Introduction
Massey Ferguson 491 Utility Tractor
Produced in Brazil between 2004 and 2006, the Massey Ferguson 491 is a utility tractor designed for general agricultural tasks. It belongs to a series of tractors known for operational versatility and mechanical reliability.
Engine and Performance
The tractor is powered by a 4-cylinder Perkins 1104C-44T turbocharged diesel engine with a displacement of 4.4 liters. It produces a gross power output of 89 hp (66.4 kW) at a rated speed of 2200 RPM. The engine delivers 282 lb-ft (382.4 Nm) of torque at 1200 RPM, providing steady lugging ability for fieldwork.
Transmission and Drivetrain
The drivetrain features a partially synchronized transmission offering 12 forward and 4 reverse gears. It includes three main gears with high/low ranges and an additional synchronized slow/fast range lever, allowing for speed adjustments. The system utilizes a 330mm dry disc clutch and is available in either two-wheel or four-wheel drive configurations.
Hydraulics and PTO
The open-center hydraulic system provides a total flow of 25 gpm (94.6 lpm), with 17 gpm dedicated to the remote valves and 7 gpm directed to the 3-point hitch. The independent rear PTO supports both 540 and 1000 RPM speeds, engaged via a hydraulic wet disc clutch to facilitate the operation of various implements.
Operator Environment and Chassis
The tractor is built on a 93-inch wheelbase with power steering and independent hydraulic wet disc brakes. The operator station features a flat-deck platform equipped with a two-post folding ROPS as standard, with an optional air-conditioned cab available for improved working conditions.
Conclusion
With a rear lift capacity of 1,904 kg and a robust Perkins engine, the Massey Ferguson 491 is well-suited for medium-duty agricultural operations, offering a balance of mechanical simplicity and performance for diverse farm requirements.
Production Information of Massey Ferguson, 491
- Utility tractor
- Built in Brazil
| Manufacturer | Massey Ferguson (a part of AGCO) |
|---|
Dimension and Tires Information of Massey Ferguson, 491
| Wheelbase | 93 inches [236 cm] |
|---|---|
| Clearance (drawbar) | 14.7 inches [37 cm] |
| Length | 155 inches [393 cm] |
| Width | 80 inches [203 cm] |
| Ag front | 12.4-24 |
|---|---|
| Ag rear | 18.4-30 |
Engine Specifications of Massey Ferguson, 491
- Perkins 1104C-44T
- Liquid-cooled vertical
- 4-cylinder
- Turbocharged diesel
| Power (gross) | 89 hp [66.4 kW] |
|---|---|
| Rated RPM | 2200 |
| Displacement | 268.6 ci [4.4 L] |
| Bore/Stroke | 4.134x5.00 inches [105 x 127 mm] |
| Emissions | Tier II |
| Compression | 18.2:1 |
| Air cleaner | Dual paper elements |
| Starter volts | 12 |
| Torque RPM | 1200 |
| Torque | 282 lb-ft [382.4 Nm] |
Transmission Information of Massey Ferguson, 491
Transmission variants 1
- Three gears (1-3) plus reverse (R) with low/high ranges and an additional synchronized slow/fast range lever. Synchronized shifting between gears 2-3 and the slow/fast range.
| Type | Partially synchronized |
|---|---|
| Gears | 12 forward and 4 reverse |
| Clutch | 330mm dry disc |
Mechanical Specs of Massey Ferguson, 491
- Two- or four-wheel drive
- Flat-deck platform with two-post folding ROPS. Optional cab with air-conditioning.
- Independent hydraulic wet disc brakes
- Power steering
| Final drives | Planetary |
|---|
Power Information of Massey Ferguson, 491
| Rear PTO | Independent |
|---|---|
| Rear PTO(optional) | 1000@1900 |
| Engine RPM | 540@1900 |
| Clutch | Hydraulic wet disc |
| Rear PTO Type | 540/1000 (1.375) |
Hydraulics Specifications of Massey Ferguson, 491
| Steering flow | 8.0 gpm [30.3 lpm] |
|---|---|
| Type | Open center |
| SCV flow | 17 gpm [64.3 lpm] |
| SCV flow(optional) | 10 gpm (aux) [37.9 lpm] |
| Valves | 2 or 3 |
| Total flow | 25 gpm [94.6 lpm] |
| Pump flow | 7.0 gpm (3-point) [26.5 lpm] |
Three-Point Hitch of Massey Ferguson, 491
| Rear Type | II |
|---|---|
| Control | Position control and top-link draft sensing |
| Rear lift (at 24"/610mm) | 4199 lbs [1904 kg] |
Electrical System of Massey Ferguson, 491
| Ground | Negative |
|---|---|
| Battery volts | 12 |
Where it sits
With 89 HP, the Massey Ferguson 491 sits between 481 (75 HP) and 492 (99 HP) in Massey Ferguson's range. Its power puts it in the 58th percentile of 2000s models in our database (2822 machines).
Frequently asked questions
How much horsepower does the Massey Ferguson 491 have?
The Massey Ferguson 491 delivers 89 HP.
What years was the Massey Ferguson 491 produced?
The Massey Ferguson 491 was produced in 2004-2006.
What engine does the Massey Ferguson 491 have?
The Massey Ferguson 491 is powered by a Turbocharged diesel, 4-cylinder engine.
What transmission does the Massey Ferguson 491 use?
The Massey Ferguson 491 uses a Partially synchronized transmission.
Is the Massey Ferguson 491 4WD?
The Massey Ferguson 491 is available in 2WD/4WD.