Renault 461S, 551S, 651S, 681S, 751S, 781S, 851S ⚙️ Specs

Technical Specifications of the Renault 461S Agricultural Tractor:

Renault 461S Agricultural Tractor, produced from 1980 to 1987, is equipped with an MWM D327-3 engine with a displacement of 2827 cm³. This three-cylinder engine delivers a maximum power of 46 HP at 2150 RPM and a torque of 175 Nm at 1500 RPM. The powertrain features a mechanical transmission with a shuttle shift, offering 10 forward and 2 reverse gears, including 2 synchronized gears, enabling speeds between 0.9 and 23.4 km/h. The hydraulic system includes a pump with a capacity of 24.7 l/min and a mechanically controlled rear lift with a maximum lifting capacity of 2500 kg. The PTO runs at 540 RPM. The braking system is hydraulically controlled. The turning radius is 6.7 m for the 2WD version and 9.3 m for the 4WD. Tire sizes for the 2WD version are 6.00-16 (front) and 13.6-28 (rear), while the 4WD version has 9.5-24 (front) and 14.9-28 (rear). The total weight is 2305 kg for the 2WD model and 2910 kg for the 4WD model. The tractor has a height of 236 cm, a length of 345 cm, a width of 210 cm, and a fuel tank capacity of 65 liters. The cabin noise level is 89 dB.

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Technical Data Sheet for Renault 461S, 551S, 651S, 681S, 751S, 781S, 851S tractors:

Model Renault 461S Renault 551S Renault 651S Renault 681S Renault 751S Renault 781S Renault 851S
Years of production 80-87 80-86 80-87 80-86 79-86 80-85 80-89
Engine designation/type MWM D327-3 MWM D226-3 MWM D227-4 MWM D227-4 MWM D226-4 MWM D226-4 MWM TD226-4
Number of cylinders / Turbo / Intercooler 3 3 4 4 4 4 4T
Engine displacement (cm³) 2827 3117 3770 3770 4154 4154 4154
Piston diameter / Stroke (mm) 100×120 105×120 100×120 100×120 105×120 105×120 105×120
Maximum engine power (HP) / at RPM 46/2150 55/2350 65/2350 68/2350 75/2350 78/2350 85/2350
Torque (Nm) / at RPM 175/1500 192/1500 220/1500 230/1500 266/1500 270/1500 300/1500
Number of gearbox speeds (forward + reverse) 10+2 12+12 12+12 12+12 12+12 12+12 12+12
Number of synchronized gears (forward + reverse) 2 12+12 12+12 12+12 12+12 12+12 12+12

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Fast gearbox / Power shift – – – – – – –
Reverser type mech mech mech mech mech mech mech
Speed range (km/h) 0,9-23,4 0,7-26,9 0,8-28,9 0,8-28,7 1,3-29,4 1,3-29,4 1,2-26,8
Maximum speed (km/h) – – – – – – –
Hydraulic pump capacity (L/min) 24,7 27,1 27,1 30,3 30,3 33 33
Rear three-point hitch (TUV) control type mech mech mech mech mech mech mech
Maximum rear three-point hitch (TUV) lift capacity (kg) 2500 2500 2500 3850 3850 4500 4500
Power take-off (PTO) speed (RPM) 540 540/1000 540/1000 540/1000 540/1000 540/1000 540/1000
Type of disc brake (dry/wet) – – – – – – –
Brake system control type hydr hydr hydr hydr hydr hydr hydr
Turning radius 2WD (m) 6,7 6,7 6,8 8 9,8 7,6 7,6
Turning radius 4WD (m) 9,3 11,4 9,8 10,1 11,9 11,9 –

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Front tire size 2WD 6,00-16 6,50-16 7,50-16 7,50-18 9,00-16 7,50-18 7,50-18
Front tire size 4WD 9,5-24 11,2-24 11,2-24 13,6-24 13,6-24 13,6-24 –
Rear tire size 2WD 13,6-28 14,9-28 12,4-36 16,9-30 13,6-38 16,9-34 16,9-34
Rear tire size 4WD 14,9-28 16,9-28 16,9-30 16,9-34 16,9-34 16,9-34 –
Total weight 2WD (kg) 2305 2415 2695 2950 3120 3200 3240
Total weight 4WD (kg) 2910 3175 3595 3660 3965 3965 –
Total height with cabin (cm) 236 239 241 244 251 264 270
Total length (cm) 345 352/370 361/380 381/397 383/404 399/412 399/412
Total width (cm) 210 211/210 224/223 237/241 237/241 242 242
Fuel tank capacity (L) 65 65 65 82 77 77 77
Cabin noise level (dB) 89 88 89 87 88 85,5 –

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