Renault
Renault 551S
The Renault 551S is a utility tractor from the S Series produced from 1980 to 1986. It features a 3.1L 3-cylinder liquid-cooled diesel engine delivering 55 hp (41.0 kW). The tractor offers a 12-speed mechanical shuttle transmission with dry disc clutch, and is available in two- or four-wheel drive configurations with power steering and dry disc brakes. It has an open center hydraulic system with 2611 psi pressure and 7.2 gpm flow. The rear hitch is type I with a lift capacity of 5513 lbs (2500 kg). The PTO is independent with 540/1000 rpm options. Dimensions vary between 2WD and 4WD models, with weights ranging from 4586 to 6415 lbs depending on configuration. Multiple tire options are available for different applications.
Power55 hp
Founded1972 - 1980
Model551S
Technical Specifications
Detailed specifications and technical data for Renault 551S
Power
| Engine power | 55 hp (41.0 kW) |
|---|
Tires
| 2WD Standard tires (ag) | Front: 6.50-16. Rear: 14.9-28 |
|---|---|
| 4WD Optional tires (ag) | Front: 9.5-28. Rear: 12.4-36 |
| 4WD Standard tires (ag) | Front: 9.5-24. Rear: 14.9-28 |
| 4WD Optional tires (ag) 2 | Front: 11.2-28. Rear: 13.6-36 |
| 4WD Optional tires (ag) 3 | Front: 11.2-24. Rear: 16.9-28 |
| 4WD Optional tires (ag) 4 | Front: 8.3-24. Rear: 13.6-36 |
| 4WD Optional tires (ag) 5 | Front: 11.2-24. Rear: 14.9-30 |
Engine
| Type | diesel, 3-cylinder, liquid-cooled |
|---|---|
| Model | MWM D226-3 |
| Power | 55 hp (41.0 kW) |
| Torque | 141.6 lb-ft (192.0 Nm) |
| Fuel tank | 17.2 gal (65.1 L) |
| Rated RPM | 2350 |
| Torque RPM | 1500 |
| Bore/Stroke | 4.134x4.724 inches (105 x 120 mm) |
| Compression | 18:1 |
| Displacement | 190.2 ci (3.1 L) |
| Starter volts | 12 |
Weight
| 2WD Cab | 5324 lbs (2414 kg) |
|---|---|
| 4WD Cab | 6415 lbs (2909 kg) |
| 2WD ROPS | 4586 lbs (2080 kg) |
| 4WD ROPS | 5677 lbs (2575 kg) |
Features
| Drive | Two- or four-wheel drive |
|---|---|
| Brakes | Dry disc brakes |
| Safety | ROPS. Cab optional. |
| Steering | Power steering |
Dimensions
| 2WD Width | 66.9 inches (169 cm) Minimum width |
|---|---|
| 4WD Width | 63.4 inches (161 cm) Minimum width |
| 2WD Length | 138.6 inches (352 cm) |
| 4WD Length | 145.7 inches (370 cm) |
| Rear tread | 51.2 to 70.9 inches (130 to 180 cm) |
| Height (cab) | 94.1 inches (239 cm) |
| 2WD Wheelbase | 83.1 inches (211 cm) |
| 4WD Wheelbase | 82.7 inches (210 cm) |
| 2WD Front tread | 47.2 to 74.8 inches (119 to 189 cm) |
| 4WD Front tread | 55.1 to 76.8 inches (139 to 195 cm) |
| Height (steering wheel) | 62.6 inches (159 cm) |
Electrical
| Battery AH | 80 |
|---|---|
| Battery volts | 12 |
| Charging amps | 35 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Pressure | 2611 psi (180.0 bar) |
| Total flow | 7.2 gpm (27.3 lpm) |
Production
| Type | Utility tractor |
|---|---|
| Series | S Series |
| Years made | 1980 - 1986 |
Transmission
| Type | mechanical shuttle |
|---|---|
| Gears | 12 forward and reverse |
| Clutch | dry disc |
| Description | Four gears in three ranges with shuttle. |
Tractor hitch
| Rear Type | I |
|---|---|
| Rear lift capacity | 5513 lbs (2500 kg) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Engine RPM | 551@2350, 642@2350 (540/1000), 1099@2350 |
| Rear PTO Type | 540/1000 (1.375) |
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