• Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1953–1959

WhichTractor size, not the maker’s category

BOLINDER-MUNKTELL BM-55 Transmission specs

8 transmission values on record for the BM-55.

Engine power, claimed · gross or net not stated

56.2 hp

41.9 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Bolinder-Munktell BM 55”, 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.

How fast will a BM-55 go?

The fastest speed on record for a BM-55 is 18.6 mph (30 km/h). The gearbox itself is not on record yet.

Transmission — BM-55 Transmission
Drive2WD
Forward gears5
Reverse gears1
Transmission as described5 forward/1 reverse
ClutchPedal-operated dry single-plate clutch
Top speed forward18.6 mph · 30 km/h
Top speed reverse3.0 mph · 4.8 km/hhighest reverse speed printed in the article's speed tables
SteeringMechanical steering

Source · Traktorenlexikon, “Bolinder-Munktell BM 55”

Sources and how this page was built

8 transmission values from Traktorenlexikon, “Bolinder-Munktell BM 55”.

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: Bolinder-Munktell BM 55 — CC BY-SA 4.0, WIKIBOOKS-TL-116161 · revision 1001557. Wikibooks contributors (Traktorenlexikon). Original document