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Renault 781S

Renault 781S tractor
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The Renault 781S is a farm tractor produced from 1980 to 1985 by Renault. It features a 4.2L 4-cylinder MWM diesel engine delivering 78 hp (58.2 kW) with a 12-speed transmission. The tractor offers 2WD or optional 4WD drive, hydrostatic power steering, and dry disc brakes. It has a rear lift capacity of 9,923 lbs (4501 kg) and a rear PTO with 540/1000 rpm options. The hydraulic system provides a total flow of 8.7 gpm (32.9 lpm). Dimensions include a 95.3 inch (242 cm) wheelbase, 162.2 inch (411 cm) length, and 103.9 inch (263 cm) height. Weight ranges from 7,056 lbs (3200 kg) for 2WD to 8,743 lbs (3965 kg) for 4WD. Tire options include 7.50-18 or 13.6-24 front tires and 16.9-34 rear tires.
Renault 781Stractorfarm tractor78 hpMWM engine12-speed transmission4WDhydraulicsPTOdimensions
Power78 hp
Founded1977 - 1980
Model781S

Technical Specifications

Detailed specifications and technical data for Renault 781S

Power

Engine:78 hp (58.2 kW)

Tires

Ag rear:16.9-34
Ag front:7.50-18, 13.6-24

Engine

Type:diesel
Model:MWM D226-4
Power:78 hp (58.2 kW)
Torque:199.2 lb-ft (270.1 Nm)
Cylinders:4-cylinder
Fuel tank:20.3 gal (76.8 L)
Rated RPM:2350
Torque RPM:1500
Bore/Stroke:4.134x4.724 inches (105 x 120 mm)
Displacement:253.5 ci (4.2 L)

Dimensions

Height:103.9 inches (263 cm)
Length:162.2 inches (411 cm)
Weight:7,056 lbs (2WD) (3200 kg), 8,743 lbs (4WD) (3965 kg)
Wheelbase:95.3 inches (242 cm)

Hydraulics

Total flow:8.7 gpm (32.9 lpm)

Mechanical

Drive:4x2 2WD, 4x4 MFWD 4WD optional
Brakes:Dry disc brakes standard
Steering:hydrostatic power

Production

Years made:1980 - 1985
Manufacturer:Renault

Transmission

Type:12-speed
Gears:12 forward and reverse

Tractor hitch

Rear lift:9,923 lbs (4501 kg)

Power Take-off (PTO)

Rear PTO Type:540/1000