The Acremaster 421 is a tractor with a 210 hp rating, positioning it among the higher-powered machines in its class. Manufactured between 1982 and 1984, the tractor features a 6-cylinder diesel liquid-cooled engine that drives through four-wheel drive via a 9-speed gearbox. Its listed weight is 9399 kg. The Acremaster 421 is suited for tasks involving approximately 600–1,500 acres.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
210 hp
Weight
9399 kg
Catalogue coverage
Variants represented
2
Richest spec table
27 rows
Recorded power
210 hp
Recorded weight
9399 kg
Transmissions
9-speed gear
Production years
1982-1984
Verified variants
0
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Overview
ManufacturerAcremasterReference
Four-wheel Drive (4WD) tractorReference
Built in Merredin, AustraliaReference
Four-wheel driveReference
Articulated power steeringReference
Cab standard with air-conditioning.Reference
Engine
Mercedes-Benz 11.0L 6-cyl dieselReference
Fuel tank1015.9 LReference
Engine156.6 kWReference
Mercedes-Benz OM421Reference
dieselReference
6-cylinderReference
liquid-cooled V6Reference
Displacement11.0 LReference
Bore/Stroke128 x 142 mmReference
Power156.6 kWReference
Rated RPM2350Reference
Starter typeelectricReference
Transmission
9-speed gearReference
TransmissionAcremasterReference
TypegearReference
Gears9 forward and 3 reverseReference
Dimensions
Weight9399 kgReference
Front tire18.4x34Reference
Rear tire18.4x34Reference
Ag front18.4x34Reference
Ag rear18.4x34Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
