UTB/Universal 643 tractor specifications

1988 - 2004

Production

Production Manufacturer:UTB/Universal
Factory:Brasov, Romania
Original price:$25,000 (2004)

Variants

Variants 643DT:4WD

UTB/Universal 643 Power

UTB/Universal 643 Power Engine:64 hp
47.7 kW

UTB/Universal 643 Engines

UTB/Universal 643 Engines UTB 3.6L 4-cyl diesel 3.2L 4-cyl diesel Fuel tank:16.4 gal
62.1 L
Engine details ...

1988 - 2004

Engines overview

Engines overview
UTB 3.6L 4-cyl diesel
3.2L 4-cyl diesel

Engine Detail

Engine Detail
UTB
diesel
4-cylinder
liquid-cooled
Displacement:	219.4 ci 3.6 L
Bore/Stroke:	4.016x4.331 inches 102 x 110 mm
Power:	64 hp 47.7 kW
Fuel system:	direct injection
Air cleaner:	oil bath
Compression:	17:1
Rated RPM:	2400
Torque:	152 lb-ft 206.1 Nm
Torque RPM:	1400
Starter volts:	12
Starter power:	4.7 hp 3.5 kW

Engine Detail

Engine Detail
diesel
4-cylinder
Displacement:	196.9 ci 3.2 L
Rated RPM:	2400

Mechanical

Mechanical Chassis:4x2 2WD
4x4 MFWD 4WD
Differential lock:mechanical rear
Steering:hydrostatic power
Brakes:wet disc
Transmissions:8-speed constant mesh
12-speed creeper
8-speed shuttle
Transmission details ...

1988 - 2004

Transmissions overview

Transmissions overview
8-speed constant mesh
12-speed creeper
8-speed shuttle

Transmission

Transmission
Type:	constant mesh
Gears:	8 forward and 2 reverse
Clutch:	dry disc
Four gears (1-4) plus reverse (R) in two ranges (low and high).

Speeds

Speeds
With 16.9-30 rear tires.

Transmission

Transmission
Type:	creeper
Gears:	12 forward and 3 reverse
Clutch:	dry disc
Optional creeper adds a third range to the basic transmission.

Speeds

Speeds
With 16.9-30 rear tires.

Transmission

Transmission
Type:	shuttle
Gears:	8 forward and reverse

Hydraulics

Hydraulics Type:open center
Pressure:2175 psi
150.0 bar
Valves:1
Pump flow:9 gpm
34.1 lpm

Tractor hitch

Tractor hitch Rear Type:II
Control:position and draft control
Rear lift:4630 lbs
2100 kg

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:independent
Rear RPM:540/1000

Dimensions & Tires

Dimensions & Tires Wheelbase:89.37 inches
226 cm
Weight:6200 lbs
2812 kg
Front tire:11L-15
Rear tire:16.9R30
Full dimensions and tires ...

1988 - 2004

UTB/Universal 643 Tires

UTB/Universal 643 Tires
Ag front:	11L-15
	9.50-24 (4WD)
Ag rear:	16.9R30

Dimensions

Dimensions
Wheelbase:	89.37 inches 226 cm
Length:	149.2 inches 378 cm
Height:	100.4 inches 255 cm
Weight:	6200 lbs 2812 kg
2WD Front tread:	55.1 to 78.4 inches 139 to 199 cm
4WD Front tread:	54.3 to 62.2 inches 137 to 157 cm
Rear tread:	55.5 to 75.2 inches 140 to 191 cm