WhichTractor
  • WhichTractor size: Utility
  • Not independently tested
  • 1961–1965
  • 40,599 built

WhichTractor size, not the maker’s category

David Brown 990 Implematic Transmission specifications

7 transmission values on record for the 990 Implematic.

Engine power, claimed · gross or net not stated

52.0 hp

38.8 kW as stated by the source

Not independently tested

Claimed · standard not stated by the source

Source · Traktorenlexikon, “David Brown 990 Implematic”, claimed

How fast will a 990 Implematic go?

The fastest speed on record for a 990 Implematic is 13.7 mph (22 km/h). The gearbox itself is not on record yet.

Transmission — 990 Implematic Transmission
Drive2WD
Forward gears6–12the article lists alternatives
Reverse gears2–4the article lists alternatives
Transmission as described6 forward/2 reverse and 12 forward/4 reverse
Top speed forward13.7 mph · 22 km/h
Top speed reverse7.1 mph · 11.40 km/hhighest reverse speed printed in the article's speed tables
Differential lockPedal-operated differential lock

Source · Traktorenlexikon, “David Brown 990 Implematic”

Where this page comes from

7 transmission values from Traktorenlexikon, “David Brown 990 Implematic”.

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: David Brown 990 Implematic — CC BY-SA 4.0, WIKIBOOKS-TL-115966 · revision 1001700. Wikibooks contributors (Traktorenlexikon). Original document