• Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1963–1973

It sits on the utility/standard-size boundary, so either size is a fair description. It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

UTB U 650/651 Transmission specs

11 transmission values on record for the U 650/651.

Engine power, claimed · gross or net not stated

64.1 hp

47.8 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “UTB U 650”, 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 U 650/651 go?

The fastest speed on record for a U 650/651 is 16.8 mph (27 km/h). The gearbox itself is not on record yet.

Transmission — U 650/651 Transmission
DriveAvailable in two-wheel and four-wheel drive
Forward gears10
Reverse gears2
Transmission as described10 forward/2 reverse
ClutchPedal-operated dry single-plate clutch
Top speed forward16.8 mph · 27 km/h
Top speed reverse3.0 mph · 4.85 km/hhighest reverse speed printed in the article's speed tables
Creeper gears available, optionalYes
Service brakesPedal-operated dry disc brake acting on the side shafts
SteeringHydraulic steering with double-acting steering cylinder
Front axlePendulum-mounted extendable steel front axle

Source · Traktorenlexikon, “UTB U 650”

Sources and how this page was built

11 transmission values from Traktorenlexikon, “UTB U 650”.

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: UTB U 650 — CC BY-SA 4.0, WIKIBOOKS-TL-46870 · revision 1054399. Wikibooks contributors (Traktorenlexikon). Original document