Introduction
Renault 421 Agricultural Tractor
The Renault 421 is a two-wheel drive agricultural tractor manufactured between 1972 and 1977. This machine was designed to provide reliable performance for standard field operations during its production era.
Engine and Performance
The tractor is powered by an MWM D327-3 diesel engine. This 3-cylinder unit features a displacement of 2.8 liters (172.5 cubic inches) and produces 42 horsepower (31.3 kW) at a rated speed of 2150 RPM. The engine delivers a peak torque of 126.9 lb-ft (172.1 Nm) at 1500 RPM, providing sufficient power for light to medium agricultural duties.
Transmission and Handling
The Renault 421 utilizes a mechanical transmission system offering 10 forward speeds and 2 reverse speeds, allowing the operator to select the appropriate gear for specific field conditions. Steering is managed via a mechanical system, and the tractor is equipped with dry disc brakes to ensure stopping reliability.
Hydraulics and Implements
For implement operation, the tractor features a rear lift capacity of 4,410 lbs (2000 kg). The hydraulic system provides a total flow capacity of 5.8 gpm (22.0 lpm). Additionally, the rear power take-off (PTO) operates at a standard speed of 540 RPM.
Dimensions and Specifications
The machine has a wheelbase of 78.0 inches (198 cm) and an overall length of 130.7 inches (331 cm). With a curb weight of 4,818 lbs (2185 kg), the tractor is configured with 6.00-16 front tires and 13.6-28 rear agricultural tires, ensuring balance and traction for general farming tasks.
Conclusion
The Renault 421 is a compact, mechanical-driven tractor suited for small to medium-scale agricultural operations. Its robust engine architecture and standard hydraulic capabilities make it a functional choice for farmers requiring a simple and durable machine for basic traction and implement management.
Production Information of Renault, 421
| Manufacturer | Renault |
|---|
Dimension and Tires Information of Renault, 421
| Wheelbase | 78.0 inches [198 cm] |
|---|---|
| Weight | 4,818 lbs [2185 kg] |
| Length | 130.7 inches [331 cm] |
| Height | 96.1 inches [244 cm] |
| Ag front | 6.00-16 |
|---|---|
| Ag rear | 13.6-28 |
Engine Specifications of Renault, 421
- MWM D327-3
- Diesel
- 3-cylinder
| Rated RPM | 2150 |
|---|---|
| Bore/Stroke | 3.875x4.724 inches [98 x 120 mm] |
| Displacement | 172.5 ci [2.8 L] |
| Torque | 126.9 lb-ft [172.1 Nm] |
| Power | 42 hp [31.3 kW] |
| Torque RPM | 1500 |
Transmission Information of Renault, 421
Transmission variants 1
| Gears | 10 forward and 2 reverse |
|---|
Mechanical Specs of Renault, 421
- Two-wheel drive
- Optional
- Dry disc brakes
| Steering | Mechanical |
|---|
Power Information of Renault, 421
| Rear PTO Type | 540 |
|---|
Hydraulics Specifications of Renault, 421
| Total flow | 5.8 gpm [22.0 lpm] |
|---|
Three-Point Hitch of Renault, 421
| Rear lift | 4,410 lbs [2000 kg] |
|---|
Where it sits
With 42 HP, the Renault 421 sits between Super 6 (40 HP) and 56 (43 HP) in Renault's range. Its power puts it in the 25th percentile of 1970s models in our database (1259 machines).
Frequently asked questions
How much horsepower does the Renault 421 have?
The Renault 421 delivers 42 HP.
What years was the Renault 421 produced?
The Renault 421 was produced in 1972-1977.
What engine does the Renault 421 have?
The Renault 421 is powered by a Diesel, 3-cylinder engine.
How much does the Renault 421 weigh?
The Renault 421 weighs 4,818 lbs [2185 kg].
Is the Renault 421 4WD?
The Renault 421 is available in 2WD.