WhichTractor
  • Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1974–1989
  • 2,496 built

WhichTractor size, not the maker’s category

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

Renault 851-4 (S) specs: hp, weight, years

MWM TD 226-4 four-cylinder diesel. The manufacturer claimed 83.9 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

83.9 hp

62.6 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Renault 851-4 R7664”, 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
7,573 lb
3-point lift
8,201 lb
Hyd. flow
8.9 gpm
Top speed
15.5 mph

Renault 851-4 (S) specs: key facts

  • The Renault 851-4 (S) was built from 1974 to 1989.

  • The Renault 851-4 (S) has a claimed engine power (gross or net not stated) of 62.6 kW (83.9 hp); it has no measured PTO figure.

  • The Renault 851-4 (S) is four-wheel drive (4WD).

  • The Renault 851-4 (S) has a MWM TD 226-4 engine, a 4-cylinder 4.16 L diesel unit.Source 1

  • The Renault 851-4 (S) weighs 3,435 kg (7,573 lb) unladen.

  • The Renault 851-4 (S) has a rear PTO running at 540/1000 rpm.

  • The three-point hitch of the Renault 851-4 (S) lifts 3,720 kg (8,201 lb) at the lower-link ends.

  • The hydraulic pump of the Renault 851-4 (S) delivers 33.7 L/min (8.9 gpm).

Source · Traktorenlexikon, “Renault 851-4 R7664”

Illustration of the 1974–1989 Renault 851-4 (S), a 84 hp farm tractor, a drawing generated from its specification record
Illustration — not a photograph

How much horsepower does an 851-4 (S) have?

The only figure for the 851-4 (S) is 83.9 hp (62.6 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)
83.9 hp

Source · Traktorenlexikon, “Renault 851-4 R7664”

What engine is in an 851-4 (S)?

An 851-4 (S) has an MWM TD 226-4, a 4-cylinder 4.16 L diesel engine.

Engine — 851-4 (S) engine specifications
Make & modelMWM TD 226-4Source 1
Cylinders4, liquid-cooledSource 1
Displacement253.6 ci · 4.16 LSource 1
Max torque212 lb·ft · 288 N·m @ 1,346 rpm
InjectionDirect injection
Electrical system12 V

Source · Traktorenlexikon, “Renault 851-4 R7664”

How much will an 851-4 (S) lift, and what is its hydraulic flow?

An 851-4 (S) lifts 8,201 lb (3,720 kg) at the lower-link ends.

Hydraulics & PTO — 851-4 (S) hydraulics and PTO specifications
Pump flow8.9 gpm · 33.7 L/min
Pressure2,321 psi · 160 bar
Lift at ends8,201 lb · 3,720 kg
Rear PTO540/1000 rpm @ 1,982 engine rpm

Source · Traktorenlexikon, “Renault 851-4 R7664”

What transmission does an 851-4 (S) have?

Transmission specifications for the 851-4 (S) are below.

Transmission — 851-4 (S) transmission specifications
ClutchDry LuK double clutch
BrakesPedal-operated Girling expansion disc brake acting on half axles
SteeringHydrostatic Danfoss steering
Top speed15.5 mph · 25 km/h

Source · Traktorenlexikon, “Renault 851-4 R7664”

How much does an 851-4 (S) weigh?

An 851-4 (S) weighs 7,573 lb (3,435 kg) unladen.

Weights & dimensions — 851-4 (S) weights and dimensions
Unladen weight7,573 lb · 3,435 kgS: 3,970
Wheelbase95.6 in · 2,428 mm
Length165.4 in · 4,200 mm
Width73.2–77.8 in · 1,860–1,975 mm
Height106.1 in · 2,695 mm
Ground clearance13.0 in · 330 mm
Front track63.0–70.9 in · 1,600–1,800 mmthe article lists alternatives
Rear track55.1–78.7 in · 1,400–2,000 mm

Source · Traktorenlexikon, “Renault 851-4 R7664”

What oil does an 851-4 (S) take, and how much?

An 851-4 (S) engine takes 10.8 qt (10.25 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

851-4 (S) fluid capacities, grades and service intervals
SystemCapacity
Engine oil10.8 qt · 10.25 LSource: Traktorenlexikon, “Renault 851-4 R7664” · single source, not independently verified
Transmission & hydraulic61.3 qt · 58.0 LSource: Traktorenlexikon, “Renault 851-4 R7664” · single source, not independently verified
Front axle4.8 qt · 4.5 LSource: Traktorenlexikon, “Renault 851-4 R7664” · single source, not independently verified
Final drives1.6 qt · 1.5 LSource: Traktorenlexikon, “Renault 851-4 R7664” · single source, not independently verified
Cooling system13.7 qt · 13.0 LSource: Traktorenlexikon, “Renault 851-4 R7664” · single source, not independently verified

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

Which tractors compare with an 851-4 (S)?

Within 10% of its 83.9 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the Renault 851-4 (S)

Is an 851-4 (S) two-wheel drive or four-wheel drive?

The Renault 851-4 (S) is four-wheel drive (4WD).

What PTO does an 851-4 (S) have?

An 851-4 (S) has a 540/1000 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Renault 851 R7661”; and Traktorenlexikon, “Renault 851-4 R7664”.

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: Renault 851 R7661 — CC BY-SA 4.0, WIKIBOOKS-TL-109176 · revision 993356. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Renault 851-4 R7664 — CC BY-SA 4.0, WIKIBOOKS-TL-109177 · revision 993351. Wikibooks contributors (Traktorenlexikon). Original document