WhichTractor
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1974–1981

WhichTractor size, not the maker’s category

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

UZINA TRACTORUL 420 (DT) specs: hp, weight, years

UTB D-115 three-cylinder diesel. The manufacturer claimed 41.3 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

41.3 hp

30.8 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “UTB 420 (DT)”, 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.

Weight
3,616 lb
Hyd. flow
4.2 gpm
Top speed
15.5 mph

UZINA TRACTORUL 420 (DT) specs: key facts

  • The UZINA TRACTORUL 420 (DT) was built from 1974 to 1981.

  • The UZINA TRACTORUL 420 (DT) has a claimed engine power (gross or net not stated) of 30.8 kW (41.3 hp); it has no measured PTO figure.

  • The UZINA TRACTORUL 420 (DT) was offered in two-wheel-drive and four-wheel-drive versions.

  • The UZINA TRACTORUL 420 (DT) has a UTB D-115 engine, a 3-cylinder 2.34 L diesel unit.Source 2

  • The UZINA TRACTORUL 420 (DT) weighs 1,640 kg (3,616 lb) unladen.

  • The UZINA TRACTORUL 420 (DT) has an independent rear PTO running at 540 rpm.

  • The hydraulic pump of the UZINA TRACTORUL 420 (DT) delivers 16.0 L/min (4.2 gpm).

Source · Traktorenlexikon, “UTB 420 (DT)”

Illustration of the 1974–1981 UZINA TRACTORUL 420 (DT), a 41 hp farm tractor, four-wheel-drive version · colour not recorded — shown unpainted, a drawing generated from its specification record
Illustration — not a photograph · four-wheel-drive version · colour not recorded — shown unpainted

How much horsepower does a 420 (DT) have?

The only figure for the 420 (DT) is 41.3 hp (30.8 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
41.3 hp

Source · Traktorenlexikon, “UTB 420 (DT)”

What engine is in a 420 (DT)?

A 420 (DT) has a UTB D-115, a 3-cylinder 2.34 L diesel engine.

Engine — 420 (DT) engine specifications
Make & modelUTB D-115Source 2
Cylinders3, liquid-cooledSource 2
Displacement142.7 ci · 2.34 LSource 2
Max torque108 lb·ft · 147 N·m @ 1,400 rpm
Electrical system12 V

Source · Traktorenlexikon, “UTB 420 (DT)”

How much will a 420 (DT) lift, and what is its hydraulic flow?

Hydraulic and PTO specifications for the 420 (DT) are below.

Hydraulics & PTO — 420 (DT) hydraulics and PTO specifications
Pump flow4.2 gpm · 16.0 L/min
Pressure2,973 psi · 205 bar
Hitch categoryCategory 1
Rear PTOIndependent, engine-driven, 540 rpm @ 1,908 engine rpmGround-speed PTO available
PTO shaft1 3/8"- 6 splines

Source · Traktorenlexikon, “UTB 420 (DT)”

What transmission does a 420 (DT) have?

Transmission specifications for the 420 (DT) are below.

Transmission — 420 (DT) transmission specifications
Top speed15.5 mph · 25 km/h

Source · Traktorenlexikon, “UTB 420 (DT)”

How much does a 420 (DT) weigh?

A 420 (DT) weighs 3,616 lb (1,640 kg) unladen.

Weights & dimensions — 420 (DT) weights and dimensions
Unladen weight3,616 lb · 1,640 kgDT: 1,830
Wheelbase74.8 in · 1,900 mmDT: 1,865
Length122.4 in · 3,110 mm
Width68.1 in · 1,730 mm
Height86.6 in · 2,200 mm
Ground clearance20.9 in · 530 mmDT: 330
Front track50.0–77.0 in · 1,270–1,956 mmDT: 1,450
Rear track47.2–74.8 in · 1,200–1,900 mm
Turning radius, braked10.6 ft · 3.22 mDT: 4,250

Source · Traktorenlexikon, “UTB 420 (DT)”

What oil does a 420 (DT) take, and how much?

A 420 (DT) engine takes 7.4 qt (7.0 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

420 (DT) fluid capacities, grades and service intervals
SystemCapacity
Engine oil7.4 qt · 7.0 LSource: Traktorenlexikon, “UTB 420 (DT)” · single source, not independently verified
Hydraulic22.0 qt · 20.8 LSource: Traktorenlexikon, “UTB 420 (DT)” · single source, not independently verified
Cooling system12.3 qt · 11.6 LSource: Traktorenlexikon, “UTB 420 (DT)” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with a 420 (DT)?

Within 10% of its 34.9 hp at the PTO as the maker claimed it, with no laboratory test on file, the same type, and first built within 15 years of it.

Common questions about the UZINA TRACTORUL 420 (DT)

Is a 420 (DT) two-wheel drive or four-wheel drive?

The UZINA TRACTORUL 420 (DT) was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a 420 (DT) have?

A 420 (DT) has a independent 540 rpm rear PTO on a 1 3/8"- 6 splines shaft.

Sources and how this page was built

Compiled from Traktorenlexikon, “UTB 420 (DT)”; and Traktorenlexikon, “UTB U 445”.

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 420 (DT) — CC BY-SA 4.0, WIKIBOOKS-TL-120662 · revision 1055516. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: UTB U 445 — CC BY-SA 4.0, WIKIBOOKS-TL-65467 · revision 1054957. Wikibooks contributors (Traktorenlexikon). Original document