WhichTractor
  • Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • Not independently tested
  • 1939
  • 200 built

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

HELA D 39 Transmission specifications

11 transmission values on record for the D 39.

Engine power, claimed · gross or net not stated

21.6 hp

16.1 kW as stated by the source

Not independently tested

Claimed · standard not stated by the source

Source · Traktorenlexikon, “HELA D39 (1939)”, claimed

How fast will a D 39 go?

The fastest speed on record for a D 39 is 12.1 mph (19.4 km/h). The gearbox itself is not on record yet.

Transmission — D 39 Transmission
Drive2WD
Forward gears4
Reverse gears1
Transmission as described4 forward/1 reverse
ClutchSingle-plate dry clutch by Fichtel & Sachs
Top speed forward12.1 mph · 19.4 km/h
Top speed reverse2.3 mph · 3.7 km/hhighest reverse speed printed in the article's speed tables
Service brakesPedal operated internal expanding shoe brake acting on the rear wheels
SteeringDust and oil-tight encapsulated worm steering
Differential lockHand lever operated differential lock
Front axlePendulating front axle with three-point suspension and 350 mm ground clearance

Source · Traktorenlexikon, “HELA D39 (1939)”

Where this page comes from

11 transmission values from Traktorenlexikon, “HELA D39 (1939)”.

Last verified

Not yet 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: HELA D39 (1939) — CC BY-SA 4.0, WIKIBOOKS-TL-100434 · revision 787616. Wikibooks contributors (Traktorenlexikon). Original document