Acremaster 404 Specs ( 1980-1984 )
Overview
The Acremaster 404 is a robust four-wheel drive tractor powered by a massive 390 hp Mercedes-Benz 20.9L V12 diesel engine. Manufactured in Australia between 1980 and 1984, this 33,069-pound machine features articulated power steering and a standard air-conditioned cab for heavy-duty farm operations.
Ideal Applications
High-Power Field Applications:
The 390 hp V12 engine and 33,069 lb operating weight provide the necessary power and ballast for demanding agricultural tasks requiring high displacement and performance.
All-Terrain Traction:
Equipped with four-wheel drive and identical 24.5x32 tires on both front and rear, this tractor is designed for consistent grip and maneuverability across large-scale farm acreage.
Climate-Controlled Operation:
The standard air-conditioned cab ensures operator comfort during long shifts, while the variety of gear and power shift transmission options allows for precise speed management in the field.
Production
| Description | Built in Merredin, Australia |
|---|---|
| Drive type | Four-wheel Drive (4WD) tractor |
| Manufacturer | Acremaster |
Engine
| Engine type | Mercedes-Benz 20.9L 12-cyl diesel |
|---|---|
| Bore/Stroke | 4.92x5.59 inches (125 x 142 mm) |
| Compression | 17.5:1 |
| Description | Mercedes-Benz OM404 / diesel / 12-cylinder / liquid-cooled V12 |
| Displacement | 1276 ci (20.9 L) |
| Power | 390 hp (290.8 kW) |
| Rated RPM | 2200 |
| Starter type | electric |
Transmission
| Gears | 9 forward and 3 reverse / 12 forward and 2 reverse |
|---|---|
| Transmission | Acremaster / Twin Disc 1400 |
| Type | gear / power shift |
| Transmission type | 9-speed gear / 12-speed power shift |
| Transmission type | 9-speed gear / 12-speed power shift |
Mechanical
| Cab | Cab standard with air-conditioning. |
|---|---|
| Description | Articulated power steering |
| Drive type | Four-wheel drive |
Dimensions & Tires
| Ag front | 24.5x32 |
|---|---|
| Ag rear | 24.5x32 |
| Height (exhaust) | 141.7 inches (359 cm) |
| Length | 261.8 inches (664 cm) |
| Weight | 33069 lbs (15000 kg) |
| Width | 177.2 inches (450 cm) |
| Front tire | 24.5x32 |
| Rear tire | 24.5x32 |
| Weight | 33069 lbs (15000 kg) |