• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Standard-size
  • Not independently tested
  • 1940–1954

It sits on the standard-size/high-power boundary, so either size is a fair description. WhichTractor size, not the maker’s category

International Harvester WD-9 Transmission specifications

9 transmission values on record for the WD-9.

Engine power, claimed · gross or net not stated

46.4 hp

34.6 kW as stated by the source

Not independently tested

Claimed · standard not stated by the source

Source · Traktorenlexikon, “McCormick WD-9”, claimed

How fast will a WD-9 go?

The fastest speed on record for a WD-9 is 16.2 mph (26 km/h). The gearbox itself is not on record yet.

Transmission — WD-9 Transmission
Drive2WD
Forward gears5
Reverse gears1
Transmission as described5 forward/1 reverse
ClutchPedal operated dry ROCKFORD single plate clutch
Top speed forward16.2 mph · 26 km/h
Top speed reverse3.0 mph · 4.83 km/hhighest reverse speed printed in the article's speed tables
Service brakesPedal operated internal expanding shoe brakes mounted on the countershafts
SteeringMechanical worm steering

Source · Traktorenlexikon, “McCormick WD-9”

Where this page comes from

9 transmission values from Traktorenlexikon, “McCormick WD-9”.

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: McCormick WD-9CC BY-SA 4.0, WIKIBOOKS-TL-117804 · revision 1059907. Wikibooks contributors (Traktorenlexikon). Original document