Skip to content
TractorStack.
An independent tractor referenceSpecifications. Sources. Side by side.
Search
Find your tractor.
Menu ☰
Years in Production / 1982–1984
Acremaster
421
Explore the specifications, hardware, and original references for the Acremaster 421.

No photo
210hp
Source index power
4x4 Only
Drive
1982–1984
Production years
Acremaster
Manufacturer
421 / 01
At a glance
Production
Four-wheel Drive (4WD) tractor
Built in Merredin, Australia
- Manufacturer
- Acremaster
Mechanical
Four-wheel drive
Articulated power steering
Cab standard with air-conditioning.
421 / 02
Under the hood
Engine Detail
Mercedes-Benz OM421
diesel
6-cylinder
liquid-cooled V6
- Displacement
- 669.1 ci11.0 L
- Bore Stroke
- 5.04x5.59 inches128 x 142 mm
- Power
- 210 hp156.6 kW
- Rated Rpm
- 2350
- Starter Type
- electric
- Fuel Type
- diesel
- Cylinders
- 6
- Cooling
- liquid-cooled V6
Engine Options
Mercedes-Benz 11.0L 6-cyl diesel
- Fuel Tank
- 268.4 gal1015.9 L
421 / 03
Gears & controls
Transmission
- Transmission
- Acremaster
- Transmission Type
- gear
- Gears
- 9 forward and 3 reverse
421 / 04
Size. Stance. Footprint.
Dimensions And Tires
- Weight
- 20723 lbs9399 kg
- Front Tire
- 18.4x34
- Rear Tire
- 18.4x34
Tires And Tracks
- Front Ag
- 18.4x34
- Rear Ag
- 18.4x34