• Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1968–1975
  • 51 built

WhichTractor size, not the maker’s category

Bührer GM-29 Super-Six (A) Engine specs

12 engine values on record for the GM-29 Super-Six (A).

Engine power, claimed · gross or net not stated

98.6 hp

73.5 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Bührer GM 29 SUPER-SIX (A)”, 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 a GM-29 Super-Six (A)?

A GM-29 Super-Six (A) has a Mercedes-Benz OM 352, a 6-cylinder 5.67 L diesel engine.

Engine — Mercedes-Benz OM 352 specifications
Make & modelMercedes-Benz OM 352Source 2
FuelDieselSource 2
Cylinders6Source 2
Displacement346.2 ci · 5.67 LSource 2
CoolingLiquid-cooled
Maximum torque188 lb·ft · 255 N·m
Maximum torque speed1,600 rpm
Air cleaneroil bath air filter
Cylinders6
Displacement6.0 qt · 5.7 L
Bore3.8 in · 97 mm
Stroke5.0 in · 128 mm
Rated engine speed2,000 rpm
Torque rise5 %

Source · Traktorenlexikon, “Bührer GM 29 SUPER-SIX (A)”

Sources and how this page was built

12 engine values from Traktorenlexikon, “Mercedes-Benz MB trac 1000”; and Traktorenlexikon, “Bührer GM 29 SUPER-SIX (A)”.

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 GM 29 SUPER-SIX (A) — CC BY-SA 4.0, WIKIBOOKS-TL-119827 · revision 1042464. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Mercedes-Benz MB trac 1000 — CC BY-SA 4.0, WIKIBOOKS-TL-79534 · revision 1053120. Wikibooks contributors (Traktorenlexikon). Original document