Renault

Renault 781S

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.
Power78 hp
Founded1977 - 1980
Model781S

Technical Specifications

Detailed specifications and technical data for Renault 781S

Power
Engine78 hp (58.2 kW)
Tires
Ag rear16.9-34
Ag front7.50-18, 13.6-24
Engine
Typediesel
ModelMWM D226-4
Power78 hp (58.2 kW)
Torque199.2 lb-ft (270.1 Nm)
Cylinders4-cylinder
Fuel tank20.3 gal (76.8 L)
Rated RPM2350
Torque RPM1500
Bore/Stroke4.134x4.724 inches (105 x 120 mm)
Displacement253.5 ci (4.2 L)
Dimensions
Height103.9 inches (263 cm)
Length162.2 inches (411 cm)
Weight7,056 lbs (2WD) (3200 kg), 8,743 lbs (4WD) (3965 kg)
Wheelbase95.3 inches (242 cm)
Hydraulics
Total flow8.7 gpm (32.9 lpm)
Mechanical
Drive4x2 2WD, 4x4 MFWD 4WD optional
BrakesDry disc brakes standard
Steeringhydrostatic power
Production
Years made1980 - 1985
ManufacturerRenault
Transmission
Type12-speed
Gears12 forward and reverse
Tractor hitch
Rear lift9,923 lbs (4501 kg)
Power Take-off (PTO)
Rear PTO Type540/1000