Renault 651

Renault 551, 651, 681, 751, 781, 851 – specs, opinions & photos

Looking for information about agricultural tractors Renault 551, 651, 681, 751, 781, 851? In this article, you'll find answers to questions such as:

  • How much horsepower does each model have?
  • What is the engine capacity of these models?
  • What is the hydraulic pump output for each one?
  • What is the PTO speed of these tractors?

With a spec sheet presented in table form, comparing the tractors is quick and easy, and user reviews will help you make the right choice.

Table of contents:

Technical specifications of the agricultural tractors Renault 551, 651, 681, 751, 781, 851:

Renault 551
Renault 651
Renault 681
Renault 751
Renault 781
Renault 851

Renault 551

  • Years of production: 72-80
  • Maximum engine power (HP) / at RPM: 55/2350
  • Number of gearbox speeds (forward + reverse): 12+3
  • Maximum speed (km/h): 25/30
  • Fuel tank capacity (L): 48/65

Renault 651

  • Years of production: 72-80
  • Maximum engine power (HP) / at RPM: 65/2350
  • Number of gearbox speeds (forward + reverse): 12+3
  • Maximum speed (km/h): –
  • Fuel tank capacity (L): 65

Renault 681

  • Years of production: 79-80
  • Maximum engine power (HP) / at RPM: 68/2350
  • Number of gearbox speeds (forward + reverse): 12+12
  • Maximum speed (km/h): –
  • Fuel tank capacity (L): 82

Renault 751

  • Years of production: 73-80
  • Maximum engine power (HP) / at RPM: 75/2350
  • Number of gearbox speeds (forward + reverse): 12+12
  • Maximum speed (km/h): –
  • Fuel tank capacity (L): 77

Renault 781

  • Years of production: 77-80
  • Maximum engine power (HP) / at RPM: 78/2350
  • Number of gearbox speeds (forward + reverse): 12+12
  • Maximum speed (km/h): –
  • Fuel tank capacity (L): 77

Renault 851

  • Years of production: 74-80
  • Maximum engine power (HP) / at RPM: 85/2350
  • Number of gearbox speeds (forward + reverse): 12+12
  • Maximum speed (km/h): –
  • Fuel tank capacity (L): 77

For details and a comparison of the tractors, see the technical sheet below.

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

Comparison of technical parameters of agricultural tractors
Model Renault 551 Renault 651 Renault 681 Renault 751 Renault 781 Renault 851
Years of production 72-80 72-80 79-80 73-80 77-80 74-80
Engine designation/type MWM D226-3 MWM D227-4 MWM D227-4 MWM D226-4 MWM D226-4 MWM TD226-4
Number of cylinders / Turbo / Intercooler 3 4 4 4 4 4T
Engine displacement (cm³) 3117 3770 3770 4154 4154 4154
Piston diameter / Stroke (mm) 105×120 100×120 100×120 105×120 105×120 105×120
Maximum engine power (HP) / at RPM 55/2350 65/2350 68/2350 75/2350 78/2350 85/2350
Torque (Nm) / at RPM 187/1500 206/1600 230/1500 255/1500 274/1350 290/1400
Number of gearbox speeds (forward + reverse) 12+3 12+3 12+12 12+12 12+12 12+12
Number of synchronized gears (forward + reverse) 12+3 12+3 12+12 12+12 12+12 12+12

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Fast gearbox / Power shift – – – – – –
Reverser type mech mech mech mech mech mech
Speed range (km/h) 0,6-21,9 0,6-22,8 0,8-24,8 0,8-22,9 0,9-24,2 0,8-22,6
Maximum speed (km/h) 25/30 – – – – –
Hydraulic pump capacity (L/min) 26 26/32 30,3 31,3 31,3 31,3
Rear three-point hitch (TUV) control type mech mech mech mech mech mech
Maximum rear three-point hitch (TUV) lift capacity (kg) 2000 2000 3850 2750/3850 3850 2750
Power take-off (PTO) speed (RPM) 540/750 540/750 540/1000 540/1000 540/1000 540/1000
Type of disc brake (dry/wet) – – – – – –
Brake system control type hydr hydr hydr hydr hydr hydr
Turning radius 2WD (m) 6,7 6,8 9,8 – – –
Turning radius 4WD (m) 11,4 10,1 – – – –

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Front tire size 2WD 6,50-16 7,50-16 7,50-18 7,50-18 7,50-18 7,50-18
Front tire size 4WD 11,2-24 11,2-24 12,4-24 12,4-24 12,4-24 –
Rear tire size 2WD 14,9-28 16,9-28 16,9-30 16,9-34 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) 2630 2745 3275 2995 3500 3015
Total weight 4WD (kg) 2945 3310 3385 3415 3900 3435
Total height with cabin (cm) 235 235 251 270 270 –
Total length (cm) 355 365/381 382/404 399/413 399/413 –
Total width (cm) 211 224/223 237/241 243 243 –
Fuel tank capacity (L) 48/65 65 82 77 77 77
Cabin noise level (dB) 86,5 89,5 89 85,5 – –

Fuel consumption and user reviews of tractors Renault 551, 651, 681, 751, 781, 851:

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