Bührer 685/685A”

How much horsepower does a Komfort 685 (A) have?

The only figure for the Komfort 685 (A) is 83.8 hp (62.5 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)
83.8 hp

Source · Traktorenlexikon, “Bührer 685/685A”

What engine is in a Komfort 685 (A)?

A Komfort 685 (A) has a Mercedes-Benz OM 352, a 6-cylinder 5.67 L diesel engine.

Engine — Komfort 685 (A) engine specifications
Make & modelMercedes-Benz OM 352Source 2
Cylinders6, liquid-cooledSource 2
Displacement346.2 ci · 5.67 LSource 2
Max torque232 lb·ft · 314 N·m @ 1,600 rpm
Electrical system12 V

Source · Traktorenlexikon, “Bührer 685/685A”

How much will a Komfort 685 (A) lift, and what is its hydraulic flow?

A Komfort 685 (A) lifts 5,071 lb (2,300 kg) at the lower-link ends of its Category 2 three-point hitch.

Hydraulics & PTO — Komfort 685 (A) hydraulics and PTO specifications
Pump flow10.3 gpm · 39.0 L/min
Pressure2,845 psi · 196 bar
Hitch categoryCategory 2
Lift at ends5,071 lb · 2,300 kg
Rear PTOIndependent, engine-driven, 540/800 rpm @ 1,960 engine rpmEngages under loadGround-speed PTO available
PTO shaft1 3/8"- 6 splines (Form-A)

Source · Traktorenlexikon, “Bührer 685/685A”

What transmission does a Komfort 685 (A) have?

Transmission specifications for the Komfort 685 (A) are below.

Transmission — Komfort 685 (A) transmission specifications
BrakesPedal-operated hydraulic internal shoe brake acting on differential half-shafts
SteeringMechanically operated ZF-GEMMER steering
Top speed15.5 mph · 25 km/h

Source · Traktorenlexikon, “Bührer 685/685A”

How much does a Komfort 685 (A) weigh?

A Komfort 685 (A) weighs 7,518 lb (3,410 kg) unladen.

Weights & dimensions — Komfort 685 (A) weights and dimensions
Unladen weight7,518 lb · 3,410 kg3,568
Maximum permissible mass11,464 lb · 5,200 kg
Wheelbase90.2 in · 2,290 mmtwo-wheel-drive version
Length157.5 in · 4,000 mm
Width75.6 in · 1,920 mm
Height73.6 in · 1,870 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

Source · Traktorenlexikon, “Bührer 685/685A”

Which tractors compare with a Komfort 685 (A)?

Within 10% of its 78.5 hp at the PTO (claimed), the same type, and first built within 15 years of it.

Everything else people ask

Is a Komfort 685 (A) two-wheel drive or four-wheel drive?

The Bührer Komfort 685 (A) was built in two-wheel drive (2WD) and four-wheel drive (4WD) versions, depending on configuration.

What PTO does a Komfort 685 (A) have?

A Komfort 685 (A) has a independent 540/800 rpm rear PTO on a 1 3/8"- 6 splines (Form-A) shaft.

Where this page comes from

Compiled from Traktorenlexikon, “Mercedes-Benz MB trac 1000”; and Traktorenlexikon, “Bührer 685/685A”.

Last verified

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Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: Bührer 685/685ACC BY-SA 4.0, WIKIBOOKS-TL-91466 · revision 1042456. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Mercedes-Benz MB trac 1000CC BY-SA 4.0, WIKIBOOKS-TL-79534 · revision 1053120. Wikibooks contributors (Traktorenlexikon). Original document